NPPES file of Aug 9, 2026

Melissa C. Chase, PA-C

Physician Assistant · Hershey, PA

Melissa C. Chase, PA-C is a physician assistant with a practice address in Hershey, Pennsylvania, and NPI 1619931607, issued on Apr 14, 2006. Check the license (Pennsylvania MA001420L, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1619931607
Name
Melissa C. Chase
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
MA001420L PA
Self-reported in NPPES; status is on the state search
Practice location
500 University Dr, Hershey, PA 17033
Phone
(800) 233-4082
Enumerated
Apr 14, 2006
Record last updated
Sep 22, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050329000360); accepts Medicare assignment
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 Melissa C. Chase in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license MA001420L
    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
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96% fewer Medicare Part D claims than the average physician assistant in 2024

31 Medicare Part D claims for 15 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Melissa Chase31
  2. Specialty average830

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.

Melissa C. Chase among 8,020 physician assistant records in Pennsylvania

Melissa C. Chase, PA-C is one of 8,020 physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 85% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1990 · median 2018 among the 5,313 with a school on file
  • Record last updated2009 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

234 physician assistant records list a practice address in Hershey

They are 234 of the 3,972 NPPES records with a practice address in Hershey, and 8,020 physician assistant records in Pennsylvania.

The 8 physician assistant records with the nearest ZIP codes

  1. Rozalyn Atherton, PA-CHershey, PA 170331730153727
  2. Christine Bruce, PA C MHSAHershey, PA 170331134107188
  3. Heather Donato, MPAS,PA-CHershey, PA 170331801883111
  4. Geoffrey Fidelman, PA-CHershey, PA 170331306800230
  5. Derek Flynn, P.A.Hershey, PA 170331619970936
  6. Kristi Gruber, PA-CHershey, PA 170331316901176
  7. Jaime Halin, PACHershey, PA 170331679568810
  8. Tammy Miller, PA-CHershey, PA 170331053304691

Common questions

What is Melissa C. Chase, PA-C's NPI number?

Melissa C. Chase, PA-C's National Provider Identifier (NPI) is 1619931607, issued on Apr 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Melissa C. Chase, PA-C located?

The NPPES record lists a practice address at 500 University Dr, Hershey, PA, 17033. Phone: (800) 233-4082. Providers update this record themselves, so call before visiting.

How can I verify Melissa C. Chase, PA-C's license?

NPPES lists Pennsylvania license number MA001420L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa C. Chase, PA-C prescribe under Medicare Part D?

In 2024, Melissa C. Chase, PA-C had 31 Medicare Part D claims for 15 beneficiaries; the average among physician assistant prescribers was 830. 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.