What is Timothy Overlock's NPI number?

Timothy Overlock's National Provider Identifier (NPI) is 1194722173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Timothy Overlock's specialty?

Timothy Overlock is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Timothy Overlock located?

Timothy Overlock's practice location on file with NPPES is 1002 Texas Blvd, Texarkana, TX 75501-5107.

What is Timothy Overlock's phone number?

The practice phone number listed in the NPPES registry for Timothy Overlock is (903) 794-3701.

Does Timothy Overlock accept Medicare?

Timothy Overlock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Timothy Overlock's NPI active?

Yes — Timothy Overlock's NPI (1194722173) is active in the NPPES registry as of the last update on 2010-03-01.

IndividualActiveAccepts Medicare

Timothy Overlock, M.D.

NPI 1194722173 · Specialist · Texarkana, TX

Timothy Overlock, M.D. is a Specialist provider in Texarkana, TX (NPI 1194722173).

Provider details

NPI number: 1194722173
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: K3372 (TX)

Practice location

1002 Texas Blvd

Ste 201

Texarkana, TX 75501-5107

Phone: (903) 794-3701

Fax: (903) 794-3518

Street-level locationGet directions

More TX providers

Mailing address

1002 Texas Blvd

Texarkana, TX 75501-5107

Specialties & taxonomies

SpecialistPrimary174400000XLicense K3372 (TX)
Other Service Providers

Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(73/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
21 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
1 documented practice location
Medicare service volume (vs. specialty peers)25% of score
751 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	382	$122
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	269	$87
Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439	54	$123
Administration of Influenza Virus VaccineG0008	19	$29
Transitional Care Management Services for Problem of High Complexity99496	14	$241
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Amlodipine Besylate	355	101
Atorvastatin Calcium	278	87
Rosuvastatin Calcium	200	62
Potassium Chloride	174	58
Levothyroxine Sodium	172	51
Metoprolol Succinate	146	45
Gabapentin

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$412 across 23 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2005-07-05
Last updated: 2010-03-01

Frequently asked questions

What is Timothy Overlock's NPI number?: Timothy Overlock's National Provider Identifier (NPI) is 1194722173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Timothy Overlock's specialty?: Timothy Overlock is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
Where is Timothy Overlock located?: Timothy Overlock's practice location on file with NPPES is 1002 Texas Blvd, Texarkana, TX 75501-5107.
What is Timothy Overlock's phone number?: The practice phone number listed in the NPPES registry for Timothy Overlock is (903) 794-3701.
Does Timothy Overlock accept Medicare?: Timothy Overlock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Timothy Overlock's NPI active?: Yes — Timothy Overlock's NPI (1194722173) is active in the NPPES registry as of the last update on 2010-03-01.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	382	$122
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	269	$87
Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439	54	$123
Administration of Influenza Virus VaccineG0008	19	$29
Transitional Care Management Services for Problem of High Complexity99496	14	$241
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215