NPPES file of Aug 9, 2026

Glenn Thomas Ault, M.D.

Colon & Rectal Surgery Physician · Los Angeles, CA

Glenn Thomas Ault, M.D. is a colon & rectal surgery physician with a practice address in Los Angeles, California, and NPI 1295749802, issued on Jul 28, 2006. Check the license (California A54651, 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
1295749802
Name
Glenn Thomas Ault
Credential
M.D.
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
A54651 CA
Self-reported in NPPES; status is on the state search
Practice location
1450 San Pablo St Ste 6200, Los Angeles, CA 90033
Phone
(323) 865-3690
Enumerated
Jul 28, 2006
Record last updated
Nov 27, 2023
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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8 nearest colon & rectal surgery physician records → All 198 in California → Look up another NPI →

Also registered at 1450 San Pablo St Ste 6200

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

  1. Stuart Abel, M.D.Surgery Physician1750761516
  2. David Armstrong, DPM, PHDPodiatrist1427160902
  3. Jenna Ashton, PA-CPhysician Assistant1306121652
  4. Scott Atay, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1215198379
  5. James Bardes, M.D.Surgical Critical Care Physician1255621397
  6. Zoe Bloom, PA-CPhysician Assistant1548719222

Verify Glenn Thomas Ault in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A54651    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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Industry payments in 2024: $613.61

8 payments; by number, the most common kind was food and beverage; the largest payer was Guard Medical Inc. The 1,524 providers of this specialty with any payment received $3,468.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Glenn Ault$613.61
  2. Specialty average$3,468.16

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

Glenn Thomas Ault among 198 colon & rectal surgery physician records in California

Glenn Thomas Ault, M.D. is one of 198 colon & rectal surgery physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 57% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 75% of these records are
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Colon & Rectal Surgery Physician providers in California

There are 198 colon & rectal surgery physician records in California.

All 198 in California → Every provider in Los Angeles → Colon & Rectal Surgery Physician nationwide →

The 8 colon & rectal surgery physician records with the nearest ZIP codes

  1. Jc Chen, MDLos Angeles, CA 900331710446760
  2. Sarah Choi, M.D.Los Angeles, CA 900331578095162
  3. Kyle Cologne, M.D.Los Angeles, CA 900331164678082
  4. Christine Hsieh, M.D.Los Angeles, CA 900331073804696
  5. Sarah Koller, M.D.Los Angeles, CA 900331285915488
  6. Sang Lee, M.D.Los Angeles, CA 900331386651867
  7. Joongho Shin, MDLos Angeles, CA 900331821389263
  8. Adil Farooqui, MDLos Angeles, CA 900341417016163

Common questions

What is Glenn Thomas Ault, M.D.'s NPI number?

Glenn Thomas Ault, M.D.'s National Provider Identifier (NPI) is 1295749802, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Glenn Thomas Ault, M.D. located?

The NPPES record lists a practice address at 1450 San Pablo St Ste 6200, Los Angeles, CA, 90033. Phone: (323) 865-3690. Providers update this record themselves, so call before visiting.

How can I verify Glenn Thomas Ault, M.D.'s license?

NPPES lists California license number A54651, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.