Catherine Ryan, RDN
Registered Dietitian · Grand Junction, CO
Catherine Ryan, RDN is a registered dietitian with a practice address in Grand Junction, Colorado, and NPI 1962013029, issued on Aug 12, 2020. Check the license (Colorado 813743, 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.
- Name
- Catherine Ryan
- Credential
- RDN
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 813743 CO
Self-reported in NPPES; status is on the state search - Practice location
- 436 City View LN, Grand Junction, CO 81507
- Phone
- (970) 270-3531
- Enumerated
- Aug 12, 2020
- Record last updated
- Sep 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 1,391 in Colorado → Look up another NPI →
Verify Catherine Ryan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 813743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Catherine Ryan among 1,391 registered dietitian records in Colorado
Catherine Ryan, RDN is one of 1,391 registered dietitian records with a practice address in Colorado. 5% 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 2020, is newer than 46% of them.
- NPI issued2020 · 46% of these records are older, 46% newer
- In a Medicare fileNo · 5% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2020 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in Colorado
There are 1,391 registered dietitian records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,391 in Colorado → Every provider in Grand Junction → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Amanda Archibald, R.D.Grand Junction, CO 815071639508161
- Emmalene Memmott, RDGrand Junction, CO 815071063201622
- Mara Milligan, RD,CDCESGrand Junction, CO 815071275355570
- Vanessa Carter, R.D.Grand Junction, CO 815061063614519
- Erika Caton, MS, RD, CNSCGrand Junction, CO 815061811531742
- Raymond Jensen, RDGrand Junction, CO 815061821378811
- Fran Jessup, RD, MPH, CDEGrand Junction, CO 815061124527361
- Treva Millard, RDGrand Junction, CO 815061669105276
Common questions
What is Catherine Ryan, RDN's NPI number?
Catherine Ryan, RDN's National Provider Identifier (NPI) is 1962013029, issued on Aug 12, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Ryan, RDN located?
The NPPES record lists a practice address at 436 City View LN, Grand Junction, CO, 81507. Phone: (970) 270-3531. Providers update this record themselves, so call before visiting.
How can I verify Catherine Ryan, RDN's license?
NPPES lists Colorado license number 813743, 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), 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.