NPPES file of Aug 9, 2026

Mark Scheier, MD.

Family Medicine Physician · La Palma, CA

Mark Scheier, MD. is a family medicine physician with a practice address in La Palma, California, and NPI 1073516076, issued on May 23, 2005. Check the license (California A36345, 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
1073516076
Name
Mark Scheier
Credential
MD.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A36345 CA
Self-reported in NPPES; status is on the state search
Practice location
5451 LA Palma Ave, La Palma, CA 90623
Phone
(714) 228-1446
Enumerated
May 23, 2005
Record last updated
Mar 20, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(714) 228-1450
Medicaid ID
00A363450 CA
Medicare enrollment
Enrolled (PECOS I20081110000016); may accept Medicare assignment
Medical or professional school
New York University School Of Medicine, 1978
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 5451 LA Palma Ave

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

  1. Behrooz Ahmadi, M.DSpecialist1437248820
  2. Ruey Chang, P.A.Medical Physician Assistant1699064006
  3. Martin Garcia, M.D.Otolaryngology Physician1356344170
  4. Terrisa HaFamily Medicine Physician1083675516
  5. Gerald Ho, M.D.Rheumatology Physician1205833662
  6. Sarah Hwang, M.D.Rheumatology Physician1588682926

Verify Mark Scheier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A36345
    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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2.3 times the Medicare Part D claims of the average family medicine physician in 2024

8,068 Medicare Part D claims for 267 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Mark Scheier8,068
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium310 claims
  2. Metformin Hcl272 claims
  3. Furosemide270 claims
  4. Levothyroxine Sodium255 claims
  5. Jardiance220 claims
  6. Gabapentin209 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: $922.27

23 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Scheier$922.27
  2. Specialty average$902.55

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

Mark Scheier among 17,133 family medicine physician records in California

Mark Scheier, MD. is one of 17,133 family medicine physician records with a practice address in California. 81% 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, 94% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1978 · median 2005 among the 10,652 with a school on file
  • Record last updated2008 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 family medicine physician records list a practice address in La Palma

They are 17 of the 593 NPPES records with a practice address in La Palma, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Monica Casoliva, MDLa Palma, CA 906231730495110
  2. Terry Chan, MDLa Palma, CA 906231336349216
  3. Suman Chopra, MDLa Palma, CA 906231407968662
  4. Virendra Desai, M.D.La Palma, CA 906231962518357
  5. Tony Do, DOLa Palma, CA 906231942387956
  6. Terrisa HaLa Palma, CA 906231083675516
  7. John Lee, D.OLa Palma, CA 906231962464115
  8. Nasrin Lopa, M.D.La Palma, CA 906231982750014

Common questions

What is Mark Scheier, MD.'s NPI number?

Mark Scheier, MD.'s National Provider Identifier (NPI) is 1073516076, issued on May 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Scheier, MD. located?

The NPPES record lists a practice address at 5451 LA Palma Ave, La Palma, CA, 90623. Phone: (714) 228-1446. Providers update this record themselves, so call before visiting.

How can I verify Mark Scheier, MD.'s license?

NPPES lists California license number A36345, 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 Mark Scheier, MD. prescribe under Medicare Part D?

In 2024, Mark Scheier, MD. had 8,068 Medicare Part D claims for 267 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.