Brian Matthew Lake, D.O.
Endocrinology, Diabetes & Metabolism Physician · Largo, FL
Brian Matthew Lake, D.O. is an endocrinology, diabetes & metabolism physician with a practice address in Largo, Florida, and NPI 1295887040, issued on Jan 18, 2007. Check the license (Florida OS9591, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Brian Matthew Lake
- Credential
- D.O.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- OS9591 FL
1056 SC
Self-reported in NPPES; status is on the state search - Practice location
- 13123 66TH St, Largo, FL 33773
- Phone
- (727) 477-1039
- Enumerated
- Jan 18, 2007
- Record last updated
- May 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (727) 477-0498
- Medicaid ID
- 106202000 FL
- Medicare enrollment
- Enrolled (PECOS I20090729000759); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2004
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 656 in Florida → Look up another NPI →
Also registered at 13123 66TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberley Philip, APRNAdult Health Nurse Practitioner1538130919
Verify Brian Matthew Lake in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS9591Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,658 Medicare Part D claims for 836 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.
Most prescribed
- Levothyroxine Sodium424 claims
- Ozempic370 claims
- Nano 2nd Gen Pen Needle241 claims
- Metformin Hcl187 claims
- Jardiance178 claims
- Unithroid161 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $163,237.89
375 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Bills Medicare through one group practice
- Lake Endocrinology And Diabetes, PLLCLargo, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Matthew Lake among 656 endocrinology, diabetes & metabolism physician records in Florida
Brian Matthew Lake, D.O. is one of 656 endocrinology, diabetes & metabolism physician records with a practice address in Florida. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2004 · median 2002 among the 462 with a school on file
- Record last updated2021 · 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 207RE0101X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Florida
There are 656 endocrinology, diabetes & metabolism physician records in Florida.
All 656 in Florida → Every provider in Largo → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Dmitry Grebenev, M.D.Largo, FL 337731528003043
- Tracie Leonhardt, DOLargo, FL 337711588601751
- Venkata Budharaju, MDPinellas Park, FL 337811427114735
- Eilyn BustamantePinellas Park, FL 337811265092456
- Hossam Ibrahim, M.D.Pinellas Park, FL 337811639168990
- Mary Beeson, MDClearwater, FL 337561427015510
- Dhriti Das, MDClearwater, FL 337561427553569
- David Leonard, M.D.Clearwater, FL 337561932148228
Common questions
What is Brian Matthew Lake, D.O.'s NPI number?
Brian Matthew Lake, D.O.'s National Provider Identifier (NPI) is 1295887040, issued on Jan 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Brian Matthew Lake, D.O. located?
The NPPES record lists a practice address at 13123 66TH St, Largo, FL, 33773. Phone: (727) 477-1039. Providers update this record themselves, so call before visiting.
How can I verify Brian Matthew Lake, D.O.'s license?
NPPES lists Florida license number OS9591, 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 Brian Matthew Lake, D.O. prescribe under Medicare Part D?
In 2024, Brian Matthew Lake, D.O. had 4,658 Medicare Part D claims for 836 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Brian Matthew Lake, D.O.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. 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.