Donna Holscher
Family Medicine Physician · Cottonwood, CA
Donna Holscher is a family medicine physician with a practice address in Cottonwood, California, and NPI 1306971148, issued on Feb 22, 2007. Check the license (California G59568, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Donna Holscher
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G59568 CA
Self-reported in NPPES; status is on the state search - Practice location
- 20833 Long Branch Dr, Cottonwood, CA 96022
- Phone
- (530) 347-3418
- Enumerated
- Feb 22, 2007
- Record last updated
- Mar 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid IDs
- RHM53957F CA
GR0089252 CA - Medicare enrollment
- Enrolled (PECOS I20080617000753); may accept Medicare assignment
- Medical or professional school
- Un Of California, Irvine, College Of Medicine, 1985
- Entity
- Type 1 · individual
Also registered at 20833 Long Branch Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Romeo Abaya, M.D.Family Medicine Physician1598053506
- Linette Calvo, MDEmergency Medicine Physician1649366691
- Patricia De Freitas Simplicio AnaniasFamily Medicine Physician1780319327
- Joy Ekezie, MDPediatrics Physician1790347052
- Nicole Iles, FNPFamily Nurse Practitioner1588526958
- Lena Jesrani, MSN, FNP-BCFamily Nurse Practitioner1083934855
Verify Donna Holscher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G59568Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average family medicine physician in 2024
743 Medicare Part D claims for 108 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 18 claims were for opioids.
Most prescribed
- Atorvastatin Calcium60 claims
- Levothyroxine Sodium41 claims
- Lisinopril33 claims
- Amlodipine Besylate28 claims
- Pantoprazole Sodium18 claims
- Gabapentin17 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
- Hill Country Community ClinicRound Mountain, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
5 family medicine physician records list a practice address in Cottonwood
They are 5 of the 49 NPPES records with a practice address in Cottonwood, and 17,133 family medicine physician records in California.
All 5 in Cottonwood → All 17,133 in California → Every provider in Cottonwood →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Donna Holscher's NPI number?
Donna Holscher's National Provider Identifier (NPI) is 1306971148, issued on Feb 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Donna Holscher located?
The NPPES record lists a practice address at 20833 Long Branch Dr, Cottonwood, CA, 96022. Phone: (530) 347-3418. Providers update this record themselves, so call before visiting.
How can I verify Donna Holscher's license?
NPPES lists California license number G59568, 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 Donna Holscher prescribe under Medicare Part D?
In 2024, Donna Holscher had 743 Medicare Part D claims for 108 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.