NPPES file of Aug 9, 2026

Alyssa Toshimi Go

Pediatrics Physician · San Francisco, CA

Alyssa Toshimi Go is a pediatrics physician with a practice address in San Francisco, California, and NPI 1003557810, issued on Apr 5, 2022. Check the license (California 1003557810, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003557810
Name
Alyssa Toshimi Go
Primary taxonomy
Pediatrics Physician 208000000X
License number
1003557810 CA
Self-reported in NPPES; status is on the state search
Practice location
550 16TH St FL 4, San Francisco, CA 94143
Phone
(415) 476-5001
Enumerated
Apr 5, 2022
Record last updated
Feb 15, 2023
Medicare enrollment
Enrolled (PECOS I20251024002948); may accept Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 550 16TH St FL 4

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dina Abdo, MDPediatrics Physician1881344729
  2. Saba AliStudent in an Organized Health Care Education/Training Program1699425280
  3. Mark Andrews, MDStudent in an Organized Health Care Education/Training Program1841994142
  4. Bianca Argueza, MDPediatrics Physician1720428485
  5. Courtney AustinStudent in an Organized Health Care Education/Training Program1245173863
  6. Anna AyalaStudent in an Organized Health Care Education/Training Program1740874981

Verify Alyssa Toshimi Go in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 1003557810
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Alyssa Toshimi Go among 9,272 pediatrics physician records in California

Alyssa Toshimi Go is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2022, is newer than 96% of them.

  • NPI issued2022 · 96% of these records are older, 2% newer
  • In a Medicare fileNo · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2022 · median 2012 among the 754 with a school on file
  • Record last updated2023 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

514 pediatrics physician records list a practice address in San Francisco

They are 514 of the 38,143 NPPES records with a practice address in San Francisco, and 9,272 pediatrics physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Louis Chesler, M.D.San Francisco, CA 941431124060504
  2. Gwynne Church, M.D.San Francisco, CA 941431801838925
  3. John Elliott, M.D.San Francisco, CA 941431821042292
  4. Ilona Frieden, MDSan Francisco, CA 941431396703435
  5. Samuel Hawgood, MDSan Francisco, CA 941431144285776
  6. Melvin Heyman, M.D.San Francisco, CA 941431740222314
  7. Nancy Lewis, M.D.San Francisco, CA 941431245272368
  8. John McQuitty, M.D.San Francisco, CA 941431386682417

Common questions

What is Alyssa Toshimi Go's NPI number?

Alyssa Toshimi Go's National Provider Identifier (NPI) is 1003557810, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Alyssa Toshimi Go located?

The NPPES record lists a practice address at 550 16TH St FL 4, San Francisco, CA, 94143. Phone: (415) 476-5001. Providers update this record themselves, so call before visiting.

How can I verify Alyssa Toshimi Go's license?

NPPES lists California license number 1003557810, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.