Robert Pace, MD
NPI 1861404220 · Allergy & Immunology (Internal Medicine) Physician · Longmont, CO
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Pace, MD is a Allergy & Immunology (Internal Medicine) Physician provider in Longmont, CO (NPI 1861404220).
Provider details
- NPI number
- 1861404220
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 22742 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 3260 E 104th AveThornton, CO 80233-4406Phone: (303) 224-4700Fax: (303) 452-4392
Registry dates
- Enumerated
- 2006-08-13
- Last updated
- 2019-11-01
Frequently asked questions
- What is Robert Pace's NPI number?
- Robert Pace's National Provider Identifier (NPI) is 1861404220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Pace's specialty?
- Robert Pace is listed in the NPPES registry with a primary specialty of Allergy & Immunology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Pace located?
- Robert Pace's practice location on file with NPPES is 1551 Professional Ln Unit 170, Longmont, CO 80501.
- What is Robert Pace's phone number?
- The practice phone number listed in the NPPES registry for Robert Pace is (303) 776-0868.
- Does Robert Pace accept Medicare?
- Robert Pace is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Pace's NPI active?
- Yes — Robert Pace's NPI (1861404220) is active in the NPPES registry as of the last update on 2019-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.