IndividualActive
Theresa Heifferon, RN
NPI 1073643839 · Registered Nurse · Littleton, CO
Theresa Heifferon, RN is a Registered Nurse provider in Littleton, CO (NPI 1073643839).
Provider details
- NPI number
- 1073643839
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 124542 (CO)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(89/100 index)
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
1 documented practice location
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
5555 E Arapahoe Rd
Littleton, CO 80122-2312
Phone: (303) 850-6944
Street-level locationGet directions
Mailing address
5453 Fullerton Cir
Highlands Ranch, CO 80130-6626
Registry dates
- Enumerated
- 2007-03-07
- Last updated
- 2008-03-04
Frequently asked questions
- What is Theresa Heifferon's NPI number?
- Theresa Heifferon's National Provider Identifier (NPI) is 1073643839, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Heifferon's specialty?
- Theresa Heifferon is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Theresa Heifferon located?
- Theresa Heifferon's practice location on file with NPPES is 5555 E Arapahoe Rd, Littleton, CO 80122-2312.
- What is Theresa Heifferon's phone number?
- The practice phone number listed in the NPPES registry for Theresa Heifferon is (303) 850-6944.
- Is Theresa Heifferon's NPI active?
- Yes — Theresa Heifferon's NPI (1073643839) is active in the NPPES registry as of the last update on 2008-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.