DR. MARY NORD COOK MD
NPI 1649367798
Psychiatry & Neurology - Child & Adolescent Psychiatry in Greeley, CO
About Dr. Mary Nord Cook Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY NORD COOK MD (NPI 1649367798) is an individual child & adolescent psychiatry provider in Greeley, Colorado, licensed in Colorado (33979) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mary Nord Cook Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mary Cook reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Espanola, NM 87532
- Reassigned Medicare billing, New Mexico enrollment
- Also billed through NPI 1558347708 (New Mexico)
- 2,331 clinicians in this Medicare group
Las Cruces, NM 88012
- Reassigned Medicare billing, New Mexico enrollment
- 30 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREELEY, CO 80634
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Cook's NPI number?
The NPI number for Mary Cook is 1649367798. It was assigned to this individual provider in the NPPES registry on October 9, 2006.
Where is Mary Cook located?
Mary Cook practices at 5890 W 13th St Ste 114, Greeley, CO 80634. The listed phone number is (970) 810-5454.
What is Mary Cook's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.
Is Mary Cook enrolled in Medicare?
Yes. Mary Cook is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Cook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Cook reassigns Medicare benefits to 2 organizations: Presbyterian Healthcare Services (Espanola, NM) and Bhc Mesilla Valley Hospital LLC (Las Cruces, NM). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Cook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mary Cook was last updated on March 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Mary Nord Cook, MD · NPI 1649367798
Child & Adolescent Psychiatry physician in Greeley, Colorado. Individual provider, active in the CMS NPPES registry since October 9, 2006.
## Identity
- **NPI:** 1649367798 (Entity type: Individual)
- **Enumerated:** October 9, 2006
- **Primary specialty:** Psychiatry & Neurology - Child & Adolescent Psychiatry · taxonomy 2084P0804X
- **State license:** 33979 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 5890 W 13TH ST STE 114, Greeley, CO 80634-4821
- **Phone:** (970) 810-5454
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Presbyterian Healthcare Services (NPI 1154307593, Espanola, NM); Bhc Mesilla Valley Hospital LLC (NPI 1841205671, Las Cruces, NM) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 22, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1649367798) · Data from the CMS NPPES public registry.