1. Home
  2. Directory
  3. Ohio
  4. Caldwell
  5. Counselor
  6. NPI Profile

TAMMY J STILLION MA, PCC-S, LICDC
NPI 1790754166
Counselor - Professional in Caldwell, OH

Active since March 16, 2006PECOS EnrolledAccepts Medicare Assignment
44020 MARIETTA RD, CALDWELL, OH 43724(740) 732-5233(740) 732-4777 Get Directions Write a Review

NPPES record last updated: July 10, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tammy J Stillion Ma, Pcc-s, Licdc NPPES

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

TAMMY J STILLION MA, PCC-S, LICDC (NPI 1790754166) is an individual professional provider in Caldwell, Ohio, licensed in Ohio (E3825) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1790754166
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameTAMMY J STILLIONCredential: MA, PCC-S, LICDC
Location Address44020 MARIETTA RDCaldwell, OH 43724
Mailing Address2845 Bell StZanesville, OH 43701-1720 · (740) 454-9766 · Fax (740) 588-6452
Phone(740) 732-5233
Fax(740) 732-4777
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateMarch 16, 2006
Last NPPES UpdateJuly 10, 2018
✔ NPI 1790754166 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in OH · E3825
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License LICDC.161637 (OH)
44020 MARIETTA RD, Caldwell, OH 43724
Open in Google Maps ↗

Other Identifiers 7

Other543524000OH · Magellan Pin
Other377001OH · Mount Carmel Pin
Other307825OH · Tricare/mhn Pin
Other7066609OH · Aetna Pin
OtherY03725OH · The Health Plan Pin
Other000000344102OH · Anthem Pin
Medicaid0180823OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Antidote Health Plan of Ohio, Inc., MedMutual.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

Tammy J Stillion Ma, Pcc-s, Licdc 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.

PECOS PAC ID6507216819
PECOS Enrollment IDI20231228003817
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 Tammy Stillion reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Allwell Behavioral Health Services
31 mi
Mental Health (Including Community Mental Health Center)
2845 BELL ST
Zanesville, OH 43701
  • Reassigned Medicare billing, Ohio enrollment
  • 31 clinicians in this Medicare group
NPI 1003883075 (740) 454-9766

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.

DAWN MARIE SANDIDGE
Counselor (Addiction (Substance Use Disorder))
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
DENISE ALMA HARDESTY BA, QMHS
Case Manager/Care Coordinator
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
CARRIE ANN BICKFORD
Case Manager/Care Coordinator
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
SARAH J BATES LPN
Licensed Practical Nurse
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
ROBERTA MCFARLAND
Case Manager/Care Coordinator
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
MRS. CAROLYN MELISSA STOFFER MSW, LISW
Social Worker (Clinical)
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
ROXANN LYNN BRYANT AAS, QMHS
Case Manager/Care Coordinator
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233
SHYLA J EMERY
Case Manager/Care Coordinator
44020 MARIETTA RD
CALDWELL, OH 43724
Noble County (740) 732-5233

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 Tammy Stillion's NPI number?

The NPI number for Tammy Stillion is 1790754166. It was assigned to this individual provider in the NPPES registry on March 16, 2006.

Where is Tammy Stillion located?

Tammy Stillion practices at 44020 Marietta Rd, Caldwell, OH 43724. The listed phone number is (740) 732-5233.

What is Tammy Stillion's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Tammy Stillion enrolled in Medicare?

Yes. Tammy Stillion 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 Tammy Stillion's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Stillion reassigns Medicare benefits to Allwell Behavioral Health Services (Zanesville, OH). 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 Tammy Stillion's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tammy Stillion accept?

Health plans from Antidote Health Plan of Ohio, Inc. and MedMutual list Tammy Stillion 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 Tammy Stillion was last updated on July 10, 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.