TIFFANI LAWSON SIMS MA
NPI 1962980557
Counselor - Mental Health in Chattanooga, TN
About Tiffani Lawson Sims Ma NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TIFFANI LAWSON SIMS MA (NPI 1962980557) is an individual mental health provider in Chattanooga, Tennessee and active in the NPI registry since August 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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
Tiffani Lawson Sims Ma 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 Tiffani Sims reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Nashville, TN 37217
- Reassigned Medicare billing, Tennessee enrollment
- 181 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.
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.
CHATTANOOGA, TN 37421
CHATTANOOGA, TN 37421
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 Tiffani Sims's NPI number?
The NPI number for Tiffani Sims is 1962980557. It was assigned to this individual provider in the NPPES registry on August 6, 2018. The provider is also known as Tiffani Annette Lawson Ma.
Where is Tiffani Sims located?
Tiffani Sims practices at 6110 Shallowford Rd Ste B, Chattanooga, TN 37421. The listed phone number is (423) 499-1031.
What is Tiffani Sims's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Tiffani Sims enrolled in Medicare?
Yes. Tiffani Sims 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 Tiffani Sims's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tiffani Sims reassigns Medicare benefits to Centerstone Of Tennessee, Inc. (Nashville, 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 Tiffani Sims's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tiffani Sims accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 2 other insurers list Tiffani Sims 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 Tiffani Sims was last updated on August 6, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Tiffani Lawson Sims, MA · NPI 1962980557
Mental Health provider in Chattanooga, Tennessee. Individual provider, active in the CMS NPPES registry since August 6, 2018.
## Identity
- **NPI:** 1962980557 (Entity type: Individual)
- **Enumerated:** August 6, 2018
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **Sole proprietor:** No
## Practice location
- **Address:** 6110 SHALLOWFORD RD STE B, Chattanooga, TN 37421-1894
- **Phone:** (423) 499-1031
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Centerstone Of Tennessee, Inc. (NPI 1396767430, Nashville, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 6, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1962980557) · Data from the CMS NPPES public registry.