Stephen Lindsay Viltrakis, M D
Diagnostic Radiology Physician · Fortuna, CA
Stephen Lindsay Viltrakis, M D is a diagnostic radiology physician with a practice address in Fortuna, California, and NPI 1992891295, issued on Oct 5, 2006. Check the license (California G72357, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stephen Lindsay Viltrakis
- Credential
- M D
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- G72357 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3300 Renner Dr., Fortuna, CA 95540
- Phone
- (707) 725-3361
- Enumerated
- Oct 5, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00G723570 CA
- Medicare enrollment
- Enrolled (PECOS I20240823002775); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Verify Stephen Lindsay Viltrakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G72357Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Humboldt Radiology Medical Group,incEureka, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Lindsay Viltrakis among 4,500 diagnostic radiology physician records in California
Stephen Lindsay Viltrakis, M D is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1990 · median 2004 among the 3,130 with a school on file
- Record last updated2007 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 diagnostic radiology physician records list a practice address in Fortuna
They are 4 of the 173 NPPES records with a practice address in Fortuna, and 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in Fortuna → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Gary Baker, M DFortuna, CA 955401275635278
- Francis Cutruzzola, M.D.Fortuna, CA 955401740222645
- William French, M.D.Fortuna, CA 955401003857129
- Wesley Root, MDArcata, CA 955211508829680
- Timothy Dalsaso, MDEureka, CA 955011497737639
- Matthew Fluke, MDEureka, CA 955011184673568
- Richard Greaney, MDEureka, CA 955011528017910
- Dean Holland, MDEureka, CA 955011811946296
Common questions
What is Stephen Lindsay Viltrakis, M D's NPI number?
Stephen Lindsay Viltrakis, M D's National Provider Identifier (NPI) is 1992891295, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Lindsay Viltrakis, M D located?
The NPPES record lists a practice address at 3300 Renner Dr., Fortuna, CA, 95540. Phone: (707) 725-3361. Providers update this record themselves, so call before visiting.
How can I verify Stephen Lindsay Viltrakis, M D's license?
NPPES lists California license number G72357, 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.
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.