Ignacio Guzman, MD
Family Medicine Physician · Fresno, CA
Ignacio Guzman, MD is a family medicine physician with a practice address in Fresno, California, and NPI 1770895724, issued on Jul 7, 2010. Check the license (California A113019, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ignacio Guzman
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A113019 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1354 W Herndon Ave, Fresno, CA 93711
- Phone
- (559) 298-9600
- Enumerated
- Jul 7, 2010
- Record last updated
- Mar 4, 2026
- Fax
- (559) 298-9605
- Medicare enrollment
- Enrolled (PECOS I20111121000428); accepts Medicare assignment
- Medical or professional school
- University Of Utah School Of Medicine, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Ignacio Guzman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A113019Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% more Medicare Part D claims than the average family medicine physician in 2024
5,222 Medicare Part D claims for 339 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims. 157 claims were for opioids.
Most prescribed
- Losartan Potassium190 claims
- Atorvastatin Calcium175 claims
- Levothyroxine Sodium164 claims
- Metformin Hcl140 claims
- Metoprolol Succinate124 claims
- Trulicity120 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): 99.2 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: $199.55
5 payments; by number, the most common kind was food and beverage; the largest payer was Madrigal Pharmaceuticals. The 55,478 providers of this specialty with any payment received $902.55 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
- Gonzales Medical Center IncGonzales, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ignacio Guzman among 17,133 family medicine physician records in California
Ignacio Guzman, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 60% of them.
- NPI issued2010 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2009 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
237 family medicine physician records list a practice address in Fresno
They are 237 of the 19,440 NPPES records with a practice address in Fresno, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Fresno → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Maria Lizbeth Alvarado-Garcia, MDFresno, CA 937111619439866
- Nirpaul Bains, M.D.Fresno, CA 937111326495078
- Willie Brown, MDFresno, CA 937111043300874
- Juan Deras Espinoza, MDFresno, CA 937111386104958
- Peter Georgio, M.D.Fresno, CA 937111053574947
- Ann Holmes, DOFresno, CA 937111225267966
- Anthony Molina, M.D.Fresno, CA 937111427155712
- Rosalinda Nogales, MDFresno, CA 937111912911249
Common questions
What is Ignacio Guzman, MD's NPI number?
Ignacio Guzman, MD's National Provider Identifier (NPI) is 1770895724, issued on Jul 7, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Ignacio Guzman, MD located?
The NPPES record lists a practice address at 1354 W Herndon Ave, Fresno, CA, 93711. Phone: (559) 298-9600. Providers update this record themselves, so call before visiting.
How can I verify Ignacio Guzman, MD's license?
NPPES lists California license number A113019, 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 Ignacio Guzman, MD prescribe under Medicare Part D?
In 2024, Ignacio Guzman, MD had 5,222 Medicare Part D claims for 339 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Ignacio Guzman, MD's MIPS final score?
The 2023 MIPS final score is 99.2 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.