THERESA MARIE CASTLEMAIN RN, MSN, CNP
NPI 1083983605
Nurse Practitioner - Adult Health in Albuquerque, NM
About Theresa Marie Castlemain Rn, Msn, Cnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THERESA MARIE CASTLEMAIN RN, MSN, CNP (NPI 1083983605) is an individual adult health provider in Albuquerque, New Mexico, licensed in New Mexico (CNP-01619) and active in the NPI registry since December 2011. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Theresa Marie Castlemain Rn, Msn, Cnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Theresa Castlemain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Albuquerque, NM 87109
- Reassigned Medicare billing, New Mexico enrollment
- 36 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 87109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
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 Theresa Castlemain's NPI number?
The NPI number for Theresa Castlemain is 1083983605. It was assigned to this individual provider in the NPPES registry on December 28, 2011.
Where is Theresa Castlemain located?
Theresa Castlemain practices at 7788 Jefferson St NE, Albuquerque, NM 87109. The listed phone number is (505) 999-1600.
What is Theresa Castlemain's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Theresa Castlemain enrolled in Medicare?
Yes. Theresa Castlemain is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Theresa Castlemain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Theresa Castlemain reassigns Medicare benefits to Southwest Gastroenterology Associates (Albuquerque, NM). The 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 Theresa Castlemain'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 Theresa Castlemain was last updated on December 28, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.