Damian Olivier Fernandez, M.D.
Gastroenterology Physician · San Luis Obispo, CA
Damian Olivier Fernandez, M.D. is a gastroenterology physician with a practice address in San Luis Obispo, California, and NPI 1760758106, issued on Mar 30, 2012. Check the license (California A141808, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Damian Olivier Fernandez
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- A141808 CA
CA-A141808-A NE
Self-reported in NPPES; status is on the state search - Practice location
- 1010 Murray Ave, San Luis Obispo, CA 93405
- Phone
- (516) 572-5881
- Enumerated
- Mar 30, 2012
- Record last updated
- Feb 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20160815001888); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 1010 Murray Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sean AndrewsEmergency Medicine Physician1154736734
- Glen Aquino, MDAnesthesiology Physician1396985842
- Matthew Barry, DOAnesthesiology Physician1134268881
- John Bass, NP, CNS, PHDCritical Care Medicine Nurse Practitioner1801235320
- Hayley BinghamOccupational Therapist1609543263
- Joshua Bridge, DOEmergency Medicine Physician1932849569
Verify Damian Olivier Fernandez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A141808Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average gastroenterology physician in 2024
898 Medicare Part D claims for 394 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Pantoprazole Sodium251 claims
- Sod Sulf-Potass Sulf-Mag Sulf225 claims
- Omeprazole95 claims
- Creon29 claims
- Mesalamine26 claims
- Sutab21 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): 83.6 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: $107.99
4 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 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 2 group practices
- Providence Medical FoundationEureka, CA
- Southwest Medical Associates, LLCAlbuquerque, NM
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Damian Olivier Fernandez among 2,140 gastroenterology physician records in California
Damian Olivier Fernandez, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 77% of them.
- NPI issued2012 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2011 · median 2002 among the 1,538 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in San Luis Obispo → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Rabab Hajar, M.DSan Luis Obispo, CA 934051003103805
- Neal Moller, MDSan Luis Obispo, CA 934051467420257
- Steven Carlson, MDSan Luis Obispo, CA 934011740359215
- Gary Cushing, M.D.San Luis Obispo, CA 934011962483545
- Klaus Gottlieb, MDSan Luis Obispo, CA 934011508832387
- Paul Guzik, DOSan Luis Obispo, CA 934011558858183
- Mick Meiselman, MDSan Luis Obispo, CA 934011801897012
- Jeffrey Mundorf, M.D.San Luis Obispo, CA 934011598746174
Common questions
What is Damian Olivier Fernandez, M.D.'s NPI number?
Damian Olivier Fernandez, M.D.'s National Provider Identifier (NPI) is 1760758106, issued on Mar 30, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Damian Olivier Fernandez, M.D. located?
The NPPES record lists a practice address at 1010 Murray Ave, San Luis Obispo, CA, 93405. Phone: (516) 572-5881. Providers update this record themselves, so call before visiting.
How can I verify Damian Olivier Fernandez, M.D.'s license?
NPPES lists California license number A141808, 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 Damian Olivier Fernandez, M.D. prescribe under Medicare Part D?
In 2024, Damian Olivier Fernandez, M.D. had 898 Medicare Part D claims for 394 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Damian Olivier Fernandez, M.D.'s MIPS final score?
The 2023 MIPS final score is 83.6 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.