Gene Edward Tullis, M.D.
Surgical Critical Care Physician · Greeley, CO
Gene Edward Tullis, M.D. is a surgical critical care physician with a practice address in Greeley, Colorado, and NPI 1366422073, issued on Jan 19, 2006. Check the license (Colorado 23142, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gene Edward Tullis
- Credential
- M.D.
- Primary taxonomy
- Surgical Critical Care Physician 2086S0102X
- License number
- 23142 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1801 16TH St, Greeley, CO 80631
- Phone
- (970) 810-2026
- Enumerated
- Jan 19, 2006
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (970) 810-2028
- Medicaid ID
- 01231422 CO
- Medicare enrollment
- Enrolled (PECOS I20040707000219); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest surgical critical care physician records → All 23 in Colorado → Look up another NPI →
Also registered at 1801 16TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Costa AlimonosInternal Medicine Physician1235670712
- Rodger Anders, PA-CPhysician Assistant1710956917
- Renee Anderson, CRNACertified Registered Nurse Anesthetist1457339848
- Adrien Arling, PA-CSurgical Physician Assistant1255907382
- Sydney Aronson, MSPAS, PA-CSurgical Physician Assistant1376000653
- Ronald Baars, PHARMDPharmacist1649252867
Verify Gene Edward Tullis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 23142Check 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
- Banner Health Physicians Colorado LLCGreeley, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gene Edward Tullis among 23 surgical critical care physician records in Colorado
Gene Edward Tullis, M.D. is one of 23 surgical critical care physician records with a practice address in Colorado. 87% 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 0% of them.
- NPI issued2006 · 0% of these records are older, 65% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated1979 · median 2010 among the 19 with a school on file
- Record last updated2018 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0102X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Critical Care Physician providers in Colorado
There are 23 surgical critical care physician records in Colorado.
All 23 in Colorado → Every provider in Greeley → Surgical Critical Care Physician nationwide →
The 8 surgical critical care physician records with the nearest ZIP codes
- Chad Morrison, D.O.Greeley, CO 806311366854978
- Michael Metzler, MDLoveland, CO 805381104895051
- Christian Dennis, MDFort Collins, CO 805281750680484
- Laura Trujillo, M.D.Colorado Springs, CO 809071174900351
- Gregory DayColorado Springs, CO 809091295024370
- Chad Hall, M.D.Colorado Springs, CO 809091457795379
- Abid Khan, M.D.Colorado Springs, CO 809091952622847
- Nathaniel Poulin, M.DColorado Springs, CO 809091497916738
Common questions
What is Gene Edward Tullis, M.D.'s NPI number?
Gene Edward Tullis, M.D.'s National Provider Identifier (NPI) is 1366422073, issued on Jan 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gene Edward Tullis, M.D. located?
The NPPES record lists a practice address at 1801 16TH St, Greeley, CO, 80631. Phone: (970) 810-2026. Providers update this record themselves, so call before visiting.
How can I verify Gene Edward Tullis, M.D.'s license?
NPPES lists Colorado license number 23142, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. 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.