Omar Mesina, MD
Obstetrics & Gynecology Physician · Encinitas, CA
Omar Mesina, MD is an obstetrics & gynecology physician with a practice address in Encinitas, California, and NPI 1609403070, issued on Mar 25, 2020. Check the license (California 194164, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Omar Mesina
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 194164 CA
Self-reported in NPPES; status is on the state search - Practice location
- 332 Santa FE Dr Ste 332, Encinitas, CA 92024
- Phone
- (760) 901-5155
- Enumerated
- Mar 25, 2020
- Record last updated
- Jun 8, 2026
- Medicare enrollment
- Enrolled (PECOS I20240812001314); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Verify Omar Mesina in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 194164Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
58 Medicare Part D claims for 30 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Oxycodone Hcl21 claims
- Ondansetron Odt11 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
- Scripps HealthEncinitas, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Omar Mesina among 5,088 obstetrics & gynecology physician records in California
Omar Mesina, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 94% of them.
- NPI issued2020 · 94% of these records are older, 4% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2020 · median 2004 among the 2,700 with a school on file
- Record last updated2026 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Encinitas → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Katherine Austin, M.D.Encinitas, CA 920241003891482
- Robert Biter, M.D.Encinitas, CA 920241932169661
- Einat Duhamel, M.D.Encinitas, CA 920241114955119
- Dina Fainman, MDEncinitas, CA 920241164724563
- Douglas Fenton, M.D.Encinitas, CA 920241063402709
- Reema Ghatnekar, MDEncinitas, CA 920241245722990
- Natasha KamatEncinitas, CA 920241346795531
- Samina Makani, MDEncinitas, CA 920241790833572
Common questions
What is Omar Mesina, MD's NPI number?
Omar Mesina, MD's National Provider Identifier (NPI) is 1609403070, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Omar Mesina, MD located?
The NPPES record lists a practice address at 332 Santa FE Dr Ste 332, Encinitas, CA, 92024. Phone: (760) 901-5155. Providers update this record themselves, so call before visiting.
How can I verify Omar Mesina, MD's license?
NPPES lists California license number 194164, 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 Omar Mesina, MD prescribe under Medicare Part D?
In 2024, Omar Mesina, MD had 58 Medicare Part D claims for 30 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.