Charlene Ryan
NPI 1538182795 · Certified Registered Nurse Anesthetist · Grand Blanc, MI
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charlene Ryan is a Certified Registered Nurse Anesthetist provider in Grand Blanc, MI (NPI 1538182795).
Provider details
- NPI number
- 1538182795
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 4704127995 (MI)
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
19 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
- 2006-07-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Charlene Ryan's NPI number?
- Charlene Ryan's National Provider Identifier (NPI) is 1538182795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charlene Ryan's specialty?
- Charlene Ryan is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Charlene Ryan located?
- Charlene Ryan's practice location on file with NPPES is 1 Genesys Pkwy, Grand Blanc, MI 48439-8065.
- What is Charlene Ryan's phone number?
- The practice phone number listed in the NPPES registry for Charlene Ryan is (810) 606-5000.
- Does Charlene Ryan accept Medicare?
- Charlene Ryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charlene Ryan's NPI active?
- Yes — Charlene Ryan's NPI (1538182795) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.