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Physician Assistant

Alison M. Superko, NP

Sees patients in Los Altos, CA · Mountain View, CA · California

Summary

Alison M. Superko, NP (Physician Assistant) is enrolled with Medicare at 2 practice locations in Los Altos, CA and Mountain View, CA. NPI 1699841767. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Alison M. Superko, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
47Years since medical school (graduated 1979)
FemaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Where does Alison M. Superko see patients?
Medicare's clinician data lists 2 practice locations, including Los Altos, CA and Mountain View, CA. Call before your visit to confirm the address.
What is Alison M. Superko's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Alison M. Superko accept Medicare assignment?
Yes. Medicare's clinician data says Alison M. Superko accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Alison M. Superko?
(650) 254-5200, as listed in official Medicare / NPI Registry data.
What is Alison M. Superko's NPI number?
1699841767. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Alison M. Superko is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Alison M. Superko as a member of this group (CMS data updated 2026-10-02).

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, California →

Other physician assistants in Los Altos

Clinicians with the same Medicare primary specialty in Los Altos, CA — not a recommendation.

All physician assistants in Los Altos →

Clinician information

CredentialNP
Graduation year1979
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1699841767
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians