NPPES file of Aug 9, 2026

Ted Leslie Tanzer, M.D.

Orthopaedic Surgery Physician · Santa Ana, CA

Ted Leslie Tanzer, M.D. is an orthopaedic surgery physician with a practice address in Santa Ana, California, and NPI 1407902398, issued on Jan 25, 2007. Check the license (California A050487, 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
1407902398
Name
Ted Leslie Tanzer
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
A050487 CA
Self-reported in NPPES; status is on the state search
Practice location
1401 N Tustin Ave, Santa Ana, CA 92705
Phone
(949) 903-1830
Enumerated
Jan 25, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(949) 720-9808
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1401 N Tustin Ave

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

  1. Edward Alexson, M.D.Hematology & Oncology Physician1154363141
  2. Katalin Bassett, MDPsychiatry Physician1205964129
  3. Carmela Borromeo, PTPhysical Therapist1528265402
  4. Sonia CamposMental Health Counselor1679139208
  5. Donald Dinwoodie, M.D.Specialist1114910825
  6. Michael FalcoRegistered Nurse1033438866

Verify Ted Leslie Tanzer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A050487
    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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95% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

16 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Ted Tanzer16
  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.

Ted Leslie Tanzer among 2,276 orthopaedic surgery physician records in California

Ted Leslie Tanzer, 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 2007, is newer than 54% of them.

  • NPI issued2007 · 54% of these records are older, 35% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2007 · 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. Larry Danzig, M.D.Santa Ana, CA 927051932178258
  2. Michael Esposito, M.D.Santa Ana, CA 927051285678755
  3. Ronald Glousman, M.D.Santa Ana, CA 927051104897289
  4. Sheridon GrovesSanta Ana, CA 927051073738712
  5. Arthur Leupold, M.D.Santa Ana, CA 927051538274063
  6. Zan Lewis, M.D.Santa Ana, CA 927051275502478
  7. Steven Ma, M.D.Santa Ana, CA 927051720140494
  8. Howard Marans, M.D.Santa Ana, CA 927051093713513

Common questions

What is Ted Leslie Tanzer, M.D.'s NPI number?

Ted Leslie Tanzer, M.D.'s National Provider Identifier (NPI) is 1407902398, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ted Leslie Tanzer, M.D. located?

The NPPES record lists a practice address at 1401 N Tustin Ave, Santa Ana, CA, 92705. Phone: (949) 903-1830. Providers update this record themselves, so call before visiting.

How can I verify Ted Leslie Tanzer, M.D.'s license?

NPPES lists California license number A050487, 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 Ted Leslie Tanzer, M.D. prescribe under Medicare Part D?

In 2024, Ted Leslie Tanzer, M.D. had 16 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.