1. Home
  2. Directory
  3. Tennessee
  4. Johnson City
  5. Pediatrics
  6. NPI Profile

DR. BRITTNEA JEAN ADCOCK D.O.
NPI 1396188546
Pediatrics - Neonatal-Perinatal Medicine in Johnson City, TN

Active since April 08, 2013PECOS Enrolled
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR, JOHNSON CITY, TN 37604(423) 439-7320(423) 439-7343 Get Directions Write a Review

NPPES record last updated: August 1, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 1, 2019, May 24, 2019, Nov 13, 2017 and 1 more (4 updates tracked since 2017).

About Dr. Brittnea Jean Adcock D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. BRITTNEA JEAN ADCOCK D.O. (NPI 1396188546) is an individual neonatal-perinatal medicine provider in Johnson City, Tennessee, licensed in Tennessee (DO3629) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and maintains a secondary practice location in Lexington.

NPPES Registry Identity

NPI1396188546
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameDR. BRITTNEA JEAN ADCOCKCredential: D.O.
Location Address325 N. STATE OF FRANKLIN ROAD, GROUND FLOORJohnson City, TN 37604
Mailing AddressPo Box 699Mountain Home, TN 37684-0699 · (423) 433-6039 · Fax (423) 433-6060
Phone(423) 439-7320
Fax(423) 439-7343
Sole ProprietorNo
Enumeration DateApril 8, 2013
Last NPPES UpdateAugust 1, 20194 updates tracked since enumeration
✔ NPI 1396188546 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
Licenses✔ Licensed in TN · DO3629✔ Licensed in KY · 03944
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
Also ListedHospitalistTaxonomy 208M00000X · License 03944 (KY)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR, Johnson City, TN 37604
Open in Google Maps ↗

Other Names 1

Former Name (1)Brittnea Jean Cartwright

Secondary Practice Location 1

Location 1138 Leader Ave, Room 009aLexington, KY 40508-3215 · Phone (859) 218-3895

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Brittnea Jean Adcock D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Brittnea Adcock reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Chattanooga Hamilton County Hospital Authority
164 mi
Emergency Medicine
128 WHEELERTOWN AVENUE
Pikeville, TN 37367
  • Reassigned Medicare billing, Tennessee enrollment
  • 533 clinicians in this Medicare group
NPI 1023178787 (423) 447-2112
Erlanger Health
185 mi
Internal Medicine
979 E 3RD ST STE A440
Chattanooga, TN 37403
  • Reassigned Medicare billing, Tennessee enrollment
  • 679 clinicians in this Medicare group
NPI 1477256303 (423) 778-2867

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JODI B GAGE M.D.
Pediatrics
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320
TERESA A. BECKER NP
Nurse Practitioner (Neonatal)
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320
ROBERT MATTHEW TOLLIVER PHD
Psychologist
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320
JOSHUA MICHAEL HENRY M.D.
Pediatrics
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320
MRS. STEFANIE P YOON FNP-C
Nurse Practitioner (Family)
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320
VARUN KUMAR
Pediatrics
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320
BRANDI N JOHNSON LMSW
Social Worker (Clinical)
325 N. STATE OF FRANKLIN ROAD, GROUND FLOOR
JOHNSON CITY, TN 37604
Washington County (423) 439-7320

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Brittnea Adcock's NPI number?

The NPI number for Brittnea Adcock is 1396188546. It was assigned to this individual provider in the NPPES registry on April 8, 2013. The provider is also known as Brittnea Jean Cartwright.

Where is Brittnea Adcock located?

Brittnea Adcock practices at 325 N. State Of Franklin Road, Ground Floor, Johnson City, TN 37604. The listed phone number is (423) 439-7320.

What is Brittnea Adcock's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Brittnea Adcock enrolled in Medicare?

Yes. Brittnea Adcock is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Brittnea Adcock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brittnea Adcock reassigns Medicare benefits to 2 organizations: Chattanooga Hamilton County Hospital Authority (Pikeville, TN) and Erlanger Health (Chattanooga, TN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Brittnea Adcock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brittnea Adcock accept?

Health plans from Alliant Health Plans, Inc. and Cigna Healthcare list Brittnea Adcock as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Brittnea Adcock was last updated on August 1, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.