Vicki Callahan, MD
Anesthesiology Physician · Greeley, CO
Vicki Callahan, MD is an anesthesiology physician with a practice address in Greeley, Colorado, and NPI 1073669669, issued on Jan 26, 2007. Check the license (Colorado DR-44389, as entered in NPPES) on the Colorado Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Vicki Callahan
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- DR-44389 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1801 16TH Street, Greeley, CO 80631
- Phone
- (970) 810-4969
- Enumerated
- Jan 26, 2007
- Record last updated
- Feb 19, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,202 in Colorado → Look up another NPI →
Also registered at 1801 16TH Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaitlyn SieselCertified Registered Nurse Anesthetist1356899389
- Brad Stevinson, MDEmergency Medicine Physician1992978894
Verify Vicki Callahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR-44389Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Vicki Callahan among 1,202 anesthesiology physician records in Colorado
Vicki Callahan, MD is one of 1,202 anesthesiology physician records with a practice address in Colorado. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 39% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2016 · 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 207L00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in Colorado
There are 1,202 anesthesiology physician records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,202 in Colorado → Every provider in Greeley → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Gregory Campbell, M.D.Greeley, CO 806311598116337
- Owen Dry, MDGreeley, CO 806311437102555
- Mark Faszholz, MDGreeley, CO 806311982683744
- Callana Fox, MDGreeley, CO 806311154857704
- Robert Hagebak, MDGreeley, CO 806311861421430
- Brian Hamberg, DOGreeley, CO 806311750888343
- David Hufnagel, M.D.Greeley, CO 806311982743357
- Jonathan Lord, DOGreeley, CO 806311164471009
Common questions
What is Vicki Callahan, MD's NPI number?
Vicki Callahan, MD's National Provider Identifier (NPI) is 1073669669, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Vicki Callahan, MD located?
The NPPES record lists a practice address at 1801 16TH Street, Greeley, CO, 80631. Phone: (970) 810-4969. Providers update this record themselves, so call before visiting.
How can I verify Vicki Callahan, MD's license?
NPPES lists Colorado license number DR-44389, 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. 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.