SARAH MCCREA MARTIN MBBS
NPI 1770044323
Ophthalmology in Los Angeles, CA
About Sarah Mccrea Martin Mbbs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARAH MCCREA MARTIN MBBS (NPI 1770044323) is an individual ophthalmology provider in Los Angeles, California, licensed in California (196330) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
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
Sarah Mccrea Martin Mbbs 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
4Medicare enrollment records show Sarah Martin reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 clinicians in this Medicare group
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 clinicians in this Medicare group
Los Angeles, CA 90059
- Reassigned Medicare billing, California enrollment
- 435 clinicians in this Medicare group
Thousand Oaks, CA 91361
- Reassigned Medicare billing, California enrollment
- 3 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 90033 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 Sarah Martin's NPI number?
The NPI number for Sarah Martin is 1770044323. It was assigned to this individual provider in the NPPES registry on March 27, 2019.
Where is Sarah Martin located?
Sarah Martin practices at 1450 San Pablo St Ste 1000, Los Angeles, CA 90033. The listed phone number is (323) 442-6335.
What is Sarah Martin's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Sarah Martin enrolled in Medicare?
Yes. Sarah Martin 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 Sarah Martin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Martin reassigns Medicare benefits to 4 organizations: Usc Care Medical Group, Inc (Los Angeles, CA), Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA), County Of Los Angeles (Los Angeles, CA) and Oaks Eye Center (Thousand Oaks, 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 Sarah Martin'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 Sarah Martin was last updated on March 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Sarah Mccrea Martin, MBBS · NPI 1770044323
Ophthalmology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 27, 2019.
## Identity
- **NPI:** 1770044323 (Entity type: Individual)
- **Enumerated:** March 27, 2019
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 196330 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1450 SAN PABLO ST STE 1000, Los Angeles, CA 90033-5331
- **Phone:** (323) 442-6335
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Usc Care Medical Group, Inc (NPI 1902846306, Los Angeles, CA); Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA); County Of Los Angeles (NPI 1780877613, Los Angeles, CA); Oaks Eye Center (NPI 1578433710, Thousand Oaks, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** March 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1770044323) · Data from the CMS NPPES public registry.