Sherry J. Rethnaswamy, MD
Hospitalist Physician · Hershey, PA
Sherry J. Rethnaswamy, MD is a hospitalist physician with a practice address in Hershey, Pennsylvania, and NPI 1922686435, issued on Mar 29, 2021. Check the license (Pennsylvania MD487316, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Sherry J. Rethnaswamy
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- MD487316 PA
Self-reported in NPPES; status is on the state search - Practice location
- 500 University Dr, Hershey, PA 17033
- Phone
- (800) 243-1455
- Enumerated
- Mar 29, 2021
- Record last updated
- Jan 2, 2025
- Medicare enrollment
- Enrolled (PECOS I20241123000407); accepts Medicare assignment
- Medical or professional school
- Eastern Virginia Medical School, 2021
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,424 in Pennsylvania → Look up another NPI →
Also registered at 500 University Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Victor Abarca, CRNACertified Registered Nurse Anesthetist1003575853
- Aiza Abbas, MDStudent in an Organized Health Care Education/Training Program1164312500
- Fatemeh Abbasi, MDPulmonary Disease Physician1750878625
- Andrea Abbe, LDNRegistered Dietitian1366623795
- Mahdi Abdallah, MDStudent in an Organized Health Care Education/Training Program1497457360
- Ashraf Abdelhalim, MDAnesthesiology Physician1356931729
Verify Sherry J. Rethnaswamy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD487316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average hospitalist physician in 2024
398 Medicare Part D claims for 83 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate30 claims
- Jardiance21 claims
- Lisinopril16 claims
- Atorvastatin Calcium15 claims
- Gabapentin14 claims
- Metformin Hcl14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Penn State Health Medical Group LLCCamp Hill, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sherry J. Rethnaswamy among 1,424 hospitalist physician records in Pennsylvania
Sherry J. Rethnaswamy, MD is one of 1,424 hospitalist physician records with a practice address in Pennsylvania. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 89% of them.
- NPI issued2021 · 89% of these records are older, 7% newer
- In a Medicare fileYes · 94% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated2021 · median 2011 among the 1,236 with a school on file
- Record last updated2025 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 hospitalist physician records list a practice address in Hershey
They are 44 of the 3,972 NPPES records with a practice address in Hershey, and 1,424 hospitalist physician records in Pennsylvania.
All 1,424 in Pennsylvania → Every provider in Hershey → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Henock Ayalew, MDHershey, PA 170331679830624
- Michael Beck, MDHershey, PA 170331235158130
- Melanie BrayHershey, PA 170331609124411
- Xueying Chen, M.D.Hershey, PA 170331386907475
- Ami Dewaters, M.D.Hershey, PA 170331588930762
- Ashwani Garg, MDHershey, PA 170331609059948
- Eileen Hennrikus, M.D.Hershey, PA 170331497752794
- Shadi Hijjawi, MBBSHershey, PA 170331811201882
Common questions
What is Sherry J. Rethnaswamy, MD's NPI number?
Sherry J. Rethnaswamy, MD's National Provider Identifier (NPI) is 1922686435, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Sherry J. Rethnaswamy, MD located?
The NPPES record lists a practice address at 500 University Dr, Hershey, PA, 17033. Phone: (800) 243-1455. Providers update this record themselves, so call before visiting.
How can I verify Sherry J. Rethnaswamy, MD's license?
NPPES lists Pennsylvania license number MD487316, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sherry J. Rethnaswamy, MD prescribe under Medicare Part D?
In 2024, Sherry J. Rethnaswamy, MD had 398 Medicare Part D claims for 83 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.