NPPES file of Aug 9, 2026

Toby Ratanasiripong

Physical Medicine & Rehabilitation Physician · Palo Alto, CA

Toby Ratanasiripong is a physical medicine & rehabilitation physician with a practice address in Palo Alto, California, and NPI 1386755999, issued on Aug 31, 2006. Check the license (California A72918, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386755999
Name
Toby Ratanasiripong
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License number
A72918 CA
Self-reported in NPPES; status is on the state search
Practice location
795 EL Camino Real, Palo Alto, CA 94301
Phone
(650) 321-4121
Enumerated
Aug 31, 2006
Record last updated
May 14, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050126001103); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Human Medicine, 1999
Telehealth
Offers telehealth (CMS)
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 795 EL Camino Real

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

  1. Hamza AbbasiInternal Medicine Physician1821545484
  2. Arman Abdalkhani, MDOtolaryngology Physician1356536130
  3. Sara AbrahamsInternal Medicine Physician1952988354
  4. Nana Efua Adabie, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1437647732
  5. Amy Adams, M.D.Dermatology Physician1679643928
  6. William Adams, DPMFoot & Ankle Surgery Podiatrist1447487830

Verify Toby Ratanasiripong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A72918
    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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67% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

238 Medicare Part D claims for 109 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 46 claims were for opioids.

  1. Toby Ratanasiripong238
  2. Specialty average727

Most prescribed

  1. Gabapentin106 claims
  2. Meloxicam38 claims
  3. Tramadol Hcl29 claims
  4. Celecoxib21 claims
  5. Hydrocodone-Acetaminophen15 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationLos Altos, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Toby Ratanasiripong among 1,549 physical medicine & rehabilitation physician records in California

Toby Ratanasiripong is one of 1,549 physical medicine & rehabilitation physician records with a practice address in California. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 70% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated1999 · median 2008 among the 786 with a school on file
  • Record last updated2020 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Medicine & Rehabilitation Physician providers in California

There are 1,549 physical medicine & rehabilitation physician records in California.

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Haleh Agdassi, M.D.Palo Alto, CA 943011477664159
  2. Eduardo ChenPalo Alto, CA 943011629335591
  3. Darren Don, MDPalo Alto, CA 943011124292941
  4. Olga Toloknova, DPTPalo Alto, CA 943011093470577
  5. Cindy Wun, MDPalo Alto, CA 943011902917503
  6. Ping Zhang, PT, DPTPalo Alto, CA 943011265990907
  7. Michael Fredericson, MDPalo Alto, CA 943041760538110
  8. Nova Hou, MDPalo Alto, CA 943041245792118

Common questions

What is Toby Ratanasiripong's NPI number?

Toby Ratanasiripong's National Provider Identifier (NPI) is 1386755999, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Toby Ratanasiripong located?

The NPPES record lists a practice address at 795 EL Camino Real, Palo Alto, CA, 94301. Phone: (650) 321-4121. Providers update this record themselves, so call before visiting.

How can I verify Toby Ratanasiripong's license?

NPPES lists California license number A72918, 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.

How much does Toby Ratanasiripong prescribe under Medicare Part D?

In 2024, Toby Ratanasiripong had 238 Medicare Part D claims for 109 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.