NPPES file of Aug 9, 2026

Mary Chen, MD

Pediatrics Physician · Harrisburg, PA

Mary Chen, MD is a pediatrics physician with a practice address in Harrisburg, Pennsylvania, and NPI 1922645621, issued on Dec 2, 2019. Check the license (Pennsylvania MD487736, as entered in NPPES) on the Pennsylvania Department of State (PALS); the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1922645621
Name
Mary Chen
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License numbers
MD487736 PA
2022024119 MO
Self-reported in NPPES; status is on the state search
Practice location
121 N Nyes RD, Harrisburg, PA 17112
Phone
(717) 531-8674
Enumerated
Dec 2, 2019
Record last updated
Jul 25, 2025
Medicare enrollment
Enrolled (PECOS I20250808001844); may accept 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 121 N Nyes RD

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

  1. Mark Baker, MDPediatrics Physician1235197450
  2. Morgan Bennett, FNPNurse Practitioner1609586981
  3. William Bird, DOFamily Medicine Physician1194780940
  4. Katie BuppSocial Worker1063958692
  5. Dennis Chang, MDPediatric Cardiology Physician1144305491
  6. Jessica Chaudry, PA-CPhysician Assistant1346670478

Verify Mary Chen 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 MD487736
    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

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Pediatrics Physician providers in Pennsylvania

There are 3,382 pediatrics physician records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatrics physician records in Pennsylvania

  1. Arvin Abadilla, M.D.Hershey, PA1376761510
  2. Francisca Abanyie, MD MPHPhiladelphia, PA1487812335
  3. Hoda Abdel-Hamid, MDPittsburgh, PA1376582304
  4. Amir Abdel-Wahab, M.D.West Reading, PA1548499767
  5. Mohammed Abdu, MDWilkes Barre, PA1275856221
  6. Layla Abdulla, MDPhiladelphia, PA1538908363
  7. Thair Abed, MDPhiladelphia, PA1497743587
  8. Heather Abegglen, MDMonongahela, PA1598050569
  9. Margarita Abella, MDPhiladelphia, PA1609338300
  10. Lori Abels, D.O.York, PA1912164260

Common questions

What is Mary Chen, MD's NPI number?

Mary Chen, MD's National Provider Identifier (NPI) is 1922645621, issued on Dec 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Mary Chen, MD located?

The NPPES record lists a practice address at 121 N Nyes RD, Harrisburg, PA, 17112. Phone: (717) 531-8674. Providers update this record themselves, so call before visiting.

How can I verify Mary Chen, MD's license?

NPPES lists Pennsylvania license number MD487736, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.