NPPES file of Aug 9, 2026

Megan Ashley Callahan, RDN, LDN

Registered Dietitian · Grand Junction, CO

Megan Ashley Callahan, RDN, LDN is a registered dietitian with a practice address in Grand Junction, Colorado, and NPI 1275084782, issued on Oct 19, 2016. Check the license with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275084782
Name
Megan Ashley Callahan
Credential
RDN, LDN
Primary taxonomy
Registered Dietitian 133V00000X
License number
L004969 NC
Self-reported in NPPES; status is on the state search
Practice location
2440 N 11TH St, Grand Junction, CO 81501
Phone
(970) 298-6400
Enumerated
Oct 19, 2016
Record last updated
Mar 24, 2022
Medicare enrollment
Enrolled (PECOS I20220404002143); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2440 N 11TH St

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

  1. Craig Andersen, MDSurgery Physician1164535340
  2. Jordan Campbell, PA-CSurgical Physician Assistant1609410307
  3. Dallin DaviesSurgical Physician Assistant1669915088
  4. Megan Dighero, PA-CSurgical Physician Assistant1356809941
  5. Katherine Donoher, RDObesity and Weight Management Nutrition Registered Dietitian1205505245
  6. Erin GibsonPhysician Assistant1689534810

Verify Megan Ashley Callahan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this professionCheck 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.

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Bills Medicare through one group practice

  1. Intermountain Medical Group Grand Junction, LLCGrand Junction, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Registered Dietitian providers in Colorado

There are 1,391 registered dietitian records in Colorado.

Other registered dietitian records in Colorado

  1. Kirsten AbbottLakewood, CO1336966530
  2. Ana Abbud, RDN, CDCESDenver, CO1336985399
  3. Rebecca Abraham, MS, RDWheat Ridge, CO1124458179
  4. Solveig Adalsteinsdottir, MS, RDNDenver, CO1801654561
  5. Brittany Adelman, MPH, RDNDenver, CO1962175299
  6. Talia Adler, RDDenver, CO1194323766
  7. Rebekah Agard, RDDenver, CO1467061598
  8. Michael Aguilar, RDBroomfield, CO1750118576
  9. Carissa Ah Yo, MS, RDColorado Springs, CO1376936054
  10. Nancy Ahl, RDLittleton, CO1528571569

Common questions

What is Megan Ashley Callahan, RDN, LDN's NPI number?

Megan Ashley Callahan, RDN, LDN's National Provider Identifier (NPI) is 1275084782, issued on Oct 19, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Megan Ashley Callahan, RDN, LDN located?

The NPPES record lists a practice address at 2440 N 11TH St, Grand Junction, CO, 81501. Phone: (970) 298-6400. Providers update this record themselves, so call before visiting.

How can I verify Megan Ashley Callahan, RDN, LDN's license?

Search the Colorado board that licenses this profession; the NPPES record confirms identity 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.