Cynthia Griffey, AGACNP-BC
NPI 1790170371 · Acute Care Nurse Practitioner · Chattanooga, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Griffey, AGACNP-BC is a Acute Care Nurse Practitioner provider in Chattanooga, TN (NPI 1790170371).
Provider details
- NPI number
- 1790170371
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGACNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN130524 (GA)
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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
174 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 152 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 22 | $95 |
Typical Medicare-allowed amounts for these services range $95–$139 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-01
- Last updated
- 2015-04-01
Frequently asked questions
- What is Cynthia Griffey's NPI number?
- Cynthia Griffey's National Provider Identifier (NPI) is 1790170371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Griffey's specialty?
- Cynthia Griffey is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Griffey located?
- Cynthia Griffey's practice location on file with NPPES is 1800a Rossville Ave, Chattanooga, TN 37408-1912.
- What is Cynthia Griffey's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Griffey is (423) 531-6555.
- Does Cynthia Griffey accept Medicare?
- Cynthia Griffey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Griffey's NPI active?
- Yes — Cynthia Griffey's NPI (1790170371) is active in the NPPES registry as of the last update on 2015-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.