Eric Ryan Zacharias, M.D.
Emergency Medicine Physician · Fortuna, CA
Eric Ryan Zacharias, M.D. is an emergency medicine physician with a practice address in Fortuna, California, and NPI 1386793826, issued on Jan 10, 2007. Check the license (California A97963, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Eric Ryan Zacharias
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A97963 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3300 Renner Dr, Fortuna, CA 95540
- Phone
- (707) 725-3611
- Enumerated
- Jan 10, 2007
- Record last updated
- Feb 5, 2024
- Medicare enrollment
- Enrolled (PECOS I20080929000476); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 3300 Renner Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephanie Demara, M.D.Anesthesiology Physician1003841735
- Neal Feuerman, MDAnesthesiology Physician1922090919
Verify Eric Ryan Zacharias in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A97963Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% more Medicare Part D claims than the average emergency medicine physician in 2024
311 Medicare Part D claims for 262 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Nitrofurantoin Mono-Macro43 claims
- Cefuroxime24 claims
- Albuterol Sulfate Hfa20 claims
- Prednisone19 claims
- Amoxicillin14 claims
- Ofloxacin13 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
- Providence Medical FoundationEureka, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric Ryan Zacharias among 7,751 emergency medicine physician records in California
Eric Ryan Zacharias, M.D. is one of 7,751 emergency 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 40% of them.
- NPI issued2007 · 40% of these records are older, 50% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2005 · median 2011 among the 4,560 with a school on file
- Record last updated2024 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 emergency medicine physician records list a practice address in Fortuna
They are 3 of the 173 NPPES records with a practice address in Fortuna, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Fortuna → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Michael Schafle, M.D.Fortuna, CA 955401831262708
- Glenn Siegfried, M.D.Fortuna, CA 955401699737304
- Diane CantrellCrescent City, CA 955311588302392
- Timothy Pangborn, MDCrescent City, CA 955311548286248
- Randall Steffens, DOCrescent City, CA 955311992745079
- Jerry Hughes, M.D.Arcata, CA 955211184896615
- Christopher LeeArcata, CA 955211821032962
- Kevan Long, M.D.Arcata, CA 955211417169269
Common questions
What is Eric Ryan Zacharias, M.D.'s NPI number?
Eric Ryan Zacharias, M.D.'s National Provider Identifier (NPI) is 1386793826, issued on Jan 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Eric Ryan Zacharias, M.D. located?
The NPPES record lists a practice address at 3300 Renner Dr, Fortuna, CA, 95540. Phone: (707) 725-3611. Providers update this record themselves, so call before visiting.
How can I verify Eric Ryan Zacharias, M.D.'s license?
NPPES lists California license number A97963, 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 Eric Ryan Zacharias, M.D. prescribe under Medicare Part D?
In 2024, Eric Ryan Zacharias, M.D. had 311 Medicare Part D claims for 262 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.