NPPES file of Aug 9, 2026

Maianh Dam

Geriatric Medicine (Family Medicine) Physician · Loma Linda, CA

Maianh Dam is a geriatric medicine (family medicine) physician with a practice address in Loma Linda, California, and NPI 1285194142, issued on Mar 25, 2019. Check the license (California A181397, 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
1285194142
Name
Maianh Dam
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
A181397 CA
Self-reported in NPPES; status is on the state search
Practice location
25455 Barton RD Ste 204B, Loma Linda, CA 92354
Phone
(909) 558-6600
Enumerated
Mar 25, 2019
Record last updated
Jul 26, 2023
Medicare enrollment
Enrolled (PECOS I20231005002031); 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 25455 Barton RD Ste 204B

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

  1. Rebecca Barnard, FNPNurse Practitioner1134637192
  2. Demi Carlos, PAPhysician Assistant1427454628
  3. Chad Cole, MPA, PA-CPhysician Assistant1316426174
  4. Katalin Danji, M.D.Geriatric Medicine (Internal Medicine) Physician1750504080
  5. Amit Devaraj, NPAdult Health Nurse Practitioner1346021755
  6. Lydia Ghabour, PAMedical Physician Assistant1780329938

Verify Maianh Dam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A181397
    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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59% more Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

8,312 Medicare Part D claims for 1,230 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 380 claims were for opioids.

  1. Maianh Dam8,312
  2. Specialty average5,222

Most prescribed

  1. Atorvastatin Calcium529 claims
  2. Losartan Potassium314 claims
  3. Levothyroxine Sodium270 claims
  4. Amlodipine Besylate265 claims
  5. Gabapentin259 claims
  6. Lisinopril226 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.

Bills Medicare through one group practice

  1. Faculty Physicians And Surgeons OF LlusmLoma Linda, CA

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

Maianh Dam among 243 geriatric medicine (family medicine) physician records in California

Maianh Dam is one of 243 geriatric medicine (family medicine) physician records with a practice address in California. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 91% of them.

  • NPI issued2019 · 91% of these records are older, 5% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2017 · median 2004 among the 111 with a school on file
  • Record last updated2023 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in California

There are 243 geriatric medicine (family medicine) physician records in California.

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Ecler Jaqua, M.D.Loma Linda, CA 923541003235235
  2. Wessam Labib, MDLoma Linda, CA 923541255543831
  3. Juan Najarro, M.D.Loma Linda, CA 923541679834006
  4. Robyn HeidenreichFontana, CA 923371932468477
  5. Asit Shil, MDFontana, CA 923371629119995
  6. Kent Ahn, MDFontana, CA 923351083762017
  7. Israel Coutin, MDFontana, CA 923351790852663
  8. Juanito Garlitos, MDFontana, CA 923351780751644

Common questions

What is Maianh Dam's NPI number?

Maianh Dam's National Provider Identifier (NPI) is 1285194142, issued on Mar 25, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Maianh Dam located?

The NPPES record lists a practice address at 25455 Barton RD Ste 204B, Loma Linda, CA, 92354. Phone: (909) 558-6600. Providers update this record themselves, so call before visiting.

How can I verify Maianh Dam's license?

NPPES lists California license number A181397, 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 Maianh Dam prescribe under Medicare Part D?

In 2024, Maianh Dam had 8,312 Medicare Part D claims for 1,230 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.