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CRISTINA ALEXIS PEREZ MD
NPI 1730718503
Student in an Organized Health Care Education/Training Program in Oakland, CA

Active since April 03, 2020PECOS Enrolled
747 52ND ST STE 245, OAKLAND, CA 94609(510) 428-3331(510) 601-3979 Get Directions Write a Review

NPPES record last updated: April 3, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Cristina Alexis Perez Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CRISTINA ALEXIS PEREZ MD (NPI 1730718503) is an individual student in an organized health care education/training program in Oakland, California and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1730718503
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameCRISTINA ALEXIS PEREZCredential: MD
Location Address747 52ND ST STE 245Oakland, CA 94609-1809
Mailing Address747 52nd St Ste 245Oakland, CA 94609-1809 · (510) 428-3331 · Fax (510) 601-3979
Phone(510) 428-3331
Fax(510) 601-3979
Sole ProprietorNo
Enumeration DateApril 3, 2020
NPPES CertifiedApril 3, 2020
✔ NPI 1730718503 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
747 52ND ST STE 245, Oakland, CA 94609
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cristina Alexis Perez Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

4

Medicare enrollment records show Cristina Perez reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of California
10 mi
Endocrinology, Diabetes & Metabolism
1600 DIVISADERO ST
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 2,112 clinicians in this Medicare group
NPI 1235322348 (415) 353-9720
University Of California San Francisco
12 mi
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
NPI 1346329380 (415) 353-2161
Ucsf Medical Group Business Services
12 mi
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group
NPI 1477624104 (415) 353-2808
Ucsf Pediatrics Associates
12 mi
Pediatrics
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 1,159 clinicians in this Medicare group
NPI 1376614016 (415) 353-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

MARISELLA GARCIA MD
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331
BRADY DANA JOHNSON MD, MPHTM
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331
CORRILYNN LYNCH
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331
MOIRA K O'CONNOR LENTH MD
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331
MS. RUNI TANNA
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (000) 000-0000
SONIA SUBUDHI MD
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331
CHUKWUEMEKA OBIEFUNA AJAELO MD
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331
AMY MAO MD
Student in an Organized Health Care Education/Training Program
747 52ND ST STE 245
OAKLAND, CA 94609
Alameda County (510) 428-3331

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 Cristina Perez's NPI number?

The NPI number for Cristina Perez is 1730718503. It was assigned to this individual provider in the NPPES registry on April 3, 2020.

Where is Cristina Perez located?

Cristina Perez practices at 747 52nd St Ste 245, Oakland, CA 94609. The listed phone number is (510) 428-3331.

What is Cristina Perez's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Cristina Perez enrolled in Medicare?

Yes. Cristina Perez is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Cristina Perez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cristina Perez reassigns Medicare benefits to 4 organizations: Regents Of The University Of California (San Francisco, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Ucsf Pediatrics Associates (San Francisco, 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 Cristina Perez'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 Cristina Perez was last updated on April 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.