MARTHA DENISE SILMON
NPI 1922273663
Nurse Anesthetist, Certified Registered in Kingsport, TN
About Martha Denise Silmon NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARTHA DENISE SILMON (NPI 1922273663) is an individual nurse anesthetist, certified registered in Kingsport, Tennessee, licensed in Tennessee (13714) and active in the NPI registry since April 2008. She is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Martha Denise Silmon 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 Reassignments
5Medicare enrollment records show Martha Silmon reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kingsport, TN 37660
- Reassigned Medicare billing, Tennessee enrollment
- 861 clinicians in this Medicare group
Bristol, TN 37620
- Reassigned Medicare billing, Tennessee enrollment
- 31 clinicians in this Medicare group
Knoxville, TN 37916
- Reassigned Medicare billing, Tennessee enrollment
- Medicare enrollment name: American Anesthesiology Of Tennessee PC
- 959 clinicians in this Medicare group
Knoxville, TN 37920
- Reassigned Medicare billing, Tennessee enrollment
- 208 clinicians in this Medicare group
Richardson, TX 75082
- Reassigned Medicare billing, Tennessee enrollment
- 166 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37660 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KINGSPORT, TN 37660
KINGSPORT, TN 37660
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 Martha Silmon's NPI number?
The NPI number for Martha Silmon is 1922273663. It was assigned to this individual provider in the NPPES registry on April 24, 2008.
Where is Martha Silmon located?
Martha Silmon practices at 130 W Ravine Rd, Kingsport, TN 37660. The listed phone number is (423) 224-4000.
What is Martha Silmon's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Martha Silmon enrolled in Medicare?
Yes. Martha Silmon 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 organizations bill Medicare for Martha Silmon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Martha Silmon reassigns Medicare benefits to 5 organizations: Wellmont Medical Associates, Inc. (Kingsport, TN), Advanced Anesthesia Solutions Inc. (Bristol, TN), American Anesthesiology Of Tennessee, P.C. (Knoxville, TN), University Anesthesiologists, PLLC (Knoxville, TN) and Medstream Anesthesia PLLC (Richardson, TX). 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 Martha Silmon'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 Martha Silmon was last updated on April 22, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Martha Denise Silmon · NPI 1922273663
Nurse Anesthetist, Certified Registered physician in Kingsport, Tennessee. Individual provider, active in the CMS NPPES registry since April 24, 2008.
## Identity
- **NPI:** 1922273663 (Entity type: Individual)
- **Enumerated:** April 24, 2008
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 13714 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 130 W RAVINE RD, Kingsport, TN 37660-3837
- **Phone:** (423) 224-4000 · **Fax:** (423) 224-4746
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Wellmont Medical Associates, Inc. (NPI 1598124398, Kingsport, TN); Advanced Anesthesia Solutions Inc. (NPI 1164772109, Bristol, TN); American Anesthesiology Of Tennessee, P.C. (NPI 1245279777, Knoxville, TN); University Anesthesiologists, PLLC (NPI 1073619466, Knoxville, TN); Medstream Anesthesia PLLC (NPI 1649616160, Richardson, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** April 22, 2014
- **Other identifiers:** Medicare PIN 103I433988 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1922273663) · Data from the CMS NPPES public registry.