Mary Therese Callens, CRNP
NPI 1790028975 · Family Nurse Practitioner · Birmingham, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Therese Callens, CRNP is a Family Nurse Practitioner provider in Birmingham, AL (NPI 1790028975).
Provider details
- NPI number
- 1790028975
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- 1-096719 (AL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 619 19th St SBirmingham, AL 35233-1900Phone: (205) 960-9930
- 619 19th St SBirmingham, AL 35233-1900Phone: (205) 960-9930
Registry dates
- Enumerated
- 2013-04-05
- Last updated
- 2023-06-28
Frequently asked questions
- What is Mary Therese Callens's NPI number?
- Mary Therese Callens's National Provider Identifier (NPI) is 1790028975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Therese Callens's specialty?
- Mary Therese Callens is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Therese Callens located?
- Mary Therese Callens's practice location on file with NPPES is 176 7fl Rm 7301f, Birmingham, AL 35249-7404.
- What is Mary Therese Callens's phone number?
- The practice phone number listed in the NPPES registry for Mary Therese Callens is (205) 975-5595.
- Does Mary Therese Callens accept Medicare?
- Mary Therese Callens is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Therese Callens's NPI active?
- Yes — Mary Therese Callens's NPI (1790028975) is active in the NPPES registry as of the last update on 2023-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.