Allen A. Naygauzen, M.D.
Internal Medicine Physician · Orlando, FL
Allen A. Naygauzen, M.D. is an internal medicine physician with a practice address in Orlando, Florida, and NPI 1558775684, issued on Jun 17, 2014. Check the license (Florida ME140041, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Allen A. Naygauzen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- ME140041 FL
MT207386 PA
Self-reported in NPPES; status is on the state search - Practice location
- 86 W Underwood St, Orlando, FL 32806
- Phone
- (888) 912-3648
- Enumerated
- Jun 17, 2014
- Record last updated
- Aug 9, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (321) 841-4085
- Medicare enrollment
- Enrolled (PECOS I20200721004094); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 86 W Underwood St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Allen A. Naygauzen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME140041Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average internal medicine physician in 2024
173 Medicare Part D claims for 35 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 13 claims were for opioids.
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
- Aria Health Physician ServicesPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allen A. Naygauzen among 10,151 internal medicine physician records in Florida
Allen A. Naygauzen, M.D. 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 2014, is newer than 68% of them.
- NPI issued2014 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2014 · median 2004 among the 6,606 with a school on file
- Record last updated2019 · 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).
534 internal medicine physician records list a practice address in Orlando
They are 534 of the 25,426 NPPES records with a practice address in Orlando, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Orlando → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kwabena Ayesu, MDOrlando, FL 328061225019284
- Azhar Chaudhry, MDOrlando, FL 328061669491726
- Keith Gray, MDOrlando, FL 328061033195177
- Milan Janmeja, MDOrlando, FL 328061649206020
- Scott Korman, MDOrlando, FL 328061467491357
- Mario Madruga, MDOrlando, FL 328061568432623
- Jahely Marrero, MDOrlando, FL 328061649262395
- Dennis McCommon, M.D.Orlando, FL 328061275519639
Common questions
What is Allen A. Naygauzen, M.D.'s NPI number?
Allen A. Naygauzen, M.D.'s National Provider Identifier (NPI) is 1558775684, issued on Jun 17, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Allen A. Naygauzen, M.D. located?
The NPPES record lists a practice address at 86 W Underwood St, Orlando, FL, 32806. Phone: (888) 912-3648. Providers update this record themselves, so call before visiting.
How can I verify Allen A. Naygauzen, M.D.'s license?
NPPES lists Florida license number ME140041, 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 Allen A. Naygauzen, M.D. prescribe under Medicare Part D?
In 2024, Allen A. Naygauzen, M.D. had 173 Medicare Part D claims for 35 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.