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SAMUEL GAMSKY
NPI 1700442399
Psychiatry & Neurology - Neurology in Walnut Creek, CA

Active since May 19, 2019PECOS EnrolledAccepts Medicare Assignment
575 LENNON LN STE 152, WALNUT CREEK, CA 94598(925) 602-7060(925) 602-7070 Get Directions Write a Review

NPPES record last updated: May 8, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 8, 2026, May 19, 2019 (2 updates tracked since 2019).

About Samuel Gamsky NPPES

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

SAMUEL GAMSKY (NPI 1700442399) is an individual neurology provider in Walnut Creek, California, licensed in California (A202361) and active in the NPI registry since May 2019. He is enrolled in Medicare PECOS and is a graduate of Oakland Univ, William Beaumont School Of Medicine (2019).

NPPES Registry Identity

NPI1700442399
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameSAMUEL GAMSKY
Location Address575 LENNON LN STE 152Walnut Creek, CA 94598-2443
Mailing Address575 Lennon Ln Ste 152Walnut Creek, CA 94598-2443 · (925) 602-7060 · Fax (925) 602-7070
Phone(925) 602-7060
Fax(925) 602-7070
Sole ProprietorNo
Medical School CMSOakland Univ, William Beaumont School Of MedicineGraduated 2019
Enumeration DateMay 19, 2019
Last NPPES UpdateMay 8, 20262 updates tracked since enumeration
NPPES CertifiedMay 8, 2026
✔ NPI 1700442399 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in CA · A202361
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
575 LENNON LN STE 152, Walnut Creek, CA 94598
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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 and accepts Medicare assignment

Samuel Gamsky is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8527574482
PECOS Enrollment IDI20250718001847
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

2

Medicare enrollment records show Samuel Gamsky reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Bay Area Surgical Specialists Inc A Medical Corporation
0.6 mi
Magnetic Resonance Imaging (MRI)
2637 SHADELANDS DR
Walnut Creek, CA 94598
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Bass Medical Group
  • 347 clinicians in this Medicare group
NPI 1023501905 (925) 329-3710
John Muir Trauma Physicians Billing Service
1.3 mi
Trauma Surgery
1601 YGNACIO VALLEY RD
Walnut Creek, CA 94598
  • Reassigned Medicare billing, California enrollment
  • 810 clinicians in this Medicare group
NPI 1962551861 (925) 947-5331

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 94598 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
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 12

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

CHRISTIAN SWINNEY
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
DR. LESLIE A. GILLUM M.D.
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
ZACHARY DECANT D.O.
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
NEGAR SODEIFI MD
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
CAROLINE A PERRY MD
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
AURORA LEE
Physician Assistant
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
STEVEN M SCHADENDORF MD
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060
RAYMOND M STEPHENS MD
Psychiatry & Neurology (Neurology)
575 LENNON LN STE 152
WALNUT CREEK, CA 94598
Contra Costa County (925) 602-7060

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 Samuel Gamsky's NPI number?

The NPI number for Samuel Gamsky is 1700442399. It was assigned to this individual provider in the NPPES registry on May 19, 2019.

Where is Samuel Gamsky located?

Samuel Gamsky practices at 575 Lennon Ln Ste 152, Walnut Creek, CA 94598. The listed phone number is (925) 602-7060.

What is Samuel Gamsky's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Samuel Gamsky enrolled in Medicare?

Yes. Samuel Gamsky is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Samuel Gamsky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samuel Gamsky reassigns Medicare benefits to 2 organizations: Bay Area Surgical Specialists Inc A Medical Corporation (Walnut Creek, CA) and John Muir Trauma Physicians Billing Service (Walnut Creek, 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 Samuel Gamsky'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 Samuel Gamsky was last updated on May 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.