Registry data as of Aug 27, 2026

Neil Allen, MD

Specialist · Greeley, CO

Neil Allen, MD is a specialist with a practice address in Greeley, Colorado, and NPI 1841285970, issued on Sep 14, 2005. Check the license (Colorado 25171, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1841285970
Name
Neil Allen
Credential
MD
Primary taxonomy
Specialist 174400000X
License number
25171 CO
Self-reported in NPPES; status is on the state search
Practice location
2410 W 16TH St, Greeley, CO 80634
Phone
(970) 352-6353
Enumerated
Sep 14, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 2410 W 16TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ryan Barmore, M.D.Neurology Physician1962841593
  2. Laurie Berdahl, MDSpecialist1194710392
  3. Reena Dhakal, APNAcute Care Nurse Practitioner1164858445
  4. Paul Hiratzka, MDSpecialist1942295241
  5. Inhyup Kim, M.D.Neurology Physician1659652758
  6. Chloe McCulloch, MDAnesthesiology Physician1306058599

Verify Neil Allen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license 25171
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Colorado license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Specialist providers in Colorado

There are 1,271 specialist records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other specialist records in Colorado

  1. Mack AbernathyAurora, CO1184078180
  2. Moses AbrahaAurora, CO1174903819
  3. Barbara Abrahams, MDAurora, CO1487621918
  4. Marcela Abuid, M.D.Delta, CO1801945613
  5. Gila Ackerman, M.D.Boulder, CO1093884405
  6. Christine Adams, LMTDelta, CO1295260057
  7. Deleashia AdamsDenver, CO1548625049
  8. Jeanne Adams, MTDenver, CO1558400143
  9. Kimberli Adams, B.S., N.C.T.M.B.Westminster, CO1326266057
  10. Lenea AdamsonWestminster, CO1679960603

Common questions

What is Neil Allen, MD's NPI number?

Neil Allen, MD's National Provider Identifier (NPI) is 1841285970, issued on Sep 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Neil Allen, MD located?

The NPPES record lists a practice address at 2410 W 16TH St, Greeley, CO, 80634. Phone: (970) 352-6353. Providers update this record themselves, so call before visiting.

How can I verify Neil Allen, MD's license?

NPPES lists Colorado license number 25171, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.