Daciana I. Iancu, MD
Internal Medicine Physician · Sebastopol, CA
Daciana I. Iancu, MD is an internal medicine physician with a practice address in Sebastopol, California, and NPI 1265582084, issued on Jan 12, 2007. Check the license (California A70894, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Daciana I. Iancu
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A70894 CA
Self-reported in NPPES; status is on the state search - Practice location
- 632 Petaluma Ave, Sebastopol, CA 95472
- Phone
- (707) 295-3755
- Enumerated
- Jan 12, 2007
- Record last updated
- Jul 17, 2023
- Medicaid ID
- 00A708940 CA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Daciana I. Iancu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A70894Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
48 Medicare Part D claims for 19 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of 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.
Daciana I. Iancu among 17,696 internal medicine physician records in California
Daciana I. Iancu, 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 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2023 · 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).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Sebastopol → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Misty Zelk, M.D.Sebastopol, CA 954721962401463
- David Almond, M.D.Redwood Valley, CA 954701295703833
- John Boyce-Smith, MDSonoma, CA 954761255925590
- S Campbell, MDSonoma, CA 954761053427989
- Guy Delorefice, M.D.Sonoma, CA 954761952426421
- Lawrence Huan, MDSonoma, CA 954761881986206
- Victor Iacovoni, M.D.Sonoma, CA 954761619985348
- Clinton Lane, M.D.Sonoma, CA 954761679564611
Common questions
What is Daciana I. Iancu, MD's NPI number?
Daciana I. Iancu, MD's National Provider Identifier (NPI) is 1265582084, issued on Jan 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Daciana I. Iancu, MD located?
The NPPES record lists a practice address at 632 Petaluma Ave, Sebastopol, CA, 95472. Phone: (707) 295-3755. Providers update this record themselves, so call before visiting.
How can I verify Daciana I. Iancu, MD's license?
NPPES lists California license number A70894, 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 Daciana I. Iancu, MD prescribe under Medicare Part D?
In 2024, Daciana I. Iancu, MD had 48 Medicare Part D claims for 19 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.