Joseph Ivan Eichenseher, MD
Family Medicine Physician · Santa Rosa, CA
Joseph Ivan Eichenseher, MD is a family medicine physician with a practice address in Santa Rosa, California, and NPI 1164628590, issued on Jun 22, 2007. Check the license (California A105703, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joseph Ivan Eichenseher
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A105703 CA
Self-reported in NPPES; status is on the state search - Practice location
- 751 Lombardi CT, Santa Rosa, CA 95407
- Phone
- (707) 303-3600
- Enumerated
- Jun 22, 2007
- Record last updated
- Dec 10, 2025
- Fax
- (707) 547-2229
- Medicare enrollment
- Enrolled (PECOS I20101117000163); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 751 Lombardi CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Ivan Eichenseher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A105703Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
89 Medicare Part D claims for 78 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Nitrofurantoin Mono-Macro14 claims
- Sulfamethoxazole-Trimethoprim12 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 2 group practices
- Providence Medical FoundationSanta Rosa, CA
- Santa Rosa Community Health CentersSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Ivan Eichenseher among 17,133 family medicine physician records in California
Joseph Ivan Eichenseher, 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2007 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 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).
264 family medicine physician records list a practice address in Santa Rosa
They are 264 of the 6,884 NPPES records with a practice address in Santa Rosa, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Santa Rosa → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Alexis Chaet-Lopez, MDSanta Rosa, CA 954071457928012
- Jennifer Devries, MD, MPHSanta Rosa, CA 954071356961742
- Deborah Donlon, M. D.Santa Rosa, CA 954071184753121
- Simone Easterbrook, DOSanta Rosa, CA 954071194306878
- Kate Feibusch, MDSanta Rosa, CA 954071518108000
- Bruce Heller, MDSanta Rosa, CA 954071932194123
- Julie Kiser, MDSanta Rosa, CA 954071669606505
- Arunima Kohli, MDSanta Rosa, CA 954071316479850
Common questions
What is Joseph Ivan Eichenseher, MD's NPI number?
Joseph Ivan Eichenseher, MD's National Provider Identifier (NPI) is 1164628590, issued on Jun 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Ivan Eichenseher, MD located?
The NPPES record lists a practice address at 751 Lombardi CT, Santa Rosa, CA, 95407. Phone: (707) 303-3600. Providers update this record themselves, so call before visiting.
How can I verify Joseph Ivan Eichenseher, MD's license?
NPPES lists California license number A105703, 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 Joseph Ivan Eichenseher, MD prescribe under Medicare Part D?
In 2024, Joseph Ivan Eichenseher, MD had 89 Medicare Part D claims for 78 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.