Tam Minh Bui, M.D.
Otolaryngology Physician · Fountain Valley, CA
Tam Minh Bui, M.D. is an otolaryngology physician with a practice address in Fountain Valley, California, and NPI 1215937859, issued on Jul 26, 2005. Check the license (California G59804, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tam Minh Bui
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- G59804 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11180 Warner Ave, Fountain Valley, CA 92708
- Phone
- (714) 545-1133
- Enumerated
- Jul 26, 2005
- Record last updated
- Mar 30, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (714) 545-1144
- Medicaid ID
- G59804 CA
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Also registered at 11180 Warner Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ellen Fraser, M.D.Obstetrics & Gynecology Physician1275598443
- Bruce Friedman, MDAllergy Physician1457345225
Verify Tam Minh Bui in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G59804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average otolaryngology physician in 2024
820 Medicare Part D claims for 395 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 32 claims were for opioids.
Most prescribed
- Neomycin-Polymyxin-Hydrocort140 claims
- Fluticasone Propionate112 claims
- Amoxicillin86 claims
- Ipratropium Bromide65 claims
- Fluocinolone Acetonide Oil55 claims
- Neomycin-Polymyxin-Hc49 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.
The MIPS final score for 2023 (Medicare payment program): 0 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $47.36
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Tam Minh Bui among 1,212 otolaryngology physician records in California
Tam Minh Bui, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2020 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in Fountain Valley → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Cyril Mahood, MDFountain Valley, CA 927081598762742
- Thanh Nguyen, M.D.Fountain Valley, CA 927081508862061
- Veeral Patel, MDFountain Valley, CA 927081790284347
- Douglas Tran, MDFountain Valley, CA 927081922003623
- Avrum Kaufman, DOLadera Ranch, CA 926941093863722
- Michael Cho, MDMission Viejo, CA 926911750313508
- Michelle Lee, MDMission Viejo, CA 926911396322673
- Quang Luu, MDMission Viejo, CA 926911861528663
Common questions
What is Tam Minh Bui, M.D.'s NPI number?
Tam Minh Bui, M.D.'s National Provider Identifier (NPI) is 1215937859, issued on Jul 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Tam Minh Bui, M.D. located?
The NPPES record lists a practice address at 11180 Warner Ave, Fountain Valley, CA, 92708. Phone: (714) 545-1133. Providers update this record themselves, so call before visiting.
How can I verify Tam Minh Bui, M.D.'s license?
NPPES lists California license number G59804, 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 Tam Minh Bui, M.D. prescribe under Medicare Part D?
In 2024, Tam Minh Bui, M.D. had 820 Medicare Part D claims for 395 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is Tam Minh Bui, M.D.'s MIPS final score?
The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.