NPPES file of Aug 9, 2026

Ping-Hsin Chen, M.D.

Nephrology Physician · Columbia, MD

Ping-Hsin Chen, M.D. is a nephrology physician with a practice address in Columbia, Maryland, and NPI 1174521637, issued on Jul 8, 2005. Check the license (Maryland D57886, as entered in NPPES) on the Maryland Board of Physicians; 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
1174521637
Name
Ping-Hsin Chen
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
D57886 MD
Self-reported in NPPES; status is on the state search
Practice location
5999 Harpers Farm RD Ste W250, Columbia, MD 21044
Phone
(410) 772-8822
Enumerated
Jul 8, 2005
Record last updated
Jun 29, 2022
Fax
(410) 772-9274
Medicaid ID
681703300 MD
Medicare enrollment
Enrolled (PECOS I20200608001842); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 1991
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 5999 Harpers Farm RD Ste W250

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

  1. Floyd Johnson, NPAcute Care Nurse Practitioner1033340799
  2. Ajay Kumar, M.D.Nephrology Physician1922141241
  3. Jia Liu, M.D.Nephrology Physician1043282544
  4. Tin Maung, M.D.Nephrology Physician1033117908
  5. Kayana MesidorFamily Nurse Practitioner1497619225
  6. Mary Pieprzak, M.D.Nephrology Physician1326046202

Verify Ping-Hsin Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D57886
    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 Maryland license search

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4% more Medicare Part D claims than the average nephrology physician in 2024

1,518 Medicare Part D claims for 231 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Ping-Hsin Chen1,518
  2. Specialty average1,465

Most prescribed

  1. Spironolactone192 claims
  2. Famotidine98 claims
  3. Lisinopril95 claims
  4. Farxiga88 claims
  5. Losartan Potassium84 claims
  6. Metoprolol Succinate78 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.

Industry payments in 2024: $319.61

7 payments; by number, the most common kind was education; the largest payer was Amgen Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ping-Hsin Chen$319.61
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Mid-Atlantic Nephrology Associates PALaurel, MD

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

Ping-Hsin Chen among 337 nephrology physician records in Maryland

Ping-Hsin Chen, M.D. is one of 337 nephrology physician records with a practice address in Maryland. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1991 · median 2001 among the 232 with a school on file
  • Record last updated2022 · 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 207RN0300X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Maryland

There are 337 nephrology physician records in Maryland.

The 8 nephrology physician records with the nearest ZIP codes

  1. Ajay Kumar, M.D.Columbia, MD 210441922141241
  2. Jia Liu, M.D.Columbia, MD 210441043282544
  3. Tin Maung, M.D.Columbia, MD 210441033117908
  4. Mary Pieprzak, M.D.Columbia, MD 210441326046202
  5. Misha Varma, MDColumbia, MD 210441346701513
  6. Nickolas Coombs, DOFallston, MD 210471982224705
  7. Anuradha Boddeti, M.D.Glen Burnie, MD 210611023089471
  8. Nadia Chaudhri, MDGlen Burnie, MD 210611841334240

Common questions

What is Ping-Hsin Chen, M.D.'s NPI number?

Ping-Hsin Chen, M.D.'s National Provider Identifier (NPI) is 1174521637, issued on Jul 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ping-Hsin Chen, M.D. located?

The NPPES record lists a practice address at 5999 Harpers Farm RD Ste W250, Columbia, MD, 21044. Phone: (410) 772-8822. Providers update this record themselves, so call before visiting.

How can I verify Ping-Hsin Chen, M.D.'s license?

NPPES lists Maryland license number D57886, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ping-Hsin Chen, M.D. prescribe under Medicare Part D?

In 2024, Ping-Hsin Chen, M.D. had 1,518 Medicare Part D claims for 231 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.