NPPES file of Aug 9, 2026

Hsien-Wen Hsu, M.D.

Pulmonary Disease Physician · Pittsburg, CA

Hsien-Wen Hsu, M.D. is a pulmonary disease physician with a practice address in Pittsburg, California, and NPI 1548209646, issued on Jun 5, 2006. Check the license (California A82612, as entered in NPPES) on the Medical Board of California; 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
1548209646
Name
Hsien-Wen Hsu
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
A82612 CA
Self-reported in NPPES; status is on the state search
Practice location
2220 Gladstone Dr, Pittsburg, CA 94565
Phone
(925) 432-3318
Enumerated
Jun 5, 2006
Record last updated
Jun 1, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(925) 432-4590
Medicaid ID
00A826120 CA
Medicare enrollment
Enrolled (PECOS I20100630000097); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2220 Gladstone Dr

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

  1. Christine Cave, NPAdult Health Nurse Practitioner1144743386
  2. Gerald Delrio, M.D.Pulmonary Disease Physician1568417889
  3. Siamak Elyasi, M.D.Family Medicine Physician1467407809
  4. John Gallo, DOInternal Medicine Physician1558446229
  5. Henry Gong, M.D.Interventional Cardiology Physician1215982855
  6. Krishna Moorthy, M.D.Cardiovascular Disease Physician1811933724

Verify Hsien-Wen Hsu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A82612
    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 California license search

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2.0 times the Medicare Part D claims of the average pulmonary disease physician in 2024

2,870 Medicare Part D claims for 471 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. 23 claims were for opioids.

  1. Hsien-Wen Hsu2,870
  2. Specialty average1,425

Most prescribed

  1. Trelegy Ellipta436 claims
  2. Albuterol Sulfate Hfa290 claims
  3. Azithromycin222 claims
  4. Breztri Aerosphere168 claims
  5. Prednisone121 claims
  6. Roflumilast103 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: $694.37

6 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hsien-Wen Hsu$694.37
  2. Specialty average$5,159.88

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. Pittsburg-Antioch Medical Group A Professional CorporationPittsburg, CA

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

Hsien-Wen Hsu among 1,443 pulmonary disease physician records in California

Hsien-Wen Hsu, M.D. is one of 1,443 pulmonary disease physician records with a practice address in California. 84% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 51% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1993 · median 2002 among the 1,061 with a school on file
  • Record last updated2010 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in California

There are 1,443 pulmonary disease physician records in California.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Jose Basora, M.D.Pittsburg, CA 945651669616066
  2. Melody Brewer, MDPittsburg, CA 945651700050770
  3. Gerald Delrio, M.D.Pittsburg, CA 945651568417889
  4. Mostafa Shalaby, M.DPittsburg, CA 945651528351210
  5. Pramod Krishnamurthy, MDDublin, CA 945681902067085
  6. Raafat Zamary, MDDublin, CA 945681669459566
  7. Francis Healy, MDNapa, CA 945581477534881
  8. Paul Marks, MDSaint Helena, CA 945741669454310

Common questions

What is Hsien-Wen Hsu, M.D.'s NPI number?

Hsien-Wen Hsu, M.D.'s National Provider Identifier (NPI) is 1548209646, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Hsien-Wen Hsu, M.D. located?

The NPPES record lists a practice address at 2220 Gladstone Dr, Pittsburg, CA, 94565. Phone: (925) 432-3318. Providers update this record themselves, so call before visiting.

How can I verify Hsien-Wen Hsu, M.D.'s license?

NPPES lists California license number A82612, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Hsien-Wen Hsu, M.D. prescribe under Medicare Part D?

In 2024, Hsien-Wen Hsu, M.D. had 2,870 Medicare Part D claims for 471 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.