1. Home
  2. Directory
  3. Colorado
  4. Thornton
  5. Internal Medicine
  6. NPI Profile

NORTH METRO INFECTIOUS DISEASE SPECIALISTS, P.C.
NPI 1851423875
Internal Medicine - Infectious Disease in Thornton, CO

Active since March 12, 2007
9141 GRANT ST, SUITE 235, THORNTON, CO 80229(303) 522-4686(303) 980-0431 Get Directions Write a Review

NPPES record last updated: June 25, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About North Metro Infectious Disease Specialists, P.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NORTH METRO INFECTIOUS DISEASE SPECIALISTS, P.C. (NPI 1851423875) is a healthcare organization registered as an infectious disease in Thornton, Colorado and active in the NPI registry since March 2007. The organization lists Mary Lou Cullinan, Physician, as its authorized official.

NPPES Registry Identity

NPI1851423875
Entity TypeOrganization
Primary Taxonomy207RI0200X
Legal Business NameNORTH METRO INFECTIOUS DISEASE SPECIALISTS, P.C.
Location Address9141 GRANT ST, SUITE 235Thornton, CO 80229-4374
Mailing Address9141 Grant St, Suite 235Thornton, CO 80229-4374 · (303) 522-4686 · Fax (303) 980-0431
Phone(303) 522-4686
Fax(303) 980-0431
Organization SubpartNo
Authorized OfficialMary Lou CullinanPhysician · (303) 522-4686
Enumeration DateMarch 12, 2007
Last NPPES UpdateJune 25, 2008
✔ NPI 1851423875 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in CO · 25375
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
9141 GRANT ST, Thornton, CO 80229
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINA52835CO
Medicaid31482775CO
Medicare PINC803447CO

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

North Metro Infectious Disease Specialists, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to North Metro Infectious Disease Specialists, P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Mary Lou Cullinan, MD
Infectious Disease
NPI 1710041942
9141 GRANT ST SUITE 125
Thornton, CO 80229
(303) 522-4686
✔ PECOS✔ Accepts Medicare0.1 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 North Metro Infectious Disease Specialists, P.C.'s NPI number?

The NPI number for North Metro Infectious Disease Specialists, P.C. is 1851423875. It was assigned to this organization in the NPPES registry on March 12, 2007.

Where is North Metro Infectious Disease Specialists, P.C. located?

North Metro Infectious Disease Specialists, P.C. is located at 9141 Grant St Suite 235, Thornton, CO 80229. The listed phone number is (303) 522-4686.

What is North Metro Infectious Disease Specialists, P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is North Metro Infectious Disease Specialists, P.C. enrolled in Medicare?

Yes. North Metro Infectious Disease Specialists, P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through North Metro Infectious Disease Specialists, P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Infectious Disease) reassigns their Medicare billing to North Metro Infectious Disease Specialists, P.C.. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for North Metro Infectious Disease Specialists, P.C. was last updated on June 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.