Delta D. Ruscheinsky, MD
Family Medicine Physician · Napa, CA
Delta D. Ruscheinsky, MD is a family medicine physician with a practice address in Napa, California, and NPI 1215907233, issued on Jan 23, 2006. Check the license (California C55329, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Delta D. Ruscheinsky
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- C55329 CA
MD24599 OR
Self-reported in NPPES; status is on the state search - Practice location
- 935 Trancas St Ste 1A, Napa, CA 94558
- Phone
- (707) 252-4961
- Enumerated
- Jan 23, 2006
- Record last updated
- Sep 11, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (707) 252-4964
- Medicaid ID
- 277320 OR
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Delta D. Ruscheinsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C55329Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average family medicine physician in 2024
3,505 Medicare Part D claims for 255 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 87 claims were for opioids.
Most prescribed
- Atorvastatin Calcium177 claims
- Rosuvastatin Calcium163 claims
- Amlodipine Besylate142 claims
- Levothyroxine Sodium115 claims
- Lisinopril111 claims
- Losartan Potassium111 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.
Delta D. Ruscheinsky among 17,133 family medicine physician records in California
Delta D. Ruscheinsky, MD is one of 17,133 family medicine 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 family medicine physician records list a practice address in Napa
They are 59 of the 3,583 NPPES records with a practice address in Napa, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Napa → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Aurelio Campos, MDNapa, CA 945581265446280
- Andrea Clarke, MDNapa, CA 945581598734709
- Alexandre De Moraes, M.D.Napa, CA 945581942284831
- Benjamin Jewell, MDNapa, CA 945581134134091
- Federico Leon, M.D.Napa, CA 945581659349173
- Maria Montenegro, M.D.Napa, CA 945581992719199
- Robert Moore, MDNapa, CA 945581538194899
- Michael Novak, MDNapa, CA 945581972501179
Common questions
What is Delta D. Ruscheinsky, MD's NPI number?
Delta D. Ruscheinsky, MD's National Provider Identifier (NPI) is 1215907233, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Delta D. Ruscheinsky, MD located?
The NPPES record lists a practice address at 935 Trancas St Ste 1A, Napa, CA, 94558. Phone: (707) 252-4961. Providers update this record themselves, so call before visiting.
How can I verify Delta D. Ruscheinsky, MD's license?
NPPES lists California license number C55329, 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 Delta D. Ruscheinsky, MD prescribe under Medicare Part D?
In 2024, Delta D. Ruscheinsky, MD had 3,505 Medicare Part D claims for 255 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.