Callie Williams, DNP, AGNP-C
NPI 1336022417 · Nurse Practitioner · Towson, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Callie Williams, DNP, AGNP-C is a Nurse Practitioner provider in Towson, MD (NPI 1336022417).
Provider details
- NPI number
- 1336022417
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, AGNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- R242805 (MD)
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
Under 1 yr in 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
- 2025-07-28
- Last updated
- 2026-01-22
- Certified
- 2026-01-22
Frequently asked questions
- What is Callie Williams's NPI number?
- Callie Williams's National Provider Identifier (NPI) is 1336022417, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Callie Williams's specialty?
- Callie Williams is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Callie Williams located?
- Callie Williams's practice location on file with NPPES is 6565 N Charles St, Towson, MD 21204-6800.
- What is Callie Williams's phone number?
- The practice phone number listed in the NPPES registry for Callie Williams is (443) 849-3400.
- Does Callie Williams accept Medicare?
- Callie Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Callie Williams's NPI active?
- Yes — Callie Williams's NPI (1336022417) is active in the NPPES registry as of the last update on 2026-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.