Founder & Principal

Nitesh Kumar, MD, MBA.

A3HCS is built on one premise: the decisions that cost hospitals the most are made without someone who has sat on both sides of the table, clinical and operational, at the same time.

MD, MBA ACHE Member HIMSS Member BIAA-Certified TBI Specialist VA Clinical Background ORCID 0000-0002-3807-350X
Nitesh Kumar, MD, MBA
Background . § 01

A3HCS is led by Nitesh "Tesh" Kumar, MD, MBA, a physician-executive whose career bridges clinical practice, post-acute platform strategy, life sciences market access, and patient education. The mission is straightforward: hospitals, post-acute organizations, and life sciences teams need senior judgment that speaks both languages, clinical and operational, without translation loss.

The career arc explains the lens. Director of Business Development at Lakeview Specialty Hospital running post-acute platform strategy across three locations. Medical Science Liaison in neurology at AbbVie with 45+ KOL engagements across academic and community settings. Clinical background in the VA healthcare system. Editorial relationships including Thieme manuscript review.

A3HCS exists because most consulting firms send a physician who has never run a P&L or a business executive who has never delivered care. A3HCS sends one operator who has done both. Current focus areas include the proposed HIPAA Security Rule update (NPRM 90 FR 800), the CMS hospice and HHA moratoria (CMS-6101-N and CMS-6102-N), post-acute diagnostics, care transitions, and life sciences publication advisory. Founder of Brain Revives, a patient and caregiver brain-injury education platform.

Conference Speaking . § 02

Featured speaker at Becker's Hospital Review conferences.

2025 Becker's Spine & ASC Conference

Everything You Need To Know about Medicare/Medicaid Changes

2024 Becker's Spine & ASC Conference

Big Ideas to Grow Patient Volume without Breaking the Budget

Credentials . § 02

Education and certification.

Medical Degree

Doctor of Medicine

Licensed physician. Clinical and hospital-based practice background.

Business Degree

Master of Business Administration

Strategy, operations, and financial analysis in healthcare contexts.

Healthcare Leadership

ACHE Member

American College of Healthcare Executives, active member.

Specialty Certification

BIAA-Certified TBI Specialist

Brain Injury Association of America, certified traumatic brain injury specialist.

Published Work & Press . § 03

Third-party validation and published work.

Peer-reviewed research, bylined press, academic conference presentations, and published books. Verified and linked.

3 Peer-Reviewed MEDLINE Publications ORCID 0000-0002-3807-350X
  • Spontaneous Spinal Hematoma in Patients Using Antiplatelets and Anticoagulants: A Systematic Review World Neurosurgery . 2024 . Vol. 184, e185–e194 DOI: 10.1016/j.wneu.2024.01.082
  • Acute Epidural Hematoma Formation in Cervical Spine After Interlaminar Epidural Steroid Injection Despite Discontinuation of Clopidogrel Regional Anesthesia & Pain Medicine . 2016 . Vol. 41(3), 398–401 . PMID 27035463 First reported case. Johns Hopkins co-authorship.
  • Comparisons of Lesion Volumes and Shapes Produced by a Radiofrequency System with a Cooled, a Protruding, or a Monopolar Probe Pain Physician . 2017 . Vol. 20(6), E915–E922 . PMID 28934795
Bylined Press

A State of Emergency: Why Wisconsin's Healthcare System Must Adapt to Survive

Wisconsin Hospital Association . The Valued Voice . Vol. 69, Issue 16 . April 17, 2025

Bylined analysis of Wisconsin's $1.6B Medicaid shortfall, 10 hospital closures in 2025, and systemic reforms needed.

Bylined Press

Your Manuscript Is Ready, So What's Next?

Covidence Blog . Cochrane-affiliated . 50,000+ researchers . 1,800+ institutions

Bylined article on the post-completion manuscript journey: editing, publishing routes, submission strategy, and author platform development.

Published Book

Epilepsy Care and Research in Chicago: Collaboration and Progress

Lulu Press . ISBN 9781312515543 . May 2023

Comprehensive exploration of epilepsy care history and the research trajectory in Chicago. Neurology domain expertise applicable to life sciences and KOL engagement.

Authorea Preprints

Two DOI-assigned clinical case reports

Ganciclovir-resistant CMV in BMT patients . Compartment syndrome after olecranon fracture

DOIs: 10.22541/au.169200037.77991535 and 10.22541/au.175795572.22026230.

