NPPES file of Aug 9, 2026

John Paul Guzman, PT, DPT

Physical Therapist · Oakland, CA

John Paul Guzman, PT, DPT is a physical therapist with a practice address in Oakland, California, and NPI 1902418205, issued on Aug 18, 2020. Check the license (California 298717, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1902418205
Name
John Paul Guzman
Credential
PT, DPT
Primary taxonomy
Physical Therapist 225100000X
License number
298717 CA
Self-reported in NPPES; status is on the state search
Practice location
2220 Mountain Blvd Ste 120, Oakland, CA 94611
Phone
(510) 900-0145
Enumerated
Aug 18, 2020
Record last updated
Jan 17, 2026
Medicare enrollment
Enrolled (PECOS I20200911001311); accepts Medicare assignment
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 2220 Mountain Blvd Ste 120

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

  1. Nicholas DuenasPhysical Therapist1356115265
  2. Jasmine Sandhu, DPTPhysical Therapist1457149932

Verify John Paul Guzman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 298717
    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
Find 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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Bills Medicare through one group practice

  1. Sports And Orthopedic Leaders Physical Therapy IncOakland, CA

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

John Paul Guzman among 22,531 physical therapist records in California

John Paul Guzman, PT, DPT is one of 22,531 physical therapist records with a practice address in California. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 69% of them.

  • NPI issued2020 · 69% of these records are older, 27% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileYes · 34% of these records are
  • Graduated2020 · median 2017 among the 7,751 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

323 physical therapist records list a practice address in Oakland

They are 323 of the 18,558 NPPES records with a practice address in Oakland, and 22,531 physical therapist records in California.

The 8 physical therapist records with the nearest ZIP codes

  1. Christine Castillo, PTOakland, CA 946111124195888
  2. Christina Chin, PTOakland, CA 946111093734329
  3. Wayne Diamond, PTOakland, CA 946111831266022
  4. Barbara Dicostanzo, PTOakland, CA 946111811062276
  5. Christine Ernst, MSPTOakland, CA 946111114946878
  6. Kim Kvarda, PTOakland, CA 946111386710952
  7. Brent Loo, PTOakland, CA 946111053487728
  8. Donna Matsunaga, PTOakland, CA 946111427123256

Common questions

What is John Paul Guzman, PT, DPT's NPI number?

John Paul Guzman, PT, DPT's National Provider Identifier (NPI) is 1902418205, issued on Aug 18, 2020. An NPI identifies a provider in billing; it is not a license.

Where is John Paul Guzman, PT, DPT located?

The NPPES record lists a practice address at 2220 Mountain Blvd Ste 120, Oakland, CA, 94611. Phone: (510) 900-0145. Providers update this record themselves, so call before visiting.

How can I verify John Paul Guzman, PT, DPT's license?

NPPES lists California license number 298717, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.