NPPES file of Aug 9, 2026

Shirley W. Pang, M.D.

Rheumatology Physician · Fullerton, CA

Shirley W. Pang, M.D. is a rheumatology physician with a practice address in Fullerton, California, and NPI 1457437626, issued on Oct 31, 2006. Check the license (California A80798, 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
1457437626
Name
Shirley W. Pang
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
A80798 CA
Self-reported in NPPES; status is on the state search
Practice location
2141 N Harbor Blvd Ste 25000, Fullerton, CA 92835
Phone
(714) 626-8619
Enumerated
Oct 31, 2006
Record last updated
Nov 9, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(714) 626-8693
Medicare enrollment
Enrolled (PECOS I20040601000904); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 2001
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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8 nearest rheumatology physician records → All 926 in California → Look up another NPI →

Also registered at 2141 N Harbor Blvd Ste 25000

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

  1. Chizomam Abanobi, NPFamily Nurse Practitioner1447566781
  2. Amy Alias, MDInternal Medicine Physician1306015607
  3. Julie BeckFamily Nurse Practitioner1346407293
  4. Hyacinth Lyre CabreraAmbulatory Care Registered Nurse1427949437
  5. Vanessa Franco, PA-CPhysician Assistant1609402114
  6. Jay Kim, M.D.Rheumatology Physician1811984123

Verify Shirley W. Pang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A80798    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

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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11% more Medicare Part D claims than the average rheumatology physician in 2024

2,194 Medicare Part D claims for 460 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.

  1. Shirley Pang2,194
  2. Specialty average1,978

Most prescribed

  1. Hydroxychloroquine Sulfate430 claims
  2. Methotrexate254 claims
  3. Prednisone191 claims
  4. Leflunomide128 claims
  5. Duloxetine Hcl110 claims
  6. Gabapentin76 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: $15,772.66

110 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shirley Pang$15,773
  2. Specialty average$8,538

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. Providence Medical FoundationFullerton, CA

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

Shirley W. Pang among 926 rheumatology physician records in California

Shirley W. Pang, M.D. is one of 926 rheumatology physician records with a practice address in California. 81% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 55% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2001 · median 2003 among the 641 with a school on file
  • Record last updated2021 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

All 926 in California → Every provider in Fullerton → Rheumatology Physician nationwide →

The 8 rheumatology physician records with the nearest ZIP codes

  1. Michael Fabricant, M.D.Fullerton, CA 928351790771616
  2. Jay Kim, M.D.Fullerton, CA 928351811984123
  3. Michelle Ngo, DOFullerton, CA 928351760773014
  4. Shivani Patel, M.D.Fullerton, CA 928351487946364
  5. Michael Sugarman, M.D.Fullerton, CA 928351922094028
  6. David Dang, M.D.Garden Grove, CA 928431932162385
  7. Kara Bradford, M.D.Anaheim, CA 928071457582488
  8. Parke Chang, MDAnaheim, CA 928071013122605

Common questions

What is Shirley W. Pang, M.D.'s NPI number?

Shirley W. Pang, M.D.'s National Provider Identifier (NPI) is 1457437626, issued on Oct 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shirley W. Pang, M.D. located?

The NPPES record lists a practice address at 2141 N Harbor Blvd Ste 25000, Fullerton, CA, 92835. Phone: (714) 626-8619. Providers update this record themselves, so call before visiting.

How can I verify Shirley W. Pang, M.D.'s license?

NPPES lists California license number A80798, 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 Shirley W. Pang, M.D. prescribe under Medicare Part D?

In 2024, Shirley W. Pang, M.D. had 2,194 Medicare Part D claims for 460 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.