Poster-to-Publication Pipeline

Two IWU Digital Commons posters, one published as a full paper

2015 RF ablation study (Pain Physician 2017, PMID 28934795) . 2016 EEG SCS study

John Wesley Powell Student Research Conference posters that traced from undergraduate research to peer-reviewed publication.

Common Questions . § 04

Frequently asked questions.

What does A3HCS do?
A3HCS provides B2B healthcare consulting for hospital executives and health systems navigating operational efficiency, cybersecurity compliance, life sciences market access, and strategic growth. Led by Nitesh Kumar, MD, MBA, ACHE, the firm brings physician-executive experience to every engagement.
Who is Nitesh Kumar, MD, MBA?
Nitesh Kumar is a physician-executive and the founder of A3HCS. His career spans clinical practice at the VA healthcare system, post-acute platform strategy as Director of Business Development at Lakeview Specialty Hospital, and life sciences field work as a Medical Science Liaison at AbbVie with 45+ KOL engagements. He holds an MD, MBA, is an ACHE member, and is BIAA-certified in traumatic brain injury.
What makes A3HCS different from other healthcare consulting firms?
Most consulting firms send either a physician who has never run a P&L or a business executive who has never delivered care. A3HCS sends one operator who has done both. Every engagement is run by the founder directly — no junior associates, no staffed delivery teams. Flat fees, defined scope, and references available under NDA after a scoping call.
Is Nitesh Kumar peer-reviewed and published?
Yes. Nitesh Kumar has three MEDLINE-indexed peer-reviewed publications (ORCID 0000-0002-3807-350X), bylined press in the Wisconsin Hospital Association's Valued Voice and Cochrane-affiliated Covidence Blog, and a published book on epilepsy care and research. He has also presented at Becker's Hospital Review conferences in 2024 and 2025.
Client Proof . § 12

What buyers say after engaging.

Engagements across post-acute, health systems, and life sciences. Anonymized by request.

What separates A3HCS from every other consulting firm we have used is that Nitesh has actually done the clinical work. He understood our ED-to-post-acute throughput problem in ten minutes because he has lived it from both sides. The recommendations were not theoretical. We saw measurable improvement within the quarter.
Vice President of Operations Regional Health System . Midwest
We were leaving reimbursement dollars on the table and did not know it. Nitesh audited our care coordination documentation across a sample of patient records and identified a consistent coding gap we corrected in the next billing cycle. The ROI on the engagement was measurable within sixty days.
Administrator Medicare-Certified Home Health Agency
We had been putting off our HIPAA security review for over a year. Nitesh identified three priority gaps in our risk analysis process and handed us a remediation roadmap we could execute without hiring a full-time compliance officer. Two months later we passed our state survey without a single finding.
Director of Operations Independent Hospice Agency . Illinois
The discharge huddle structure Nitesh designed cut our average LOS by over a day on our med-surg floors. What made it work was that he built it with bedside nurses, not around them. Staff actually use it.
Chief Nursing Officer 420-Bed Regional Medical Center
I was skeptical that a consultant without a finance background could move the needle on throughput economics. He understood contribution margin and DRG mix better than most of our internal team. The ROI on the engagement was clear within 60 days.
Chief Financial Officer Community Health System . Southeast
Referrals from our hospital partners increased 40 percent after the liaison model redesign he recommended. He understood the SNF world from the hospital perspective in a way we had never encountered from an advisor. That dual lens is rare.
Regional Vice President of Operations Post-Acute Network . Midwest

Ready to work with a physician-executive who has sat on both sides of the table?

Engagements start with a diagnostic. Flat fees. Defined scope. Replies within two business days. No marketing list, no automated funnel.

Not ready for a full engagement? Book a free 20-minute call →
Primary CTA . § 12

Request a Care Transition and Growth Diagnostic.

A two-to-four-week structured diagnostic delivered as an executive memo, not a deck. It defines where your system is losing time, margin, and trust, and identifies the two-to-three corrections worth investing in next.

  • Structured interviews with operational and clinical owners
  • Data pull and variance analysis against peer benchmarks
  • System map of friction points across the continuum
  • Executive memo with prioritized correction paths
  • No findings before facts. No outcome guarantees. Clear scope.