NPPES file of Aug 9, 2026

Lars Anker, MD

Neurological Surgery Physician · Orange, CA

Lars Anker, MD is a neurological surgery physician with a practice address in Orange, California, and NPI 1962548537, issued on Jan 30, 2007. Check the license (California A90065, 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
1962548537
Name
Lars Anker
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
A90065 CA
Self-reported in NPPES; status is on the state search
Practice location
1310 W Stewart Dr, Orange, CA 92868
Phone
(714) 835-2724
Enumerated
Jan 30, 2007
Record last updated
Dec 20, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(714) 835-2751
Medicaid ID
00900650 CA
Medicare enrollment
Enrolled (PECOS I20050812000572); 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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Also registered at 1310 W Stewart Dr

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

  1. Jane Abdelhadi, M.D.Internal Medicine Physician1124097100
  2. Allan Akerman, M.D.Obstetrics & Gynecology Physician1396714184
  3. Quincy Almond, M.D.Hospitalist Physician1578573697
  4. Afshin Aminian, M.D.Specialist1609805910
  5. Shawn Beck, M.D.Urology Physician1669661849
  6. Ashish Bhavsar, M.D.Hospitalist Physician1881871754

Verify Lars Anker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A90065
    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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82% fewer Medicare Part D claims than the average neurological surgery physician in 2024

31 Medicare Part D claims for 16 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Lars Anker31
  2. Specialty average172

Most prescribed

  1. Levetiracetam14 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: $723.39

4 payments; by number, the most common kind was food and beverage; the largest payer was Monteris Medical Corporation. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lars Anker$723
  2. Specialty average$14,926

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. Lars Anker MD A Medical CorporationOrange, CA

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

Lars Anker among 929 neurological surgery physician records in California

Lars Anker, MD is one of 929 neurological surgery physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 38% of them.

  • NPI issued2007 · 38% of these records are older, 48% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1994 · median 2005 among the 612 with a school on file
  • Record last updated2017 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in California

There are 929 neurological surgery physician records in California.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Gilbert Cadena, MDOrange, CA 928681760649255
  2. Jefferson Chen, MD PHDOrange, CA 928681992789747
  3. Kiarash Golshani, M.D.Orange, CA 928681992913214
  4. Frank Hsu, M.D.Orange, CA 928681548298417
  5. John A Kusske, MDOrange, CA 928681275601593
  6. Mark Linskey, MDOrange, CA 928681316041908
  7. Michael Muhonen, MDOrange, CA 928681801804810
  8. Bradley Noblett, MDOrange, CA 928681689788507

Common questions

What is Lars Anker, MD's NPI number?

Lars Anker, MD's National Provider Identifier (NPI) is 1962548537, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lars Anker, MD located?

The NPPES record lists a practice address at 1310 W Stewart Dr, Orange, CA, 92868. Phone: (714) 835-2724. Providers update this record themselves, so call before visiting.

How can I verify Lars Anker, MD's license?

NPPES lists California license number A90065, 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 Lars Anker, MD prescribe under Medicare Part D?

In 2024, Lars Anker, MD had 31 Medicare Part D claims for 16 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.