Mario Fernando San Bartolome, MD
Addiction Medicine (Preventive Medicine) Physician · Westminster, CA
Mario Fernando San Bartolome, MD is an addiction medicine (preventive medicine) physician with a practice address in Westminster, California, and NPI 1154420024, issued on Sep 21, 2006. Check the license (California A89818, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mario Fernando San Bartolome
- Credential
- MD
- Primary taxonomy
- Addiction Medicine (Preventive Medicine) Physician 2083A0300X
- License number
- A89818 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5405 Garden Grove Blvd Ste 102, Westminster, CA 92683
- Phone
- (714) 598-3707
- Enumerated
- Sep 21, 2006
- Record last updated
- Aug 8, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (714) 422-0260
- Medicare enrollment
- Enrolled (PECOS I20090128000104); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest addiction medicine (preventive medicine) physician records → All 50 in California → Look up another NPI →
Verify Mario Fernando San Bartolome in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A89818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average addiction medicine (preventive medicine) physician in 2024
293 Medicare Part D claims for 21 beneficiaries, against an average of 420 among the 224 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Buprenorphine-Naloxone132 claims
- Buprenorphine Hcl42 claims
- Suboxone17 claims
- Lorazepam16 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
- Kcs, Inc.Anaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mario Fernando San Bartolome among 50 addiction medicine (preventive medicine) physician records in California
Mario Fernando San Bartolome, MD is one of 50 addiction medicine (preventive medicine) physician records with a practice address in California. 78% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 78% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2003 · median 2013 among the 24 with a school on file
- Record last updated2019 · 12% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083A0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Preventive Medicine) Physician providers in California
There are 50 addiction medicine (preventive medicine) physician records in California.
All 50 in California → Every provider in Westminster → Addiction Medicine (Preventive Medicine) Physician nationwide →
The 8 addiction medicine (preventive medicine) physician records with the nearest ZIP codes
- Evaggelos Mitrevolis, MDAliso Viejo, CA 926561154632990
- Cabrina BlaylockNuevo, CA 925671376389858
- Steven Ruh, M.D.Riverside, CA 925011902929193
- Michael Valdez, M.D.Riverside, CA 925011205923224
- Jiseung Yoon, MDCorona, CA 928821144742420
- Kunal Doshi, MDSan Bernardino, CA 924151114594777
- Rafik Saleh, MD, MPHRialto, CA 923761144725854
- Claire Nelson, M.D.Redlands, CA 923731447447776
Common questions
What is Mario Fernando San Bartolome, MD's NPI number?
Mario Fernando San Bartolome, MD's National Provider Identifier (NPI) is 1154420024, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mario Fernando San Bartolome, MD located?
The NPPES record lists a practice address at 5405 Garden Grove Blvd Ste 102, Westminster, CA, 92683. Phone: (714) 598-3707. Providers update this record themselves, so call before visiting.
How can I verify Mario Fernando San Bartolome, MD's license?
NPPES lists California license number A89818, 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 Mario Fernando San Bartolome, MD prescribe under Medicare Part D?
In 2024, Mario Fernando San Bartolome, MD had 293 Medicare Part D claims for 21 beneficiaries; the average among addiction medicine (preventive medicine) physician prescribers was 420. 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.