Karen Brown, APRN, AG-PCNP-BC
NPI 1851802201 · Adult Health Nurse Practitioner · Nashville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Brown, APRN, AG-PCNP-BC is a Adult Health Nurse Practitioner provider in Nashville, TN (NPI 1851802201).
Provider details
- NPI number
- 1851802201
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, AG-PCNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- APN23363 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
8 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
63 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 37 | $52 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $79 |
Typical Medicare-allowed amounts for these services range $52–$79 (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
- 2017-10-12
- Last updated
- 2022-03-21
- Certified
- 2022-03-21
Frequently asked questions
- What is Karen Brown's NPI number?
- Karen Brown's National Provider Identifier (NPI) is 1851802201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Brown's specialty?
- Karen Brown is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Brown located?
- Karen Brown's practice location on file with NPPES is 1500 21st Ave S Ste 1506, Nashville, TN 37212-3137.
- What is Karen Brown's phone number?
- The practice phone number listed in the NPPES registry for Karen Brown is (615) 322-7417.
- Does Karen Brown accept Medicare?
- Karen Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Brown's NPI active?
- Yes — Karen Brown's NPI (1851802201) is active in the NPPES registry as of the last update on 2022-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.