Fernando Nicolas Gamarra, MD
Gastroenterology Physician · Clinton Twp, MI
Fernando Nicolas Gamarra, MD is a gastroenterology physician with a practice address in Clinton Twp, Michigan, and NPI 1457473654, issued on Apr 6, 2007. Check the license (Michigan 4301088745, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Fernando Nicolas Gamarra
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 4301088745 MI
Self-reported in NPPES; status is on the state search - Practice location
- 37399 Garfield RD Ste 104, Clinton Twp, MI 48036
- Phone
- (586) 286-5400
- Enumerated
- Apr 6, 2007
- Record last updated
- Jul 21, 2022
- Fax
- (586) 576-6263
- Medicare enrollment
- Enrolled (PECOS I20120820001148); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 550 in Michigan → Look up another NPI →
Also registered at 37399 Garfield RD Ste 104
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Johnathon Markus, M.D.Hospitalist Physician1548521461
- Wendy Schill, ACNP-BCNurse Practitioner1568761393
Verify Fernando Nicolas Gamarra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301088745Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% more Medicare Part D claims than the average gastroenterology physician in 2024
1,198 Medicare Part D claims for 438 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Omeprazole205 claims
- Gavilyte-G138 claims
- Pantoprazole Sodium118 claims
- Linzess49 claims
- Peg-3350 And Electrolytes46 claims
- Lubiprostone43 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: $2,732.92
134 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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
- Tri-County Gastroenterology, PCClinton Twp, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fernando Nicolas Gamarra among 550 gastroenterology physician records in Michigan
Fernando Nicolas Gamarra, MD is one of 550 gastroenterology physician records with a practice address in Michigan. 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 50% of them.
- NPI issued2007 · 50% of these records are older, 38% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2000 · median 2003 among the 415 with a school on file
- Record last updated2022 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Michigan
There are 550 gastroenterology physician records in Michigan.
All 550 in Michigan → Every provider in Clinton Twp → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Jaspreet Ghumman, D.O.Clinton Township, MI 480361225278054
- Samuel Gun, D.O.Clinton Township, MI 480361174584817
- Joseph Kinzie, MDClinton Township, MI 480361639187586
- Bruce Kovan, D.O.Clinton Township, MI 480361265494595
- Byung Lee, MDClinton Township, MI 480361356454656
- Joseph O'Laughlin, D.O.Clinton Township, MI 480361003877721
- Rene Peleman, MDClinton Township, MI 480361225046170
- Andrew Peleman, DOClinton Township, MI 480361558986901
Common questions
What is Fernando Nicolas Gamarra, MD's NPI number?
Fernando Nicolas Gamarra, MD's National Provider Identifier (NPI) is 1457473654, issued on Apr 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Fernando Nicolas Gamarra, MD located?
The NPPES record lists a practice address at 37399 Garfield RD Ste 104, Clinton Twp, MI, 48036. Phone: (586) 286-5400. Providers update this record themselves, so call before visiting.
How can I verify Fernando Nicolas Gamarra, MD's license?
NPPES lists Michigan license number 4301088745, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Fernando Nicolas Gamarra, MD prescribe under Medicare Part D?
In 2024, Fernando Nicolas Gamarra, MD had 1,198 Medicare Part D claims for 438 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Fernando Nicolas Gamarra, MD'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.