Leah Callahan, LPC
NPI 1891155966 · Mental Health Counselor · Tulsa, OK
Leah Callahan, LPC is a Mental Health Counselor provider in Tulsa, OK (NPI 1891155966).
Provider details
- NPI number
- 1891155966
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 11254 (OK)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
Mailing address
Registry dates
- Enumerated
- 2016-03-02
- Last updated
- 2026-02-23
- Certified
- 2026-02-23
Frequently asked questions
- What is Leah Callahan's NPI number?
- Leah Callahan's National Provider Identifier (NPI) is 1891155966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Callahan's specialty?
- Leah Callahan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Leah Callahan located?
- Leah Callahan's practice location on file with NPPES is 5200 S Yale Ave Ste 200, Tulsa, OK 74135-7486.
- What is Leah Callahan's phone number?
- The practice phone number listed in the NPPES registry for Leah Callahan is (206) 619-0221.
- Is Leah Callahan's NPI active?
- Yes — Leah Callahan's NPI (1891155966) is active in the NPPES registry as of the last update on 2026-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.