Christine Valentina Fratino, DO
Family Medicine Physician · Oakland, CA
Christine Valentina Fratino, DO is a family medicine physician with a practice address in Oakland, California, and NPI 1841398542, issued on Sep 20, 2006. Check the license (California 20A8629, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Christine Valentina Fratino
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A8629 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3451 E 12TH St, Oakland, CA 94601
- Phone
- (510) 535-4000
- Enumerated
- Sep 20, 2006
- Record last updated
- Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (510) 535-4128
- Medicare enrollment
- Enrolled (PECOS I20060104000542); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 3451 E 12TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia ArteagaRegistered Nurse1619323870
- Melissa Ayres, MPH, RDNRegistered Dietitian1144067067
- Lidia Barajas Gonzalez, RNRegistered Nurse1780130450
- Paul Bayard, MDFamily Medicine Physician1922101237
- Shelli Bein, MDPediatrics Physician1982836078
- Julia Bley, MDObstetrics & Gynecology Physician1831357177
Verify Christine Valentina Fratino in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A8629Check 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
3,290 Medicare Part D claims for 306 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 112 claims were for opioids.
Most prescribed
- Atorvastatin Calcium321 claims
- Amlodipine Besylate157 claims
- Levothyroxine Sodium118 claims
- Losartan Potassium103 claims
- Fluticasone Propionate101 claims
- Lisinopril-Hydrochlorothiazide96 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.
Bills Medicare through one group practice
- Permanente Medical Group IncSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christine Valentina Fratino among 17,133 family medicine physician records in California
Christine Valentina Fratino, DO 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2002 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oakland → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Paul Bayard, MDOakland, CA 946011922101237
- Barbara Benzwi, MDOakland, CA 946011063512317
- Jaime Cortes, MDOakland, CA 946011265587778
- Asano Fertig, MDOakland, CA 946011013017268
- Thomas Halligan, MDOakland, CA 946011457454761
- Irene Kelly, MDOakland, CA 946011386747509
- Jill LeggOakland, CA 946011881771624
- James Liang, D.O.Oakland, CA 946011780618322
Common questions
What is Christine Valentina Fratino, DO's NPI number?
Christine Valentina Fratino, DO's National Provider Identifier (NPI) is 1841398542, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christine Valentina Fratino, DO located?
The NPPES record lists a practice address at 3451 E 12TH St, Oakland, CA, 94601. Phone: (510) 535-4000. Providers update this record themselves, so call before visiting.
How can I verify Christine Valentina Fratino, DO's license?
NPPES lists California license number 20A8629, 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 Christine Valentina Fratino, DO prescribe under Medicare Part D?
In 2024, Christine Valentina Fratino, DO had 3,290 Medicare Part D claims for 306 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.