NPPES file of Aug 9, 2026

David Quincey Underhill

Physical Medicine & Rehabilitation Physician · Torrance, CA

David Quincey Underhill is a physical medicine & rehabilitation physician with a practice address in Torrance, California, and NPI 1962089458, issued on Mar 29, 2021. Check the license (California A179871, 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
1962089458
Name
David Quincey Underhill
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License number
A179871 CA
Self-reported in NPPES; status is on the state search
Practice location
4320 Maricopa St, Torrance, CA 90503
Phone
(310) 303-5900
Enumerated
Mar 29, 2021
Record last updated
Nov 25, 2025
Medicare enrollment
Enrolled (PECOS I20251016004439); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 2021
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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8 nearest physical medicine & rehabilitation physician records → All 1,549 in California → Look up another NPI →

Also registered at 4320 Maricopa St

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

  1. Raymond Abagat, FNPFamily Nurse Practitioner1306685821
  2. Saroj Bharatiya, M.D.Internal Medicine Physician1396727319
  3. Jonathan Liang, DOPhysical Medicine & Rehabilitation Physician1477014918
  4. Stephen Siegle, M.D.Internal Medicine Physician1821055302

Verify David Quincey Underhill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A179871    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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David Quincey Underhill among 1,549 physical medicine & rehabilitation physician records in California

David Quincey Underhill 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 not. Its NPI, issued in 2021, is newer than 84% of them.

  • NPI issued2021 · 84% of these records are older, 12% newer
  • In a Medicare fileNo · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2021 · median 2008 among the 786 with a school on file
  • Record last updated2025 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,549 in California → Every provider in Torrance → Physical Medicine & Rehabilitation Physician nationwide →

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

  1. Leah Garren, PTTorrance, CA 905031124958327
  2. Audrey Kohar Shu Yuan, DOTorrance, CA 905031356756118
  3. Jonathan Liang, DOTorrance, CA 905031477014918
  4. Harrison NgoTorrance, CA 905031194491761
  5. Stacey SantosTorrance, CA 905031558908384
  6. Evan Vidal, DOTorrance, CA 905021396360947
  7. Matthew WilsonTorrance, CA 905021699352666
  8. Joy Ambro, R.P.T.Torrance, CA 905051598762452

Common questions

What is David Quincey Underhill's NPI number?

David Quincey Underhill's National Provider Identifier (NPI) is 1962089458, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.

Where is David Quincey Underhill located?

The NPPES record lists a practice address at 4320 Maricopa St, Torrance, CA, 90503. Phone: (310) 303-5900. Providers update this record themselves, so call before visiting.

How can I verify David Quincey Underhill's license?

NPPES lists California license number A179871, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.