NPPES file of Aug 9, 2026

Michael Paul McTigue, M.D.

Gastroenterology Physician · San Marcos, CA

Michael Paul McTigue, M.D. is a gastroenterology physician with a practice address in San Marcos, California, and NPI 1942444500, issued on Apr 27, 2009. Check the license (California A112738, 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
1942444500
Name
Michael Paul McTigue
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A112738 CA
Self-reported in NPPES; status is on the state search
Practice location
400 Craven RD, San Marcos, CA 92078
Phone
(877) 236-0333
Enumerated
Apr 27, 2009
Record last updated
Dec 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20141105000209); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 2008
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 400 Craven RD

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

  1. Tracy Abrams, R.N.Registered Nurse1073991261
  2. Eric Adiarte, M.D.Obstetrics & Gynecology Physician1902038284
  3. Shreya Aiyar, MDPediatrics Physician1922685981
  4. Najlaa Al-Jibouri, PHARM DPharmacist1447438965
  5. Jennifer Alexander, RCP, RRTPulmonary Function Technologist Certified Respiratory Therapist1023596442
  6. Marisa Alunni, M.D.Obstetrics & Gynecology Physician1710298476

Verify Michael Paul McTigue in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A112738
    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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16% more Medicare Part D claims than the average gastroenterology physician in 2024

937 Medicare Part D claims for 420 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Michael McTigue937
  2. Specialty average811

Most prescribed

  1. Gavilyte-C224 claims
  2. Omeprazole158 claims
  3. Pantoprazole Sodium130 claims
  4. Mesalamine51 claims
  5. Lactulose27 claims
  6. Hydrocortisone24 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupSan Marcos, CA

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

Michael Paul McTigue among 2,140 gastroenterology physician records in California

Michael Paul McTigue, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 69% of them.

  • NPI issued2009 · 69% of these records are older, 28% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2008 · median 2002 among the 1,538 with a school on file
  • Record last updated2021 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Rafael Cuellar, M.D.Vista, CA 920811992863328
  2. Joseph Reddy, M.D.Santee, CA 920711245215391
  3. Ananthram Reddy, M.D.Santee, CA 920711124014923
  4. Tommy Yen, M.D.Santee, CA 920711053421958
  5. Joseph Weiss, M.D.Rancho Santa Fe, CA 920911700979283
  6. Alan Larson, MDPoway, CA 920641396755831
  7. Pradipta Ghosh, M.D.La Jolla, CA 920931073778551
  8. Hellen Chiao, MDOceanside, CA 920561154681435

Common questions

What is Michael Paul McTigue, M.D.'s NPI number?

Michael Paul McTigue, M.D.'s National Provider Identifier (NPI) is 1942444500, issued on Apr 27, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Michael Paul McTigue, M.D. located?

The NPPES record lists a practice address at 400 Craven RD, San Marcos, CA, 92078. Phone: (877) 236-0333. Providers update this record themselves, so call before visiting.

How can I verify Michael Paul McTigue, M.D.'s license?

NPPES lists California license number A112738, 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 Michael Paul McTigue, M.D. prescribe under Medicare Part D?

In 2024, Michael Paul McTigue, M.D. had 937 Medicare Part D claims for 420 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.