Melissa Walker, RN, DNP, AC-PNP
NPI 1013793827 · Pediatric Nurse Practitioner · Washington, DC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Walker, RN, DNP, AC-PNP is a Pediatric Nurse Practitioner provider in Washington, DC (NPI 1013793827).
Provider details
- NPI number
- 1013793827
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, DNP, AC-PNP
- Sex
- Female
- Sole proprietor
- No
- License
- 041454952 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
2 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-09-06
- Last updated
- 2023-10-17
- Certified
- 2023-10-17
Frequently asked questions
- What is Melissa Walker's NPI number?
- Melissa Walker's National Provider Identifier (NPI) is 1013793827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Walker's specialty?
- Melissa Walker is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Walker located?
- Melissa Walker's practice location on file with NPPES is 111 Michigan Ave Nw, Washington, DC 20010-2916.
- What is Melissa Walker's phone number?
- The practice phone number listed in the NPPES registry for Melissa Walker is (888) 884-2327.
- Does Melissa Walker accept Medicare?
- Melissa Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Walker's NPI active?
- Yes — Melissa Walker's NPI (1013793827) is active in the NPPES registry as of the last update on 2023-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.