NPPES file of Aug 9, 2026

Kelsey Lynn Krigstein, MD

Student in an Organized Health Care Education/Training Program · Vallejo, CA

Kelsey Lynn Krigstein, MD is a student in an organized health care education/training program with a practice address in Vallejo, California, and NPI 1871940940, issued on May 19, 2016. Check the license with the California board that licenses this profession; 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
1871940940
Name
Kelsey Lynn Krigstein
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
975 Sereno Dr, Vallejo, CA 94589
Phone
(707) 651-4071
Enumerated
May 19, 2016
Record last updated
Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210405000537); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2016
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.
Download card Updates feed

Also registered at 975 Sereno Dr

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

  1. Joel Aandahl, NPAdult Health Nurse Practitioner1891423653
  2. Noman Absar, MDCritical Care Medicine (Internal Medicine) Physician1205908951
  3. Anthony Acquaviva, MDUrology Physician1457439283
  4. Jhonnard James Acuna, CRNACertified Registered Nurse Anesthetist1205997327
  5. Omid AfshariPharmacist1184165391
  6. Eesha AftabStudent in an Organized Health Care Education/Training Program1770421687

Verify Kelsey Lynn Krigstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

56% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

82 Medicare Part D claims for 52 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. 72 claims were for opioids.

  1. Kelsey Krigstein82
  2. Specialty average185

Most prescribed

  1. Hydrocodone-Acetaminophen17 claims
  2. Oxycodone Hcl13 claims
  3. Morphine Sulfate Er12 claims
  4. Buprenorphine11 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. Permanente Medical Group IncOakland, CA

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

Kelsey Lynn Krigstein among 40,652 student in an organized health care education/training program records in California

Kelsey Lynn Krigstein, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 13% of them.

  • NPI issued2016 · 13% of these records are older, 85% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2016 · median 2017 among the 2,409 with a school on file
  • Record last updated2021 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

95 student in an organized health care education/training program records list a practice address in Vallejo

They are 95 of the 2,836 NPPES records with a practice address in Vallejo, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Kelsey Goodwin, D.O.Vallejo, CA 945891649628512
  2. Evan HirschbeinVallejo, CA 945891003270646
  3. Joanna IngebritsenVallejo, CA 945891245764539
  4. An-An Jiang, DPMVallejo, CA 945891023462629
  5. Chloe Le Marchand, M.D.Vallejo, CA 945891194172247
  6. Megan Matsumoto, PH.D.Vallejo, CA 945891215481890
  7. Sean NisamVallejo, CA 945891003341777
  8. Elise Nissen, M.D.Vallejo, CA 945891700284312

Common questions

What is Kelsey Lynn Krigstein, MD's NPI number?

Kelsey Lynn Krigstein, MD's National Provider Identifier (NPI) is 1871940940, issued on May 19, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Kelsey Lynn Krigstein, MD located?

The NPPES record lists a practice address at 975 Sereno Dr, Vallejo, CA, 94589. Phone: (707) 651-4071. Providers update this record themselves, so call before visiting.

How can I verify Kelsey Lynn Krigstein, MD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Kelsey Lynn Krigstein, MD prescribe under Medicare Part D?

In 2024, Kelsey Lynn Krigstein, MD had 82 Medicare Part D claims for 52 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.