1. Home
  2. Directory
  3. California
  4. Walnut Creek
  5. Physician Assistant
  6. NPI Profile

CRYSTAL ROSE SOPHIA ALPERT PA-C
NPI 1821225319
Physician Assistant - Medical in Walnut Creek, CA

Active since June 11, 2009PECOS Enrolled
110 TAMPICO, STE 210, WALNUT CREEK, CA 94598(925) 935-6952 Get Directions Write a Review

NPPES record last updated: March 4, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 4, 2025, Apr 18, 2018, Feb 11, 2016 (3 updates tracked since 2016).

About Crystal Rose Sophia Alpert Pa-c NPPES

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

CRYSTAL ROSE SOPHIA ALPERT PA-C (NPI 1821225319) is an individual medical provider in Walnut Creek, California, licensed in California (PA20344) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS and maintains a secondary practice location in Concord.

NPPES Registry Identity

NPI1821225319
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameCRYSTAL ROSE SOPHIA ALPERTCredential: PA-C
Location Address110 TAMPICO, STE 210Walnut Creek, CA 94598-2962
Mailing Address110 Tampico, Ste 210Walnut Creek, CA 94598-2962 · (925) 935-6952
Phone(925) 935-6952
Sole ProprietorNo
Enumeration DateJune 11, 2009
Last NPPES UpdateMarch 4, 20253 updates tracked since enumeration
NPPES CertifiedMarch 4, 2025
✔ NPI 1821225319 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License✔ Licensed in CA · PA20344
110 TAMPICO, Walnut Creek, CA 94598
Open in Google Maps ↗

Secondary Practice Location 1

Location 12481 Pacheco StConcord, CA 94520-2019 · Phone (925) 680-8933 · Fax (925) 680-7635

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Crystal Rose Sophia Alpert Pa-c 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.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STEPHEN R. WELLS, M.D.
Obstetrics & Gynecology (Obstetrics)
110 TAMPICO, SUITE 220
WALNUT CREEK, CA 94598
Contra Costa County (925) 935-5356
DIABLO VALLEY PERINATAL ASSOCIATES, INC
Obstetrics & Gynecology (Maternal & Fetal Medicine)
110 TAMPICO, SUITE 100
WALNUT CREEK, CA 94598
Contra Costa County (925) 891-9033
MARLENA LING LUK ORTHLIEB MGCS
Genetic Counselor, MS
110 TAMPICO
WALNUT CREEK, CA 94598
Contra Costa County (925) 891-9033
MRS. HEATHER MARIE NUDO PA
Dermatology (MOHS-Micrographic Surgery)
110 TAMPICO, SUITE 200
WALNUT CREEK, CA 94598
Contra Costa County (925) 838-4900
ROBERT B COLE MD
Obstetrics & Gynecology
110 TAMPICO, #210
WALNUT CREEK, CA 94598
Contra Costa County (925) 935-6952
MS. AMANDA MACHETTE CNM
Advanced Practice Midwife
110 TAMPICO, STE 220
WALNUT CREEK, CA 94598
Contra Costa County (925) 935-5356

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 Crystal Alpert's NPI number?

The NPI number for Crystal Alpert is 1821225319. It was assigned to this individual provider in the NPPES registry on June 11, 2009.

Where is Crystal Alpert located?

Crystal Alpert practices at 110 Tampico Ste 210, Walnut Creek, CA 94598. The listed phone number is (925) 935-6952.

What is Crystal Alpert's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Crystal Alpert enrolled in Medicare?

Yes. Crystal Alpert is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Crystal Alpert was last updated on March 4, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.