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ANDREA LAM STEPHENS CRNP
NPI 1992147425
Nurse Practitioner - Family in Cupertino, CA

Active since July 25, 2013PECOS Enrolled
20730 VALLEY GREEN DR, CUPERTINO, CA 95014(408) 783-4000 Get Directions Write a Review

NPPES record last updated: April 2, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 2, 2025, Aug 19, 2021 (2 updates tracked since 2021).

About Andrea Lam Stephens Crnp NPPES

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

ANDREA LAM STEPHENS CRNP (NPI 1992147425) is an individual family provider in Cupertino, California, licensed in California (23214) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1992147425
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameANDREA LAM STEPHENSCredential: CRNP
Location Address20730 VALLEY GREEN DRCupertino, CA 95014-1704
Mailing Address20730 Valley Green DrCupertino, CA 95014-1704
Phone(408) 783-4000
Sole ProprietorNo
Enumeration DateJuly 25, 2013
Last NPPES UpdateApril 2, 20252 updates tracked since enumeration
NPPES CertifiedApril 2, 2025
✔ NPI 1992147425 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in CA · 23214✔ Licensed in MD · R201490
20730 VALLEY GREEN DR, Cupertino, CA 95014
Open in Google Maps ↗

Other Names 1

Former Name (1)Andrea Lam Crnp

Secondary Practice Locations 3

Location 1196 Thomas Johnson Dr Ste 135Frederick, MD 21702-4518 · Phone (301) 694-6688
Location 21700 California StSan Francisco, CA 94109-4586 · Phone (713) 589-5283
Location 38850 Valley View StBuena Park, CA 90620-3562 · Phone (714) 827-7321

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Andrea Lam Stephens Crnp 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 Andrea Lam Stephens reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Minuteclinic Diagnostic Medical Group Of California Inc
301 mi
Family
511 N HOLLYWOOD WAY
Burbank, CA 91505
  • Reassigned Medicare billing, California enrollment
  • 236 clinicians in this Medicare group
NPI 1033309372 (866) 389-2727
Minuteclinic Diagnostic Medical Group Of Orange County Inc
346 mi
Nurse Practitioner
14330 CULVER DR
Irvine, CA 92604
  • Reassigned Medicare billing, California enrollment
  • 212 clinicians in this Medicare group
NPI 1104013879 (866) 389-2727
Minuteclinic Diagnostic Medical Group Of San Diego Inc
423 mi
Family
2760 FLETCHER PKWY
El Cajon, CA 92020
  • Reassigned Medicare billing, California enrollment
  • 212 clinicians in this Medicare group
NPI 1568659233 (866) 389-2727
Praveen Bolarum, MD LLC
2,402 mi
Hospice and Palliative Medicine
196 THOMAS JOHNSON DRIVE, SUITE 225
Frederick, MD 21702
  • Reassigned Medicare billing, Maryland enrollment
  • 12 clinicians in this Medicare group
NPI 1568685287 (301) 694-6688

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 95014 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 15

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

LILY RAHIMI LMFT
Marriage & Family Therapist
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
AC WELLNESS NETWORK
Clinic/Center (Corporate Health)
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
MERCEDES SHELLEY
Health and Wellness Coach
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
AC WELLNESS ON DEMAND MEDICAL, PLLC
Clinic/Center (Corporate Health)
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
PAIGE M WEISBROD
Nurse Practitioner (Family)
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
DR. KRISTIN DIANE HUDACEK M.D.
Dermatology
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
DOMINGO ANTONIO SILVA D.C.
Chiropractor
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000
WENDY HEATHER FOAD RN
Registered Nurse
20730 VALLEY GREEN DR
CUPERTINO, CA 95014
Santa Clara County (408) 783-4000

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 Andrea Lam Stephens's NPI number?

The NPI number for Andrea Lam Stephens is 1992147425. It was assigned to this individual provider in the NPPES registry on July 25, 2013. The provider is also known as Andrea Lam Crnp.

Where is Andrea Lam Stephens located?

Andrea Lam Stephens practices at 20730 Valley Green Dr, Cupertino, CA 95014. The listed phone number is (408) 783-4000.

What is Andrea Lam Stephens's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Andrea Lam Stephens enrolled in Medicare?

Yes. Andrea Lam Stephens is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Andrea Lam Stephens's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrea Lam Stephens reassigns Medicare benefits to 4 organizations: Minuteclinic Diagnostic Medical Group Of California Inc (Burbank, CA), Minuteclinic Diagnostic Medical Group Of Orange County Inc (Irvine, CA), Minuteclinic Diagnostic Medical Group Of San Diego Inc (El Cajon, CA) and Praveen Bolarum, MD LLC (Frederick, MD). 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 Andrea Lam Stephens'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 Andrea Lam Stephens was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.