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ANNA TELLEFSEN NP
NPI 1982342770
Nurse Practitioner - Pediatrics in San Francisco, CA

Active since May 23, 2022PECOS Enrolled
2 W PORTAL AVE, SAN FRANCISCO, CA 94127(888) 663-6331(415) 252-7176 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 18, 2025, May 23, 2022 (2 updates tracked since 2022).

About Anna Tellefsen Np NPPES

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

ANNA TELLEFSEN NP (NPI 1982342770) is an individual pediatrics provider in San Francisco, California, licensed in California (95020709) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1982342770
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameANNA TELLEFSENCredential: NP
Location Address2 W PORTAL AVESan Francisco, CA 94127-1304
Mailing Address1 Embarcadero Ctr Ste 1900San Francisco, CA 94111-3723 · (415) 658-6791 · Fax (415) 520-0904
Phone(888) 663-6331
Fax(415) 252-7176
Sole ProprietorNo
Enumeration DateMay 23, 2022
Last NPPES UpdateNovember 18, 20252 updates tracked since enumeration
NPPES CertifiedNovember 18, 2025
✔ NPI 1982342770 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in CA · 95020709
2 W PORTAL AVE, San Francisco, CA 94127
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anna Tellefsen Np 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

3

Medicare enrollment records show Anna Tellefsen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

One Medical Group, Inc.
5.7 mi
Family Medicine
2 EMBARCADERO CTR LBBY LEVEL
San Francisco, CA 94111
  • Reassigned Medicare billing, California enrollment
  • 291 clinicians in this Medicare group
NPI 1467781641 (415) 578-3100
The West Oakland Health Council
11 mi
Federally Qualified Health Center (FQHC)
700 ADELINE ST
Oakland, CA 94607
  • Reassigned Medicare billing, California enrollment
  • 48 clinicians in this Medicare group
NPI 1215058938 (510) 835-9610
La Clinica De La Raza, Inc.
13 mi
Federally Qualified Health Center (FQHC)
1030 INTERNATIONAL BLVD
Oakland, CA 94606
  • Reassigned Medicare billing, California enrollment
  • 187 clinicians in this Medicare group
NPI 1427070374 (510) 238-5400

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 94127 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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 7

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

DR. CHELSEA JOY THOMSEN M.D., M.S.P.H
Internal Medicine
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (415) 291-0480
NATALIE ANN CORREA MD
Family Medicine
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (888) 663-6331
DAVID J. SLY DO
Family Medicine
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (888) 663-6331
MS. VICTORIA KATE LAU D.O.
Family Medicine
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (888) 663-6331
NINA METSOVAARA NP-C, FNP
Nurse Practitioner (Family)
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (415) 291-0489
KATHERINE CLARKE CRNP
Nurse Practitioner
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (888) 663-6331
PETIA B. KREMEN MD
Internal Medicine
2 W PORTAL AVE
SAN FRANCISCO, CA 94127
San Francisco County (888) 663-6331

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 Anna Tellefsen's NPI number?

The NPI number for Anna Tellefsen is 1982342770. It was assigned to this individual provider in the NPPES registry on May 23, 2022.

Where is Anna Tellefsen located?

Anna Tellefsen practices at 2 W Portal Ave, San Francisco, CA 94127. The listed phone number is (888) 663-6331.

What is Anna Tellefsen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Anna Tellefsen enrolled in Medicare?

Yes. Anna Tellefsen is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Anna Tellefsen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Anna Tellefsen reassigns Medicare benefits to 3 organizations: One Medical Group, Inc. (San Francisco, CA), The West Oakland Health Council (Oakland, CA) and La Clinica De La Raza, Inc. (Oakland, 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 Anna Tellefsen'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 Anna Tellefsen was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.