NISHINA ANN THOMAS MD
NPI 1174933204
Psychiatry & Neurology - Psychiatry in Palo Alto, CA
About Nishina Ann Thomas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NISHINA ANN THOMAS MD (NPI 1174933204) is an individual psychiatry provider in Palo Alto, California, licensed in California (A154908) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical School At San Antonio (2014).
NPPES Registry Identity
Specialties & Licenses 2
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
Nishina Ann Thomas Md 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.
Medicare Billing Reassignments
4Medicare enrollment records show Nishina Thomas reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Palo Alto, CA 94306
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1588721500 (California), NPI 1629301346 (California)
- 2,460 clinicians in this Medicare group
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 314 clinicians in this Medicare group
South Lake Tahoe, CA 96150
- Reassigned Medicare billing, California enrollment
- 148 clinicians in this Medicare group
Baltimore, MD 21204
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Sheppard Pratt Physicians PA
- 187 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94304 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PALO ALTO, CA 94304
PALO ALTO, CA 94304
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 Nishina Thomas's NPI number?
The NPI number for Nishina Thomas is 1174933204. It was assigned to this individual provider in the NPPES registry on April 29, 2014.
Where is Nishina Thomas located?
Nishina Thomas practices at 401 Quarry Rd, Palo Alto, CA 94304. The listed phone number is (650) 725-4070.
What is Nishina Thomas's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Nishina Thomas enrolled in Medicare?
Yes. Nishina Thomas 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 Nishina Thomas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nishina Thomas reassigns Medicare benefits to 4 organizations: County Of Santa Clara (Palo Alto, CA), El Camino Health Medical Network, LLC (San Jose, CA), Barton Medical Foundation (South Lake Tahoe, CA) and Sheppard Pratt Physicians, P.A. (Baltimore, 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 Nishina Thomas'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 Nishina Thomas was last updated on August 5, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.
# Nishina Ann Thomas, MD · NPI 1174933204
Psychiatry physician in Palo Alto, California. Individual provider, active in the CMS NPPES registry since April 29, 2014.
## Identity
- **NPI:** 1174933204 (Entity type: Individual)
- **Enumerated:** April 29, 2014
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A154908 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 401 QUARRY RD, Palo Alto, CA 94304
- **Phone:** (650) 725-4070
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): County Of Santa Clara (NPI 1144330614, Palo Alto, CA); El Camino Health Medical Network, LLC (NPI 1164880761, San Jose, CA); Barton Medical Foundation (NPI 1750950499, South Lake Tahoe, CA); Sheppard Pratt Physicians, P.A. (NPI 1518990712, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical School At San Antonio, class of 2014
## Record status
- **NPPES last updated:** August 5, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1174933204) · Data from the CMS NPPES public registry.