NPPES file of Aug 9, 2026

Ian Clark Glenn, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · San Diego, CA

Ian Clark Glenn, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in San Diego, California, and NPI 1124381595, issued on Jun 20, 2012. Check the license (California A170930, 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
1124381595
Name
Ian Clark Glenn
Credential
M.D.
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
A170930 CA
Self-reported in NPPES; status is on the state search
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(800) 926-8273
Enumerated
Jun 20, 2012
Record last updated
Mar 5, 2024
Fax
(888) 539-8781
Medicare enrollment
Enrolled (PECOS I20230706002741); accepts Medicare assignment
Medical or professional school
Washington University School Of Medicine, 2012
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 200 W Arbor Dr

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

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DNephrology Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify Ian Clark Glenn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A170930
    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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Industry payments in 2024: $2,148.87

18 payments; by number, the most common kind was food and beverage; the largest payer was Artivion, Inc. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ian Glenn$2,148.87
  2. Specialty average$7,828.84

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. Regents OF The University OF CaliforniaSan Diego, CA

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

Ian Clark Glenn among 634 thoracic surgery (cardiothoracic vascular surgery) physician records in California

Ian Clark Glenn, M.D. is one of 634 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 79% of them.

  • NPI issued2012 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2012 · median 1997 among the 408 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in California

There are 634 thoracic surgery (cardiothoracic vascular surgery) physician records in California.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Joelle Coletta, M.D.San Diego, CA 921031447222377
  2. Eugene Golts, M.D.San Diego, CA 921031316000649
  3. James Hemp, M.D.San Diego, CA 921031124006382
  4. Jessica Hudson, M.D., M.SC., B.S.San Diego, CA 921031528321650
  5. Mohammad Islami Manuchehry, MDSan Diego, CA 921031841362241
  6. Stuart Jamieson, MDSan Diego, CA 921031649203415
  7. Jolene Kriett, MDSan Diego, CA 921031699707299
  8. Michael Madani, MDSan Diego, CA 921031518999069

Common questions

What is Ian Clark Glenn, M.D.'s NPI number?

Ian Clark Glenn, M.D.'s National Provider Identifier (NPI) is 1124381595, issued on Jun 20, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Ian Clark Glenn, M.D. located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.

How can I verify Ian Clark Glenn, M.D.'s license?

NPPES lists California license number A170930, 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.

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.