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Internal Medicine

Janak Adhikari, MD

Works at hospitals in Lancaster, PA · Hershey, PA · Pennsylvania

Summary

Dr. Janak Adhikari, MD is an internal medicine doctor at 2160 State Rd, Lancaster, PA 17601. Phone: (717) 821-7443. Accepts Medicare assignment. In 2024, Janak Adhikari had 73 Original Medicare patients and 299 services. NPI 1588185847. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Janak Adhikari, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Janak Adhikari accept Medicare assignment?
Yes. Medicare's clinician data says Janak Adhikari accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Janak Adhikari see?
In 2024, CMS data shows 73 Original Medicare patients and 299 services for Janak Adhikari. This counts Original Medicare only and measures volume, not quality.
What is Janak Adhikari's NPI number?
1588185847. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Janak Adhikari, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients73
Services billed to Medicare299
Different services or procedures8
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)195 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)44 services
  3. Hospital discharge day management, more than 30 minutes (99239)25 services
  4. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)17 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes55%
  • Chronic kidney disease53%
  • Anxiety48%
  • Atrial fibrillation47%

Hospitals where Janak Adhikari works

Medicare's Facility Affiliation Data lists Janak Adhikari at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Janak Adhikari is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Janak Adhikari as a member of this group (CMS data updated October 2, 2026).

  • Penn State Health Medical Group LLC734 clinicians in the group

Specialties

Find other Internal Medicine doctors in Pennsylvania →

Other internal medicine doctors in Lancaster

Clinicians with the same Medicare primary specialty in Lancaster, PA — not a recommendation.

All internal medicine doctors in Lancaster →

Other clinicians in Penn State Health Medical Group LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1588185847
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians