NPPES file of Aug 9, 2026

Clive M. Segil, M.D.

Orthopaedic Surgery Physician · Encino, CA

Clive M. Segil, M.D. is an orthopaedic surgery physician with a practice address in Encino, California, and NPI 1215924808, issued on Sep 29, 2005. Check the license (California A26735, 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
1215924808
Name
Clive M. Segil
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
A26735 CA
Self-reported in NPPES; status is on the state search
Practice location
17777 Ventura Blvd Ste 230, Encino, CA 91316
Phone
(818) 342-5490
Enumerated
Sep 29, 2005
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(818) 342-5412
Medicare enrollment
Enrolled (PECOS I20120118000391); may accept 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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Verify Clive M. Segil in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A26735
    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

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91% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

30 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D.

  1. Clive Segil30
  2. Specialty average346

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.

Clive M. Segil among 2,276 orthopaedic surgery physician records in California

Clive M. Segil, M.D. is one of 2,276 orthopaedic surgery physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1963 · median 2003 among the 1,347 with a school on file
  • Record last updated2018 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in California

There are 2,276 orthopaedic surgery physician records in California.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Keith Brookenthal, MDEncino, CA 913161437118163
  2. Clifford Kahn, M.D.Encino, CA 913161619958626
  3. Jonathan Oheb, MDEncino, CA 913161003132127
  4. Graham Purcell, MDEncino, CA 913161609961382
  5. Daniel Silver, MDEncino, CA 913161083692800
  6. Nosrat Javidan, M.D.Thousand Oaks, CA 913201417911926
  7. Erik Spayde, MDThousand Oaks, CA 913201609818822
  8. Parviz Galdjie, M.D.Santa Clarita, CA 913211578642641

Common questions

What is Clive M. Segil, M.D.'s NPI number?

Clive M. Segil, M.D.'s National Provider Identifier (NPI) is 1215924808, issued on Sep 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Clive M. Segil, M.D. located?

The NPPES record lists a practice address at 17777 Ventura Blvd Ste 230, Encino, CA, 91316. Phone: (818) 342-5490. Providers update this record themselves, so call before visiting.

How can I verify Clive M. Segil, M.D.'s license?

NPPES lists California license number A26735, 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 Clive M. Segil, M.D. prescribe under Medicare Part D?

In 2024, Clive M. Segil, M.D. had 30 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. 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.