NPPES file of Aug 9, 2026

Jeanette Krolikowski, D.O.

Internal Medicine Physician · San Francisco, CA

Jeanette Krolikowski, D.O. is an internal medicine physician with a practice address in San Francisco, California, and NPI 1962471920, issued on Mar 14, 2006. Check the license (California 20A9312, 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
1962471920
Name
Jeanette Krolikowski
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
20A9312 CA
Self-reported in NPPES; status is on the state search
Practice location
1580 Valencia St, San Francisco, CA 94110
Phone
(415) 641-2128
Enumerated
Mar 14, 2006
Record last updated
Aug 9, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(415) 641-6831
Medicare enrollment
Enrolled (PECOS I20040407000226); may accept Medicare assignment
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 1580 Valencia St

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

  1. Rebecca Amirault, CNMAdvanced Practice Midwife1194983627
  2. Desiree Arretz, M.D.Internal Medicine Physician1760409197
  3. Dave Atkin, M.D.Orthopaedic Surgery Physician1174543474
  4. Guadalupe Barragan, F.N.P.Registered Nurse1528084977
  5. Adrian Bartoli, MD, MSPain Medicine (Anesthesiology) Physician1154448256
  6. Emily Beck, C.N.M.Advanced Practice Midwife1558381665

Verify Jeanette Krolikowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A9312
    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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45% more Medicare Part D claims than the average internal medicine physician in 2024

4,604 Medicare Part D claims for 279 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 208 claims were for opioids.

  1. Jeanette Krolikowski4,604
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium286 claims
  2. Levothyroxine Sodium216 claims
  3. Amlodipine Besylate196 claims
  4. Lisinopril194 claims
  5. Omeprazole124 claims
  6. Metformin Hcl121 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: $122.13

1 payment: food and beverage; the largest payer was Organogenesis Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jeanette Krolikowski$122.13
  2. Specialty average$1,303.06

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. Marin Community ClinicSan Rafael, CA

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

Jeanette Krolikowski among 17,696 internal medicine physician records in California

Jeanette Krolikowski, D.O. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2000 · median 2004 among the 11,065 with a school on file
  • Record last updated2010 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,318 internal medicine physician records list a practice address in San Francisco

They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Neal Benowitz, MDSan Francisco, CA 941101538103411
  2. Ann Bolger, MDSan Francisco, CA 941101457395352
  3. Howard Graves, MD PHDSan Francisco, CA 941101427090869
  4. Stephen Hoffman, MDSan Francisco, CA 941101265476147
  5. Daniel Kahler, D.O.San Francisco, CA 941101629019781
  6. John Metcalfe, M.D.San Francisco, CA 941101154399350
  7. Hedda Orkin, MDSan Francisco, CA 941101093753030
  8. Neda Ratanawongsa, MDSan Francisco, CA 941101598769002

Common questions

What is Jeanette Krolikowski, D.O.'s NPI number?

Jeanette Krolikowski, D.O.'s National Provider Identifier (NPI) is 1962471920, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jeanette Krolikowski, D.O. located?

The NPPES record lists a practice address at 1580 Valencia St, San Francisco, CA, 94110. Phone: (415) 641-2128. Providers update this record themselves, so call before visiting.

How can I verify Jeanette Krolikowski, D.O.'s license?

NPPES lists California license number 20A9312, 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 Jeanette Krolikowski, D.O. prescribe under Medicare Part D?

In 2024, Jeanette Krolikowski, D.O. had 4,604 Medicare Part D claims for 279 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.