Katherine Flores, MD
Family Medicine Physician · Fresno, CA
Katherine Flores, MD is a family medicine physician with a practice address in Fresno, California, and NPI 1861487233, issued on Sep 13, 2005. Check the license (California G43074, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Katherine Flores
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G43074 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4005 N Fresno St, Fresno, CA 93726
- Phone
- (559) 222-9394
- Enumerated
- Sep 13, 2005
- Record last updated
- Apr 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 00G430740 CA
- Medicare enrollment
- Enrolled (PECOS I20080305000448); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 1979
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4005 N Fresno St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Esmeralda ArreolaFamily Medicine Physician1881689388
- Sharon Booth, MDFamily Medicine Physician1245224849
- Jeffrey Lawson, PTPhysical Therapist1427156256
- Christopher Mason, P.T.Physical Therapist1275509986
Verify Katherine Flores in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G43074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average family medicine physician in 2024
3,310 Medicare Part D claims for 232 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 161 claims were for opioids.
Most prescribed
- Atorvastatin Calcium228 claims
- Levothyroxine Sodium216 claims
- Hydrocodone-Acetaminophen158 claims
- Metformin Hcl148 claims
- Lisinopril120 claims
- Amlodipine Besylate96 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): 84 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: $177.72
10 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. 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
- Community Health PartnersFresno, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Flores among 17,133 family medicine physician records in California
Katherine Flores, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1979 · median 2005 among the 10,652 with a school on file
- Record last updated2020 · 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
- Esmeralda ArreolaFresno, CA 937261881689388
- Sharon Booth, MDFresno, CA 937261245224849
- Marlyn Conanan, M.D.Fresno, CA 937261003916701
- Earl Fernando, M.D.Fresno, CA 937261033255021
- Anna Marie Gonzalez, MDFresno, CA 937261770515132
- Maira Meza, PAFresno, CA 937261316616485
- Adriana Padilla, MDFresno, CA 937261457345068
- Alfonso Velasco, M.D.Fresno, CA 937261396740536
Common questions
What is Katherine Flores, MD's NPI number?
Katherine Flores, MD's National Provider Identifier (NPI) is 1861487233, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Flores, MD located?
The NPPES record lists a practice address at 4005 N Fresno St, Fresno, CA, 93726. Phone: (559) 222-9394. Providers update this record themselves, so call before visiting.
How can I verify Katherine Flores, MD's license?
NPPES lists California license number G43074, 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 Katherine Flores, MD prescribe under Medicare Part D?
In 2024, Katherine Flores, MD had 3,310 Medicare Part D claims for 232 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Katherine Flores, MD's MIPS final score?
The 2023 MIPS final score is 84 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.