Kathryn Crozier, M.D.
Neurology Physician · Palo Alto, CA
Kathryn Crozier, M.D. is a neurology physician with a practice address in Palo Alto, California, and NPI 1528392610, issued on Sep 23, 2009. Check the license (California A115111, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kathryn Crozier
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- A115111 CA
Self-reported in NPPES; status is on the state search - Practice location
- 795 EL Camino Real, Palo Alto, CA 94301
- Phone
- (650) 321-4121
- Enumerated
- Sep 23, 2009
- Record last updated
- Dec 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141003001897); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 2,339 in California → Look up another NPI →
Also registered at 795 EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hamza AbbasiInternal Medicine Physician1821545484
- Arman Abdalkhani, MDOtolaryngology Physician1356536130
- Sara AbrahamsInternal Medicine Physician1952988354
- Nana Efua Adabie, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1437647732
- Amy Adams, M.D.Dermatology Physician1679643928
- William Adams, DPMFoot & Ankle Surgery Podiatrist1447487830
Verify Kathryn Crozier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A115111Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average neurology physician in 2024
554 Medicare Part D claims for 166 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Carbidopa-Levodopa148 claims
- Levetiracetam73 claims
- Gabapentin58 claims
- Carbidopa-Levodopa Er23 claims
- Lamotrigine18 claims
- Lacosamide17 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
- Permanente Medical Group IncSanta Clara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn Crozier among 2,339 neurology physician records in California
Kathryn Crozier, M.D. is one of 2,339 neurology physician records with a practice address in California. 81% 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 58% of them.
- NPI issued2009 · 58% of these records are older, 39% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2009 · median 2006 among the 1,628 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in California
There are 2,339 neurology physician records in California.
All 2,339 in California → Every provider in Palo Alto → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Norifusa Anegawa, M.D., PH.D.Palo Alto, CA 943011922171099
- Minal Bhanushali, MDPalo Alto, CA 943011265618995
- Adama Frye, M.D.Palo Alto, CA 943011720100506
- David Gershfield, MDPalo Alto, CA 943011033226758
- Ealon Joelson, MDPalo Alto, CA 943011770658841
- Ruby Koshy, M.D.Palo Alto, CA 943011578741369
- Joseph Lacy, MDPalo Alto, CA 943011568570166
- Lakshmi Leishangthem, M.D.Palo Alto, CA 943011952784308
Common questions
What is Kathryn Crozier, M.D.'s NPI number?
Kathryn Crozier, M.D.'s National Provider Identifier (NPI) is 1528392610, issued on Sep 23, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Crozier, M.D. located?
The NPPES record lists a practice address at 795 EL Camino Real, Palo Alto, CA, 94301. Phone: (650) 321-4121. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Crozier, M.D.'s license?
NPPES lists California license number A115111, 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 Kathryn Crozier, M.D. prescribe under Medicare Part D?
In 2024, Kathryn Crozier, M.D. had 554 Medicare Part D claims for 166 beneficiaries; the average among neurology physician prescribers was 1,370. 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.