Mihaela M. Hasse, MD
Internal Medicine Physician · Auburn, CA
Mihaela M. Hasse, MD is an internal medicine physician with a practice address in Auburn, California, and NPI 1073624201, issued on Aug 31, 2006. Check the license (California A51426, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mihaela M. Hasse
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- A51426 CA
A051426 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11670 Atwood Road, Auburn, CA 95603
- Phone
- (530) 889-8336
- Enumerated
- Aug 31, 2006
- Record last updated
- Dec 16, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 00A514260 CA
- Medicare enrollment
- Enrolled (PECOS I20090815000025); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 11670 Atwood Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mihaela M. Hasse in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A51426Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,781 Medicare Part D claims for 145 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium120 claims
- Atorvastatin Calcium109 claims
- Amlodipine Besylate85 claims
- Lisinopril75 claims
- Omeprazole69 claims
- Losartan Potassium53 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
- Newstart Medical Group IncWeimar, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mihaela M. Hasse among 17,696 internal medicine physician records in California
Mihaela M. Hasse, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1985 · median 2004 among the 11,065 with a school on file
- Record last updated2019 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 internal medicine physician records list a practice address in Auburn
They are 31 of the 1,392 NPPES records with a practice address in Auburn, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Auburn → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kristin Ashley, M.D.Auburn, CA 956031437160298
- Guadalupe Avila-Kirwan, MDAuburn, CA 956031306821566
- William Brady, MDAuburn, CA 956031790710002
- David Chihorek, MDAuburn, CA 956031578554226
- James Drennan, M.D.Auburn, CA 956031275518177
- Geralyn Flaig, M.D.Auburn, CA 956031992037253
- Apeet Hundal, MDAuburn, CA 956031134158926
- Lars Jakobsen, M.D.Auburn, CA 956031417933110
Common questions
What is Mihaela M. Hasse, MD's NPI number?
Mihaela M. Hasse, MD's National Provider Identifier (NPI) is 1073624201, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mihaela M. Hasse, MD located?
The NPPES record lists a practice address at 11670 Atwood Road, Auburn, CA, 95603. Phone: (530) 889-8336. Providers update this record themselves, so call before visiting.
How can I verify Mihaela M. Hasse, MD's license?
NPPES lists California license number A51426, 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 Mihaela M. Hasse, MD prescribe under Medicare Part D?
In 2024, Mihaela M. Hasse, MD had 1,781 Medicare Part D claims for 145 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.