Mary Lancaster, NP
NPI 1164899845 · Nurse Practitioner · Natchitoches, LA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Lancaster, NP is a Nurse Practitioner provider in Natchitoches, LA (NPI 1164899845).
Provider details
- NPI number
- 1164899845
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- AP08326 (LA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
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
- 2015-08-28
- Last updated
- 2020-10-19
- Certified
- 2020-10-19
Frequently asked questions
- What is Mary Lancaster's NPI number?
- Mary Lancaster's National Provider Identifier (NPI) is 1164899845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lancaster's specialty?
- Mary Lancaster is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Lancaster located?
- Mary Lancaster's practice location on file with NPPES is 1640 Breazeale Springs St, Natchitoches, LA 71457-4278.
- What is Mary Lancaster's phone number?
- The practice phone number listed in the NPPES registry for Mary Lancaster is (318) 352-9299.
- Does Mary Lancaster accept Medicare?
- Mary Lancaster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Lancaster's NPI active?
- Yes — Mary Lancaster's NPI (1164899845) is active in the NPPES registry as of the last update on 2020-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.