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MRS. MARY BETH STILL APN
NPI 1760417943
Nurse Practitioner in Johnson City, TN

Active since July 12, 2006PECOS Enrolled
219 PRINCETON ROAD, WASHINGTON COUNTY HEALTH DEPARTMENT, JOHNSON CITY, TN 37601(423) 975-2200(423) 975-2210 Get Directions Write a Review

NPPES record last updated: March 20, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 20, 2019, Aug 29, 2016 (2 updates tracked since 2016).

About Mrs. Mary Beth Still Apn NPPES

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

MRS. MARY BETH STILL APN (NPI 1760417943) is an individual nurse practitioner in Johnson City, Tennessee, licensed in Tennessee (7606) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1760417943
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. MARY BETH STILLCredential: APN
Location Address219 PRINCETON ROAD, WASHINGTON COUNTY HEALTH DEPARTMENTJohnson City, TN 37601
Mailing Address219 Princeton Road, Washington County Health DepartmentJohnson City, TN 37601 · (423) 975-2200 · Fax (423) 975-2210
Phone(423) 975-2200
Fax(423) 975-2210
Sole ProprietorNo
Enumeration DateJuly 12, 2006
Last NPPES UpdateMarch 20, 20192 updates tracked since enumeration
✔ NPI 1760417943 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in TN · 7606
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
219 PRINCETON ROAD, Johnson City, TN 37601
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Other Identifiers 1

Other4259820TN · Bluecross Blueshield Of Tn

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Mary Beth Still Apn 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 Reassignment

Medicare enrollment records show Mary Still reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Blue Ridge Neuroscience Center, P.C.
15 mi
Specialist
2 SHERIDAN SQ, STE 200
Kingsport, TN 37660
  • Reassigned Medicare billing, Tennessee enrollment
  • 5 clinicians in this Medicare group
NPI 1871502880 (423) 392-2887

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

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

MS. OLIVIA NICOLE GANNON DDS
Dentist (General Practice)
219 PRINCETON ROAD
JOHNSON CITY, TN 37601
Washington County (423) 975-2200
DR. CLAY ARLEN RENFRO MD
Family Medicine
219 PRINCETON ROAD
JOHNSON CITY, TN 37601
Washington County (423) 975-2200

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 Mary Still's NPI number?

The NPI number for Mary Still is 1760417943. It was assigned to this individual provider in the NPPES registry on July 12, 2006.

Where is Mary Still located?

Mary Still practices at 219 Princeton Road Washington County Health Department, Johnson City, TN 37601. The listed phone number is (423) 975-2200.

What is Mary Still's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Mary Still enrolled in Medicare?

Yes. Mary Still is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mary Still's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Still reassigns Medicare benefits to Blue Ridge Neuroscience Center, P.C. (Kingsport, TN). The 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 Mary Still's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mary Still was last updated on March 20, 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.