Michael S. Monnahan, PT
Orthopedic Physical Therapist · Ladera Ranch, CA
Michael S. Monnahan, PT is an orthopedic physical therapist with a practice address in Ladera Ranch, California, and NPI 1447435946, issued on Jan 2, 2008. Check the license (California PT16943, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michael S. Monnahan
- Credential
- PT
- Primary taxonomy
- Orthopedic Physical Therapist 2251X0800X
- License number
- PT16943 CA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Corporate Dr, Ladera Ranch, CA 92694
- Phone
- (949) 218-0790
- Enumerated
- Jan 2, 2008
- Record last updated
- Jun 4, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (949) 218-0791
- Medicare enrollment
- Enrolled (PECOS I20041008000516); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 800 Corporate Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Harold Barkate, DDS, MSDOrthodontics and Dentofacial Orthopedics Dentistry1053642876
- Amy Cox, M.D.Pediatrics Physician1568567527
- Farschid Fatehi, DDSDentist1568470839
- Stephen Harkins, D.C.Chiropractor1164409900
- Avrum Kaufman, DOOtolaryngology Physician1093863722
- James Meeks, DDSOrthodontics and Dentofacial Orthopedics Dentistry1043552920
Verify Michael S. Monnahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PT16943Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- M And M Physical Therapy Inc.Ladera Ranch, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Orthopedic Physical Therapist providers in California
There are 1,641 orthopedic physical therapist records in California.
Other orthopedic physical therapist records in California
- Jordan Abad, DPTTemecula, CA1831790567
- Heather Abbott, DPTLa Canada Flintridge, CA1790102481
- Ereinee AbdelmalekRancho Santa Margarita, CA1467515825
- Daniel Abruzzi, DPTAlbany, CA1194733683
- Alexander Abzug, DPTLos Angeles, CA1659704310
- Andrew Adamian, PT, DPT, MBAEl Cajon, CA1497122873
- Paul Addison, MPT, CSCSLaguna Hills, CA1487829933
- Pamela Aden, P.T.Corte Madera, CA1356523971
- Andrea Adriany, PTSan Diego, CA1437375169
- Jason Agdinaoay, PT, DPTConcord, CA1790396901
Common questions
What is Michael S. Monnahan, PT's NPI number?
Michael S. Monnahan, PT's National Provider Identifier (NPI) is 1447435946, issued on Jan 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Michael S. Monnahan, PT located?
The NPPES record lists a practice address at 800 Corporate Dr, Ladera Ranch, CA, 92694. Phone: (949) 218-0790. Providers update this record themselves, so call before visiting.
How can I verify Michael S. Monnahan, PT's license?
NPPES lists California license number PT16943, 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.