Ganna L. Breland, D.O.
Occupational Medicine Physician · San Diego, CA
Ganna L. Breland, D.O. is an occupational medicine physician with a practice address in San Diego, California, and NPI 1316141898, issued on Jun 11, 2007. Check the license (California 20A8612, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ganna L. Breland
- Credential
- D.O.
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- 20A8612 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10350 Barnes Canyon RD Ste 200, San Diego, CA 92121
- Phone
- (858) 455-0200
- Enumerated
- Jun 11, 2007
- Record last updated
- Dec 18, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 415 in California → Look up another NPI →
Also registered at 10350 Barnes Canyon RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kaitlen Olson, P.T.Physical Therapist1346619517
Verify Ganna L. Breland in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A8612Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average occupational medicine physician in 2024
20 Medicare Part D claims for 13 beneficiaries, against an average of 794 among the 463 providers of this specialty who prescribed in Part D.
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.
Ganna L. Breland among 415 occupational medicine physician records in California
Ganna L. Breland, D.O. is one of 415 occupational medicine physician records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 31% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2018 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in California
There are 415 occupational medicine physician records in California.
All 415 in California → Every provider in San Diego → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- Ashley Ennedy, DOSan Diego, CA 921211861908386
- Brian Hoang, PASan Diego, CA 921211073239646
- Daniel Rhodes, MDSan Diego, CA 921211780673012
- Eric AmsterSan Diego, CA 921221265665913
- Lydia Grypma, MDSan Diego, CA 921201235206160
- Arnold Markman, MDSan Diego, CA 921201669520466
- Lindy O'Leary, MDSan Diego, CA 921201831247808
- Antra Priede Berger, MDSan Diego, CA 921201356466866
Common questions
What is Ganna L. Breland, D.O.'s NPI number?
Ganna L. Breland, D.O.'s National Provider Identifier (NPI) is 1316141898, issued on Jun 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ganna L. Breland, D.O. located?
The NPPES record lists a practice address at 10350 Barnes Canyon RD Ste 200, San Diego, CA, 92121. Phone: (858) 455-0200. Providers update this record themselves, so call before visiting.
How can I verify Ganna L. Breland, D.O.'s license?
NPPES lists California license number 20A8612, 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 Ganna L. Breland, D.O. prescribe under Medicare Part D?
In 2024, Ganna L. Breland, D.O. had 20 Medicare Part D claims for 13 beneficiaries; the average among occupational medicine physician prescribers was 794. 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.