NPPES file of Aug 9, 2026

Mary Lee Krinsky, D.O.

Gastroenterology Physician · La Jolla, CA

Mary Lee Krinsky, D.O. is a gastroenterology physician with a practice address in La Jolla, California, and NPI 1588765085, issued on Sep 26, 2006. Check the license (California 20A7425, 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
1588765085
Name
Mary Lee Krinsky
Credential
D.O.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
20A7425 CA
Self-reported in NPPES; status is on the state search
Practice location
9300 Campus Point Dr, La Jolla, CA 92037
Phone
(619) 543-2347
Enumerated
Sep 26, 2006
Record last updated
Oct 20, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(858) 657-7259
Medicare enrollment
Enrolled (PECOS I20101022001300); accepts Medicare assignment
Medical or professional school
College Of Osteo Med Of The Pacific At Pomona, 1991
Telehealth
Offers telehealth (CMS)
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 9300 Campus Point Dr

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

  1. Nadia Abu-Douleh, MSN CNM WHNP-BCAdvanced Practice Midwife1851157937
  2. Alina Adeel, M.DInfectious Disease Physician1831453596
  3. Delissa Ainsworth, PA-CPhysician Assistant1750734893
  4. Danielle Aliano, MDHospitalist Physician1891377842
  5. Emily Allard-Phillips, MDObstetrics & Gynecology Physician1194247635
  6. Joud AlmogatiDiagnostic Radiology Physician1548931983

Verify Mary Lee Krinsky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A7425
    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 gastroenterology physician in 2024

145 Medicare Part D claims for 70 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Mary Krinsky145
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium35 claims
  2. Sod Sulf-Potass Sulf-Mag Sulf21 claims
  3. Ciprofloxacin Hcl16 claims
  4. Famotidine14 claims
  5. Creon12 claims
  6. Omeprazole11 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: $1,720.82

19 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Krinsky$1,720.82
  2. Specialty average$5,015.95

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).

Mary Lee Krinsky among 2,140 gastroenterology physician records in California

Mary Lee Krinsky, D.O. 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 48% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1991 · median 2002 among the 1,538 with a school on file
  • Record last updated2017 · 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. Walter Coyle, M.D.La Jolla, CA 920371609847482
  2. Parviz Foroozan, M.D.La Jolla, CA 920371619943016
  3. Catherine Frenette, M.D.La Jolla, CA 920371417935081
  4. John Kuldau, M.D.La Jolla, CA 920371568442697
  5. Jill Lane, MDLa Jolla, CA 920371083602338
  6. Frank Mayer, M.D.La Jolla, CA 920371598760589
  7. Andrew Mayer, MDLa Jolla, CA 920371215949201
  8. Otto Nebel, M.D.La Jolla, CA 920371851323992

Common questions

What is Mary Lee Krinsky, D.O.'s NPI number?

Mary Lee Krinsky, D.O.'s National Provider Identifier (NPI) is 1588765085, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Lee Krinsky, D.O. located?

The NPPES record lists a practice address at 9300 Campus Point Dr, La Jolla, CA, 92037. Phone: (619) 543-2347. Providers update this record themselves, so call before visiting.

How can I verify Mary Lee Krinsky, D.O.'s license?

NPPES lists California license number 20A7425, 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 Mary Lee Krinsky, D.O. prescribe under Medicare Part D?

In 2024, Mary Lee Krinsky, D.O. had 145 Medicare Part D claims for 70 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.