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TIMOTHY P DAO MD
NPI 1174526560
Internal Medicine in Grand Prairie, TX

Active since May 31, 2005PECOS EnrolledAccepts Medicare Assignment
845 DESCO LN, GRAND PRAIRIE, TX 75051(817) 465-4141(855) 862-9350 Get Directions Write a Review

NPPES record last updated: September 10, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 10, 2025, Sep 11, 2019, Feb 22, 2019 (3 updates tracked since 2019).

About Timothy P Dao Md NPPES

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

TIMOTHY P DAO MD (NPI 1174526560) is an individual internal medicine provider in Grand Prairie, Texas, licensed in Texas (K3568) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS, is affiliated with Medical City Arlington, and is a graduate of University Of Texas Medical Branch At Galveston (1995).

NPPES Registry Identity

NPI1174526560
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIMOTHY P DAOCredential: MD
Location Address845 DESCO LNGrand Prairie, TX 75051-1685
Mailing Address845 Desco LnGrand Prairie, TX 75051-1685 · (817) 465-4141 · Fax (855) 862-9350
Phone(817) 465-4141
Fax(855) 862-9350
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 1995
Enumeration DateMay 31, 2005
Last NPPES UpdateSeptember 10, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2025
✔ NPI 1174526560 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · K3568
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
845 DESCO LN, Grand Prairie, TX 75051
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Other Identifiers 1

Medicaid195138601TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Timothy P Dao Md 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 ID2860490752
PECOS Enrollment IDI20080721000571
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.

Areas of Expertise CMS Part B claims 11

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
439 services146 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
366 services139 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
98 services62 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
70 services39 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
40 services27 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
39 services39 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Medical City Arlington

Acute Care Hospitals · Arlington, TX
2/5 CMS rating
OwnershipProprietary
CMS Certification Number450675
Location3301 Matlock RoadArlington, TX 76015 · Tarrant County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75051 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
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 2

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

ARLINGTON PREMIER HEALTH CLINIC PA
Internal Medicine
845 DESCO LN
GRAND PRAIRIE, TX 75051
Dallas County (817) 465-4141
MICHAEL V DAO MD
Family Medicine
845 DESCO LN
GRAND PRAIRIE, TX 75051
Dallas County (817) 465-4141

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 Timothy Dao's NPI number?

The NPI number for Timothy Dao is 1174526560. It was assigned to this individual provider in the NPPES registry on May 31, 2005.

Where is Timothy Dao located?

Timothy Dao practices at 845 Desco Ln, Grand Prairie, TX 75051. The listed phone number is (817) 465-4141.

What is Timothy Dao's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Timothy Dao enrolled in Medicare?

Yes. Timothy Dao 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.

What insurance does Timothy Dao accept?

Health plans from Blue Cross and Blue Shield of Texas list Timothy Dao 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.

Is Timothy Dao affiliated with any hospitals?

According to CMS data, Timothy Dao is affiliated with Medical City Arlington.

When was this NPI record last updated?

The NPPES record for Timothy Dao was last updated on September 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.