NPPES file of Aug 9, 2026

Chen Zhou, MD

Psychiatry Physician · Philadelphia, PA

Chen Zhou, MD is a psychiatry physician with a practice address in Philadelphia, Pennsylvania, and NPI 1528556123, issued on Apr 29, 2018. Check the license (Pennsylvania MT215522, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528556123
Name
Chen Zhou
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
MT215522 PA
Self-reported in NPPES; status is on the state search
Practice location
833 Chestnut St Ste 210, Philadelphia, PA 19107
Phone
(215) 955-8420
Enumerated
Apr 29, 2018
Record last updated
Sep 20, 2018 (not updated in 8 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 833 Chestnut St Ste 210

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

  1. Samah Ahmed, MDGeriatric Psychiatry Physician1457858656
  2. Andrew Annese, MDPsychiatry Physician1144915711
  3. Abenaa Asare, DOChild & Adolescent Psychiatry Physician1306531686
  4. Sophia BarakatStudent in an Organized Health Care Education/Training Program1194410852
  5. Johanna Beck, MDPsychiatry Physician1801450895
  6. Andie BelkoffStudent in an Organized Health Care Education/Training Program1114546314

Verify Chen Zhou 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 MT215522
    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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74% fewer Medicare Part D claims than the average psychiatry physician in 2024

258 Medicare Part D claims for 22 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Chen Zhou258
  2. Specialty average1,000

Most prescribed

  1. Buspirone Hcl20 claims
  2. Propranolol Hcl19 claims
  3. Doxepin Hcl17 claims
  4. Venlafaxine Hcl Er17 claims
  5. Olanzapine16 claims
  6. Sertraline Hcl16 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: $1,154.21

62 payments; by number, the most common kind was food and beverage; the largest payer was Ironshore Pharmaceuticals Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chen Zhou$1,154.21
  2. Specialty average$4,954.93

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

Chen Zhou among 2,662 psychiatry physician records in Pennsylvania

Chen Zhou, MD is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 81% of them.

  • NPI issued2018 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2018 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

727 psychiatry physician records list a practice address in Philadelphia

They are 727 of the 42,849 NPPES records with a practice address in Philadelphia, and 2,662 psychiatry physician records in Pennsylvania.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Herbert Adler, MDPhiladelphia, PA 191071356347389
  2. Salman AkhtarPhila, PA 191071548285091
  3. Ethel Campbell, MDPhiladelphia, PA 191071467552380
  4. Robert Dreyfus, M.D.Philadelphia, PA 191071689662363
  5. John Lauriello, MDPhiladelphia, PA 191071639185291
  6. Rajnish Mago, M.D.Phila, PA 191071770504821
  7. Robert McFadden, M.D.Philadelphia, PA 191071396753182
  8. Deanna Nobleza, MDPhiladelphia, PA 191071851499586

Common questions

What is Chen Zhou, MD's NPI number?

Chen Zhou, MD's National Provider Identifier (NPI) is 1528556123, issued on Apr 29, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Chen Zhou, MD located?

The NPPES record lists a practice address at 833 Chestnut St Ste 210, Philadelphia, PA, 19107. Phone: (215) 955-8420. Providers update this record themselves, so call before visiting.

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

NPPES lists Pennsylvania license number MT215522, 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 Chen Zhou, MD prescribe under Medicare Part D?

In 2024, Chen Zhou, MD had 258 Medicare Part D claims for 22 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.