NPPES file of Aug 9, 2026

Diane Koch, PT

Orthopedic Physical Therapist · Newport Beach, CA

Diane Koch, PT is an orthopedic physical therapist with a practice address in Newport Beach, California, and NPI 1245256148, issued on Jul 14, 2006. Check the license (California PT9997, as entered in NPPES) with the California board that licenses this profession; 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
1245256148
Name
Diane Koch
Credential
PT
Primary taxonomy
Orthopedic Physical Therapist 2251X0800X
License number
PT9997 CA
Self-reported in NPPES; status is on the state search
Practice location
351 Hospital RD, Newport Beach, CA 92663
Phone
(949) 650-3870
Enumerated
Jul 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(949) 650-2544
Medicare enrollment
Enrolled (PECOS I20120201000027); 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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8 nearest orthopedic physical therapist records → All 1,641 in California → Look up another NPI →

Also registered at 351 Hospital RD

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

  1. Lisa Abaid, M.D., M.P.H.Gynecologic Oncology Physician1295943132
  2. Richard Agnew, MD OB GYNObstetrics & Gynecology Physician1629089206
  3. Maryam Alamoutinia, N.P.Obstetrics & Gynecology Nurse Practitioner1194068304
  4. Lisa Bailer, P.A.Physician Assistant1659485886
  5. Martin Bailey, M.D.Plastic Surgery Physician1124062294
  6. John Brown, M.D.Gynecologic Oncology Physician1659313633

Verify Diane Koch 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 PT9997    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

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Diane Koch among 1,641 orthopedic physical therapist records in California

Diane Koch, PT is one of 1,641 orthopedic physical therapist records with a practice address in California. 42% 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 82% newer
  • In a Medicare fileNo · 42% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated1978 · median 2013 among the 703 with a school on file
  • Record last updated2007 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2251X0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopedic Physical Therapist providers in California

There are 1,641 orthopedic physical therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,641 in California → Every provider in Newport Beach → Orthopedic Physical Therapist nationwide →

The 8 orthopedic physical therapist records with the nearest ZIP codes

  1. Mitchelle Giorgi, D.P.T.Newport Beach, CA 926631225495153
  2. Paul YoonNewport Beach, CA 926631700273067
  3. Alyssa Chavez, PT, DPTNewport Beach, CA 926601801686571
  4. Melanie Cornejo, P.T.Newport Beach, CA 926601902114382
  5. Edward Cornejo, PT, MPT, CFMTNewport Beach, CA 926601245470319
  6. Jennifer Flores, PTNewport Beach, CA 926601750324141
  7. Laura Henderson, DPTNewport Beach, CA 926601801264569
  8. Tyson Matsumoto, D.P.T.Newport Beach, CA 926601962837187

Common questions

What is Diane Koch, PT's NPI number?

Diane Koch, PT's National Provider Identifier (NPI) is 1245256148, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Diane Koch, PT located?

The NPPES record lists a practice address at 351 Hospital RD, Newport Beach, CA, 92663. Phone: (949) 650-3870. Providers update this record themselves, so call before visiting.

How can I verify Diane Koch, PT's license?

NPPES lists California license number PT9997, 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. 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.