NPPES file of Aug 9, 2026

Alia Chisty, M.D.

Internal Medicine Physician · Hershey, PA

Alia Chisty, M.D. is an internal medicine physician with a practice address in Hershey, Pennsylvania, and NPI 1881869261, issued on Apr 25, 2008. Check the license (Pennsylvania MD449161, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881869261
Name
Alia Chisty
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD449161 PA
Self-reported in NPPES; status is on the state search
Practice location
500 University Dr, Hershey, PA 17033
Phone
(800) 243-1455
Enumerated
Apr 25, 2008
Record last updated
Sep 16, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(717) 531-4645
Medicaid ID
1028352710004 PA
Medicare enrollment
Enrolled (PECOS I20131125001197); accepts Medicare assignment
Medical or professional school
State Un Of Ny, Stony Brook School Of Dental Med, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 500 University Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Victor Abarca, CRNACertified Registered Nurse Anesthetist1003575853
  2. Aiza Abbas, MDStudent in an Organized Health Care Education/Training Program1164312500
  3. Fatemeh Abbasi, MDPulmonary Disease Physician1750878625
  4. Andrea Abbe, LDNRegistered Dietitian1366623795
  5. Mahdi Abdallah, MDStudent in an Organized Health Care Education/Training Program1497457360
  6. Ashraf Abdelhalim, MDAnesthesiology Physician1356931729

Verify Alia Chisty in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD449161
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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69% fewer Medicare Part D claims than the average internal medicine physician in 2024

990 Medicare Part D claims for 110 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 24 claims were for opioids.

  1. Alia Chisty990
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium78 claims
  2. Amlodipine Besylate45 claims
  3. Levothyroxine Sodium44 claims
  4. Losartan Potassium36 claims
  5. Metformin Hcl Er32 claims
  6. Rosuvastatin Calcium27 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 71.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score48.3
  2. Costout of 100 · 30%57.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Milton S Hershey Medical Center Physicians GroupHershey, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alia Chisty among 7,300 internal medicine physician records in Pennsylvania

Alia Chisty, M.D. is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 43% of them.

  • NPI issued2008 · 43% of these records are older, 53% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2008 · median 2008 among the 4,208 with a school on file
  • Record last updated2019 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

124 internal medicine physician records list a practice address in Hershey

They are 124 of the 3,972 NPPES records with a practice address in Hershey, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Andreas Achilleos, M.D.Hershey, PA 170331790749059
  2. Ayesha Ahmad, MDHershey, PA 170331558347757
  3. Edward Bollard, MDHershey, PA 170331942259957
  4. Cynthia Chuang, MDHershey, PA 170331386693216
  5. John Crawshaw, MDHershey, PA 170331598720823
  6. Hy Depamphilis, MDHershey, PA 170331609879691
  7. Inginia Genao, MDHershey, PA 170331417938291
  8. Stephen Henderson, M.D.Hershey, PA 170331669479424

Common questions

What is Alia Chisty, M.D.'s NPI number?

Alia Chisty, M.D.'s National Provider Identifier (NPI) is 1881869261, issued on Apr 25, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Alia Chisty, M.D. 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 Alia Chisty, M.D.'s license?

NPPES lists Pennsylvania license number MD449161, 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 Alia Chisty, M.D. prescribe under Medicare Part D?

In 2024, Alia Chisty, M.D. had 990 Medicare Part D claims for 110 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Alia Chisty, M.D.'s MIPS final score?

The 2023 MIPS final score is 71.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.