OMAR MESINA MD
NPI 1609403070
Obstetrics & Gynecology in Encinitas, CA
About Omar Mesina Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OMAR MESINA MD (NPI 1609403070) is an individual obstetrics & gynecology provider in Encinitas, California, licensed in California (194164) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of California, San Francisco School Of Medicine (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Omar Mesina Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Omar Mesina reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Encinitas, CA 92024
- Reassigned Medicare billing, California enrollment
- 1,598 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 171 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92024 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Omar Mesina's NPI number?
The NPI number for Omar Mesina is 1609403070. It was assigned to this individual provider in the NPPES registry on March 25, 2020.
Where is Omar Mesina located?
Omar Mesina practices at 332 Santa Fe Dr Ste 332, Encinitas, CA 92024. The listed phone number is (760) 901-5155.
What is Omar Mesina's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Omar Mesina enrolled in Medicare?
Yes. Omar Mesina is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Omar Mesina's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Omar Mesina reassigns Medicare benefits to 2 organizations: Scripps Health (Encinitas, CA) and Regents Of The University Of California (San Diego, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Omar Mesina's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Omar Mesina was last updated on June 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Omar Mesina, MD · NPI 1609403070
Obstetrics & Gynecology physician in Encinitas, California. Individual provider, active in the CMS NPPES registry since March 25, 2020.
## Identity
- **NPI:** 1609403070 (Entity type: Individual)
- **Enumerated:** March 25, 2020
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 194164 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 332 SANTA FE DR STE 332, Encinitas, CA 92024-5143
- **Phone:** (760) 901-5155
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Scripps Health (NPI 1700829199, Encinitas, CA); Regents Of The University Of California (NPI 1174626618, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** June 8, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1609403070) · Data from the CMS NPPES public registry.