NPPES file of Aug 9, 2026

David Hall, D.O.

Internal Medicine Physician · Pomona, CA

David Hall, D.O. is an internal medicine physician with a practice address in Pomona, California, and NPI 1679936538, issued on Mar 29, 2016. Check the license (California 20A15852, 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
1679936538
Name
David Hall
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
20A15852 CA
Self-reported in NPPES; status is on the state search
Practice location
1798 N Garey Ave, Pomona, CA 91767
Phone
(909) 865-9500
Enumerated
Mar 29, 2016
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191230001088); accepts 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 1798 N Garey Ave

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

  1. Monique AbdallaRegistered Nurse1871398297
  2. Brent Abutin, PTAPhysical Therapy Assistant1144728023
  3. Anna Adongo, M.D.Anesthesiology Physician1497011902
  4. Fran Allas, OTR/LNeurorehabilitation Occupational Therapist1467081828
  5. Yvette Ambroze, FNPFamily Nurse Practitioner1336616879
  6. Arjun Bakshi, DOEmergency Medicine Physician1659968303

Verify David Hall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A15852
    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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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

245 Medicare Part D claims for 119 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. David Hall245
  2. Specialty average3,176

Most prescribed

  1. Cefpodoxime Proxetil15 claims
  2. Atorvastatin Calcium14 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: $56.03

1 payment: food and beverage; the largest payer was DePuy Synthes Sales Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Hall$56.03
  2. Specialty average$1,303.06

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. Southern California Permanente Medical GroupOntario, CA

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

David Hall among 17,696 internal medicine physician records in California

David Hall, D.O. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 79% of them.

  • NPI issued2016 · 79% of these records are older, 19% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2016 · median 2004 among the 11,065 with a school on file
  • Record last updated2021 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 internal medicine physician records list a practice address in Pomona

They are 37 of the 5,102 NPPES records with a practice address in Pomona, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Kyu Ahn, M.D.Pomona, CA 917671427015593
  2. Samir Anabi, M.D.Pomona, CA 917671790893857
  3. Kenneth Brown, MDPomona, CA 917671003817537
  4. Lisa ButlerPomona, CA 917671003885302
  5. Sarah Cadman, M.D.Pomona, CA 917671427003490
  6. Jagtar Dhadwal, MDPomona, CA 917671801865563
  7. Redemption Geronimo, MDPomona, CA 917671497723803
  8. Jarnail Gugga, M.D.Pomona, CA 917671598769846

Common questions

What is David Hall, D.O.'s NPI number?

David Hall, D.O.'s National Provider Identifier (NPI) is 1679936538, issued on Mar 29, 2016. An NPI identifies a provider in billing; it is not a license.

Where is David Hall, D.O. located?

The NPPES record lists a practice address at 1798 N Garey Ave, Pomona, CA, 91767. Phone: (909) 865-9500. Providers update this record themselves, so call before visiting.

How can I verify David Hall, D.O.'s license?

NPPES lists California license number 20A15852, 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 David Hall, D.O. prescribe under Medicare Part D?

In 2024, David Hall, D.O. had 245 Medicare Part D claims for 119 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.