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JENNIFER MATHIS MD
NPI 1548304892
Preventive Medicine - Addiction Medicine in Tahlequah, OK

Active since February 19, 2007PECOS Enrolled
1400 E DOWNING ST, TAHLEQUAH, OK 74464(918) 456-0641 Get Directions Write a Review

NPPES record last updated: May 26, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 26, 2026, Jun 23, 2021, Jul 17, 2019 (3 updates tracked since 2019).

About Jennifer Mathis Md NPPES

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

JENNIFER MATHIS MD (NPI 1548304892) is an individual addiction medicine provider in Tahlequah, Oklahoma, licensed in Oklahoma (25428) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1548304892
Entity TypeIndividualFemale
Primary Taxonomy2083A0300X
Provider Legal NameJENNIFER MATHISCredential: MD
Location Address1400 E DOWNING STTahlequah, OK 74464-3324
Mailing Address1400 E Downing StTahlequah, OK 74464-3324 · (918) 456-0641 · Fax (918) 453-2341
Phone(918) 456-0641
Sole ProprietorNo
Enumeration DateFebruary 19, 2007
Last NPPES UpdateMay 26, 20263 updates tracked since enumeration
NPPES CertifiedMay 26, 2026
✔ NPI 1548304892 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPreventive Medicine · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083A0300X
License✔ Licensed in OK · 25428
Definition
A physician engaged in the subspecialty practice of Addiction Medicine who specializes in the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 54065 (AZ)
Also ListedInternal MedicineTaxonomy 207R00000X · License 25428 (OK)
1400 E DOWNING ST, Tahlequah, OK 74464
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jennifer Mathis Md 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 Reassignments

2

Medicare enrollment records show Jennifer Mathis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northeastern Health System
Same address
General Acute Care Hospital
1400 E DOWNING ST
Tahlequah, OK 74464
  • Reassigned Medicare billing, Oklahoma enrollment
  • 159 clinicians in this Medicare group
NPI 1003865999 (918) 456-0641
Tahlequah Medical Group LLC
Same address
Family Medicine
1400 E DOWNING ST
Tahlequah, OK 74464
  • Reassigned Medicare billing, Oklahoma enrollment
  • 42 clinicians in this Medicare group
NPI 1881960771 (918) 456-0641

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 74464 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
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
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 20

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

NORTHEASTERN HEALTH SYSTEM
General Acute Care Hospital
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
MIDWEST HOSPITALISTS SERVICES PLLC
Hospitalist
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
STUART AUSTIN KOAKAI CANO DO
Student in an Organized Health Care Education/Training Program
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
STEPHAN M YOST PA-C
Physician Assistant (Medical)
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
TAHLEQUAH CITY HOSPITAL
General Practice
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
SETH STEWART SCANTLING
Nurse Anesthetist, Certified Registered
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
ROSS P. TURNER D.O.
Internal Medicine
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 456-0641
DR. STACIE ANN LARMON PHARMD
Pharmacist
1400 E DOWNING ST
TAHLEQUAH, OK 74464
Cherokee County (918) 718-5335

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 Jennifer Mathis's NPI number?

The NPI number for Jennifer Mathis is 1548304892. It was assigned to this individual provider in the NPPES registry on February 19, 2007.

Where is Jennifer Mathis located?

Jennifer Mathis practices at 1400 E Downing St, Tahlequah, OK 74464. The listed phone number is (918) 456-0641.

What is Jennifer Mathis's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Addiction Medicine, with taxonomy code 2083A0300X.

Is Jennifer Mathis enrolled in Medicare?

Yes. Jennifer Mathis is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jennifer Mathis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Mathis reassigns Medicare benefits to 2 organizations: Northeastern Health System (Tahlequah, OK) and Tahlequah Medical Group LLC (Tahlequah, OK). 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 Jennifer Mathis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jennifer Mathis accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Jennifer Mathis 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 Jennifer Mathis was last updated on May 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.