Jenifer I. Butler, M.D.
Hospitalist Physician · Santa Cruz, CA
Jenifer I. Butler, M.D. is a hospitalist physician with a practice address in Santa Cruz, California, and NPI 1902950538, issued on Jan 22, 2007. Check the license (California A92881, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jenifer I. Butler
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A92881 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1555 Soquel Drive, Santa Cruz, CA 95065
- Phone
- (831) 475-1111
- Enumerated
- Jan 22, 2007
- Record last updated
- Mar 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (831) 535-1568
- Medicare enrollment
- Enrolled (PECOS I20071001000754); accepts Medicare assignment
- Medical or professional school
- Albert Einstein College Of Medicine Of Yeshiva University, 2004
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 1555 Soquel Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine Kinghorn, MDAnesthesiology Physician1710938568
- Stanislava Matejin, MDFamily Medicine Physician1497594055
- Glenn Robbins, R.PH.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1851636534
- Michael Wahlers, M.D.Anesthesiology Physician1265640940
Verify Jenifer I. Butler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A92881Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sutter Bay Medical FoundationSanta Cruez, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jenifer I. Butler among 3,099 hospitalist physician records in California
Jenifer I. Butler, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.
- NPI issued2007 · 27% of these records are older, 66% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2004 · median 2010 among the 2,505 with a school on file
- Record last updated2021 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Santa Cruz → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- William Cao, MDSanta Cruz, CA 950651932189529
- Cesar Castillo, MDSanta Cruz, CA 950651578735148
- Yolanda Cuadros, MDSanta Cruz, CA 950651619987203
- Richard Hamner, MDSanta Cruz, CA 950651588660401
- Rema Hanna, MDSanta Cruz, CA 950651265571202
- Donaldo Hernandez, M.D.Santa Cruz, CA 950651588644470
- Nhat Hoang, DOSanta Cruz, CA 950651215196480
- Wendi Knapp, M.D.Santa Cruz, CA 950651942238209
Common questions
What is Jenifer I. Butler, M.D.'s NPI number?
Jenifer I. Butler, M.D.'s National Provider Identifier (NPI) is 1902950538, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jenifer I. Butler, M.D. located?
The NPPES record lists a practice address at 1555 Soquel Drive, Santa Cruz, CA, 95065. Phone: (831) 475-1111. Providers update this record themselves, so call before visiting.
How can I verify Jenifer I. Butler, M.D.'s license?
NPPES lists California license number A92881, 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.