NPPES file of Aug 9, 2026

Howard Clayton Mandel, MD

Obstetrics & Gynecology Physician · Los Angeles, CA

Howard Clayton Mandel, MD is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1245237437, issued on Jul 1, 2005. Check the license (California G48481, 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
1245237437
Name
Howard Clayton Mandel
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G48481 CA
Self-reported in NPPES; status is on the state search
Practice location
10309 Santa Monica Blvd, Los Angeles, CA 90025
Phone
(310) 556-1427
Enumerated
Jul 1, 2005
Record last updated
Jan 12, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(310) 282-8567
Medicare enrollment
Enrolled (PECOS I20120302000236); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1981
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 10309 Santa Monica Blvd

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

  1. Shelly Bar, M.D.Pediatric Adolescent Medicine Physician1548518525
  2. Stuart Fischbein, MDObstetrics & Gynecology Physician1063417590
  3. Trisha Roth, M.D.Pediatrics Physician1912042896
  4. Jason Rothbart, MDObstetrics & Gynecology Physician1316944200
  5. Jessica Schneider, M.D.Obstetrics & Gynecology Physician1063419273
  6. Clara SimpsonOrthopedic Physical Therapist1801766472

Verify Howard Clayton Mandel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G48481
    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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3.0 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

494 Medicare Part D claims for 96 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.

  1. Howard Mandel494
  2. Specialty average165

Most prescribed

  1. Duavee110 claims
  2. Estradiol55 claims
  3. Progesterone40 claims
  4. Estradiol (Twice Weekly)38 claims
  5. Bijuva22 claims
  6. Premarin19 claims

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.

Industry payments in 2024: $325.34

15 payments; by number, the most common kind was food and beverage; the largest payer was Mayne Pharma Commercial LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Howard Mandel$325.34
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Hadar H Waldman MD A Professional CorporationLos Angeles, CA

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

Howard Clayton Mandel among 5,088 obstetrics & gynecology physician records in California

Howard Clayton Mandel, MD is one of 5,088 obstetrics & gynecology 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, 95% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1981 · median 2004 among the 2,700 with a school on file
  • Record last updated2012 · 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 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Bruce Edgar, MDLos Angeles, CA 900251336564574
  2. Stuart Fischbein, MDLos Angeles, CA 900251063417590
  3. David Ghozland, MDLos Angeles, CA 900251750375929
  4. Jason Rothbart, MDLos Angeles, CA 900251316944200
  5. Jessica Schneider, M.D.Los Angeles, CA 900251063419273
  6. Hadar Waldman, MDLos Angeles, CA 900251568778124
  7. George Weinberger, MDLos Angeles, CA 900251285630038
  8. Priya Batra, M.D.Los Angeles, CA 900241225355357

Common questions

What is Howard Clayton Mandel, MD's NPI number?

Howard Clayton Mandel, MD's National Provider Identifier (NPI) is 1245237437, issued on Jul 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Howard Clayton Mandel, MD located?

The NPPES record lists a practice address at 10309 Santa Monica Blvd, Los Angeles, CA, 90025. Phone: (310) 556-1427. Providers update this record themselves, so call before visiting.

How can I verify Howard Clayton Mandel, MD's license?

NPPES lists California license number G48481, 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 Howard Clayton Mandel, MD prescribe under Medicare Part D?

In 2024, Howard Clayton Mandel, MD had 494 Medicare Part D claims for 96 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.