Ralf Voshtina, DO
Clinical Neurophysiology Physician · Stanford, CA
Ralf Voshtina, DO is a clinical neurophysiology physician with a practice address in Stanford, California, and NPI 1558948281, issued on Mar 27, 2021. Check the license (California 20A24081, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ralf Voshtina
- Credential
- DO
- Primary taxonomy
- Clinical Neurophysiology Physician 2084N0600X
- License numbers
- 20A24081 CA
125.078295 IL
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Mar 27, 2021
- Record last updated
- Jul 2, 2026
- Medicare enrollment
- Enrolled (PECOS I20260501002217); may accept Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 2021
- Entity
- Type 1 · individual
8 nearest clinical neurophysiology physician records → All 71 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ralf Voshtina in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A24081Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average clinical neurophysiology physician in 2024
169 Medicare Part D claims for 42 beneficiaries, against an average of 1,586 among the 319 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Memantine Hcl27 claims
- Atorvastatin Calcium24 claims
- Amlodipine Besylate15 claims
- Levetiracetam11 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.
Ralf Voshtina among 71 clinical neurophysiology physician records in California
Ralf Voshtina, DO is one of 71 clinical neurophysiology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 97% of them.
- NPI issued2021 · 97% of these records are older, 0% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2021 · median 2007 among the 49 with a school on file
- Record last updated2026 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0600X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Neurophysiology Physician providers in California
There are 71 clinical neurophysiology physician records in California.
All 71 in California → Every provider in Stanford → Clinical Neurophysiology Physician nationwide →
The 8 clinical neurophysiology physician records with the nearest ZIP codes
- Helen Bronte-Stewart, MDStanford, CA 943051295786804
- Sungho Cho, MDStanford, CA 943051932152360
- Safwan Jaradeh, MDStanford, CA 943051730130576
- Maya Katz, MDStanford, CA 943051427218304
- James Langston, MDStanford, CA 943051659306371
- Leslie Lee, M.D.Stanford, CA 943051932115219
- Christopher Lock, MDStanford, CA 943051427205061
- Jaime Lopez, MDStanford, CA 943051033288014
Common questions
What is Ralf Voshtina, DO's NPI number?
Ralf Voshtina, DO's National Provider Identifier (NPI) is 1558948281, issued on Mar 27, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Ralf Voshtina, DO located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Ralf Voshtina, DO's license?
NPPES lists California license number 20A24081, 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 Ralf Voshtina, DO prescribe under Medicare Part D?
In 2024, Ralf Voshtina, DO had 169 Medicare Part D claims for 42 beneficiaries; the average among clinical neurophysiology physician prescribers was 1,586. 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.