MARIA DE FATIMA REYES MD
NPI 1629501424
Obstetrics & Gynecology in Berkeley, CA
About Maria De Fatima Reyes Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA DE FATIMA REYES MD (NPI 1629501424) is an individual obstetrics & gynecology provider in Berkeley, California, licensed in California (A159506) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Maria De Fatima Reyes 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 Maria Reyes reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orinda, CA 94563
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 161 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 94704 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BERKELEY, CA 94704
BERKELEY, CA 94704
BERKELEY, CA 94704
BERKELEY, CA 94704
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 Maria Reyes's NPI number?
The NPI number for Maria Reyes is 1629501424. It was assigned to this individual provider in the NPPES registry on April 7, 2017.
Where is Maria Reyes located?
Maria Reyes practices at 2001 Dwight Way, Berkeley, CA 94704. The listed phone number is (510) 204-5770.
What is Maria Reyes's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Maria Reyes enrolled in Medicare?
Yes. Maria Reyes 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 Maria Reyes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Reyes reassigns Medicare benefits to 2 organizations: Sutter Bay Medical Foundation (Orinda, CA) and Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA). 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 Maria Reyes'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 Maria Reyes was last updated on August 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Maria De Fatima Reyes, MD · NPI 1629501424
Obstetrics & Gynecology physician in Berkeley, California. Individual provider, active in the CMS NPPES registry since April 7, 2017.
## Identity
- **NPI:** 1629501424 (Entity type: Individual)
- **Enumerated:** April 7, 2017
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A159506 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2001 DWIGHT WAY, Berkeley, CA 94704-2608
- **Phone:** (510) 204-5770
## 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): Sutter Bay Medical Foundation (NPI 1366898538, Orinda, CA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1518908136, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** August 29, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1629501424) · Data from the CMS NPPES public registry.