Marc Gutin, MD
Endocrinology, Diabetes & Metabolism Physician · San Dimas, CA
Marc Gutin, MD is an endocrinology, diabetes & metabolism physician with a practice address in San Dimas, California, and NPI 1861423709, issued on Jul 6, 2006. Check the license (California G48699, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marc Gutin
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- G48699 CA
Self-reported in NPPES; status is on the state search - Practice location
- 615 E Foothill Blvd Ste C, San Dimas, CA 91773
- Phone
- (626) 335-8094
- Enumerated
- Jul 6, 2006
- Record last updated
- Nov 12, 2024
- Fax
- (626) 335-1874
- Medicaid ID
- 00G486990 CA
- Medicare enrollment
- Enrolled (PECOS I20060405000675); accepts Medicare assignment
- Medical or professional school
- Cincinnati College Of Medicine And Surgery, 1979
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 615 E Foothill Blvd Ste C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bashar Saad, MDEndocrinology, Diabetes & Metabolism Physician1275611360
Verify Marc Gutin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G48699Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024
8,832 Medicare Part D claims for 893 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims. 50 claims were for opioids.
Most prescribed
- Ozempic648 claims
- Metformin Hcl628 claims
- Levothyroxine Sodium558 claims
- Losartan Potassium266 claims
- Atorvastatin Calcium241 claims
- Jardiance231 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): 86.4 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: $3,526.66
200 payments; by number, the most common kind was food and beverage; the largest payer was Mannkind Corporation. 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.
Marc Gutin among 1,131 endocrinology, diabetes & metabolism physician records in California
Marc Gutin, MD is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 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 5% of them.
- NPI issued2006 · 5% of these records are older, 54% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1979 · median 2003 among the 779 with a school on file
- Record last updated2024 · 57% 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 California 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 California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in San Dimas → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Rambod Amani-Yazdi M.d, MDSan Dimas, CA 917731811978364
- Bashar Saad, MDSan Dimas, CA 917731275611360
- Nalini Singh, M.D.San Dimas, CA 917731619070539
- Gamini Hethumuni, MDSan Gabriel, CA 917761659459824
- Chau Le, MDRosemead, CA 917701235135633
- Michael Lin, MDSan Gabriel, CA 917761285661819
- Tik Tjoa, MDPonoma, CA 917691811943186
- Seerat Anand, M.D.Pomona, CA 917671417575085
Common questions
What is Marc Gutin, MD's NPI number?
Marc Gutin, MD's National Provider Identifier (NPI) is 1861423709, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marc Gutin, MD located?
The NPPES record lists a practice address at 615 E Foothill Blvd Ste C, San Dimas, CA, 91773. Phone: (626) 335-8094. Providers update this record themselves, so call before visiting.
How can I verify Marc Gutin, MD's license?
NPPES lists California license number G48699, 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 Marc Gutin, MD prescribe under Medicare Part D?
In 2024, Marc Gutin, MD had 8,832 Medicare Part D claims for 893 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Marc Gutin, MD's MIPS final score?
The 2023 MIPS final score is 86.4 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.