CHELSEA DIANA HAMMOND
NPI 1427924943
Nurse Practitioner - Family in Johnson City, TN
About Chelsea Diana Hammond NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHELSEA DIANA HAMMOND (NPI 1427924943) is an individual family provider in Johnson City, Tennessee, licensed in Tennessee (40000) and active in the NPI registry since October 2025. She is enrolled in Medicare PECOS, is affiliated with Sycamore Shoals Hospital, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Chelsea Diana Hammond is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Chelsea Hammond reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Johnson City, TN 37604
- Reassigned Medicare billing, Tennessee enrollment
- 24 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sycamore Shoals Hospital
Acute Care Hospitals · Elizabethton, TNFranklin Woods Community Hospital
Acute Care Hospitals · Johnson City, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37604 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
JOHNSON CITY, TN 37604
JOHNSON CITY, TN 37604
JOHNSON CITY, TN 37604
JOHNSON CITY, TN 37604
JOHNSON CITY, TN 37604
JOHNSON CITY, TN 37604
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 Chelsea Hammond's NPI number?
The NPI number for Chelsea Hammond is 1427924943. It was assigned to this individual provider in the NPPES registry on October 13, 2025.
Where is Chelsea Hammond located?
Chelsea Hammond practices at 310 N State Of Franklin Rd Ste 202, Johnson City, TN 37604. The listed phone number is (423) 929-7111.
What is Chelsea Hammond's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Chelsea Hammond enrolled in Medicare?
Yes. Chelsea Hammond is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Chelsea Hammond's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chelsea Hammond reassigns Medicare benefits to Gastrointestinal Associates Of Northeast Tennessee, PC (Johnson City, 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 Chelsea Hammond's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Chelsea Hammond accept?
Health plans from BlueCross BlueShield of Tennessee and Cigna Healthcare list Chelsea Hammond 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.
Is Chelsea Hammond affiliated with any hospitals?
According to CMS data, Chelsea Hammond is affiliated with Sycamore Shoals Hospital and Franklin Woods Community Hospital.
When was this NPI record last updated?
The NPPES record for Chelsea Hammond was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.
# Chelsea Diana Hammond · NPI 1427924943
Family physician in Johnson City, Tennessee. Individual provider, active in the CMS NPPES registry since October 13, 2025.
## Identity
- **NPI:** 1427924943 (Entity type: Individual)
- **Enumerated:** October 13, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 40000 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 310 N STATE OF FRANKLIN RD STE 202, Johnson City, TN 37604-6063
- **Phone:** (423) 929-7111
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Gastrointestinal Associates Of Northeast Tennessee, PC (NPI 1578529632, Johnson City, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** October 13, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1427924943) · Data from the CMS NPPES public registry.