Quan Anh Nguyen, D.O.
Internal Medicine Physician · Altamonte Springs, FL
Quan Anh Nguyen, D.O. is an internal medicine physician with a practice address in Altamonte Springs, Florida, and NPI 1922069533, issued on Mar 31, 2006. Check the license (Florida OS9247, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Quan Anh Nguyen
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS9247 FL
Self-reported in NPPES; status is on the state search - Practice location
- 350 Maitland Ave, Altamonte Springs, FL 32701
- Phone
- (407) 339-7682
- Enumerated
- Mar 31, 2006
- Record last updated
- Nov 13, 2022
- Fax
- (407) 339-7690
- Medicaid ID
- 270224000 FL
- Medicare enrollment
- Enrolled (PECOS I20041102001097); accepts Medicare assignment
- Medical or professional school
- Nova Southeastern College Of Osteo Medicine, 2001
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Verify Quan Anh Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS9247Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,442 Medicare Part D claims for 226 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 157 claims were for opioids.
Most prescribed
- Levothyroxine Sodium135 claims
- Rosuvastatin Calcium121 claims
- Pravastatin Sodium112 claims
- Amlodipine Besylate91 claims
- Valsartan88 claims
- Metformin Hcl84 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): 100 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).
Bills Medicare through 2 group practices
- Ability Health Services And Rehabilitation LPSanford, FL
- Ability Health Services, IncSanford, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Quan Anh Nguyen among 10,151 internal medicine physician records in Florida
Quan Anh Nguyen, D.O. is one of 10,151 internal medicine physician records with a practice address in Florida. 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 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2001 · median 2004 among the 6,606 with a school on file
- Record last updated2022 · 48% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 internal medicine physician records list a practice address in Altamonte Springs
They are 26 of the 1,849 NPPES records with a practice address in Altamonte Springs, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Altamonte Springs → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kai Chen, MDAltamonte Springs, FL 327011225561855
- Pedro Gonzalez-Morales, MDAltamonte Springs, FL 327011861682270
- Yuchen Jiang, MDAltamonte Springs, FL 327011417560897
- Vajih KhanAltamonte Springs, FL 327011184663817
- Jianyu Li, MDAltamonte Springs, FL 327011508157983
- Enrique Lozano Ayala, MDAltamonte Springs, FL 327011134413289
- Sonia Ramirez-Seifert, M.D.Altamonte Springs, FL 327011568485373
- Angel Ramos-Garriga, M.D.Altamonte Springs, FL 327011235457391
Common questions
What is Quan Anh Nguyen, D.O.'s NPI number?
Quan Anh Nguyen, D.O.'s National Provider Identifier (NPI) is 1922069533, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Quan Anh Nguyen, D.O. located?
The NPPES record lists a practice address at 350 Maitland Ave, Altamonte Springs, FL, 32701. Phone: (407) 339-7682. Providers update this record themselves, so call before visiting.
How can I verify Quan Anh Nguyen, D.O.'s license?
NPPES lists Florida license number OS9247, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Quan Anh Nguyen, D.O. prescribe under Medicare Part D?
In 2024, Quan Anh Nguyen, D.O. had 2,442 Medicare Part D claims for 226 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Quan Anh Nguyen, D.O.'s MIPS final score?
The 2023 MIPS final score is 100 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.