Ryan Stack, AGACNP-BC
NPI 1013634419 · Acute Care Nurse Practitioner · Mobile, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Stack, AGACNP-BC is a Acute Care Nurse Practitioner provider in Mobile, AL (NPI 1013634419).
Provider details
- NPI number
- 1013634419
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGACNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1-181242 (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
3 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
- 2022-10-26
- Last updated
- 2026-06-04
- Certified
- 2026-06-04
Frequently asked questions
- What is Ryan Stack's NPI number?
- Ryan Stack's National Provider Identifier (NPI) is 1013634419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Stack's specialty?
- Ryan Stack is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ryan Stack located?
- Ryan Stack's practice location on file with NPPES is 101 Memorial Hospital Dr Ste 200, Mobile, AL 36608-1787.
- What is Ryan Stack's phone number?
- The practice phone number listed in the NPPES registry for Ryan Stack is (251) 414-5900.
- Does Ryan Stack accept Medicare?
- Ryan Stack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Stack's NPI active?
- Yes — Ryan Stack's NPI (1013634419) is active in the NPPES registry as of the last update on 2026-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.