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DR. TIMOTHY T TANG MD
NPI 1093805046
Internal Medicine in Houston, TX

Active since October 13, 2006PECOS EnrolledCLIA 45D1080829 · Waiver
17531 FM 529 RD #100, HOUSTON, TX 77095(281) 858-4888(281) 858-4846 Get Directions Write a Review

NPPES record last updated: July 21, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 21, 2021, Jan 12, 2018 (2 updates tracked since 2018).

About Dr. Timothy T Tang Md NPPES

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

DR. TIMOTHY T TANG MD (NPI 1093805046) is an individual internal medicine provider in Houston, Texas, licensed in Texas (J5204) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through March 2, 2028, and is a graduate of University Of Texas Medical Branch At Galveston (1992).

NPPES Registry Identity

NPI1093805046
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. TIMOTHY T TANGCredential: MD
Location Address17531 FM 529 RD #100Houston, TX 77095
Mailing AddressPo Box 841636Houston, TX 77284-1636 · (281) 858-4888 · Fax (281) 858-4846
Phone(281) 858-4888
Fax(281) 858-4846
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 1992
Enumeration DateOctober 13, 2006
Last NPPES UpdateJuly 21, 20212 updates tracked since enumeration
NPPES CertifiedJuly 21, 2021
✔ NPI 1093805046 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 · J5204
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.

Other Identifiers 2

Other8K4659TX · Medicare Individual Ptan
Medicaid096301901TX

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Timothy T Tang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID941387567
PECOS Enrollment IDI20080407000711
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 Timothy Tang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Timothy T Tang MD PA
Internal Medicine
17531 FM 529, SUITE 100
Houston, TX 77095
  • Reassigned Medicare billing, Texas enrollment
NPI 1437227527 (281) 858-4888

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D1080829

Timothy T Tang MD PA · Houston, TX
Active · expires Mar 2, 2028
CLIA Number45D1080829
Laboratory TypePhysician Office
Certificate Effective DateMarch 3, 2026
Certificate Expiration DateMarch 2, 2028
Laboratory DirectorTimothy T. Tang
Laboratory Phone(281) 858-4888
Laboratory LocationTimothy T Tang MD PA17531 Fm529 Suite 100, Houston, TX 77095
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 4

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.

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.
181 services88 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
155 services85 patients
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.
150 services66 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.
40 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77095 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
2 suppliers16 claims16 services$184.75 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Tang's NPI number?

The NPI number for Timothy Tang is 1093805046. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Where is Timothy Tang located?

Timothy Tang practices at 17531 Fm 529 Rd #100, Houston, TX 77095. The listed phone number is (281) 858-4888.

What is Timothy Tang's specialty?

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

Is Timothy Tang enrolled in Medicare?

Yes. Timothy Tang is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Timothy Tang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Tang reassigns Medicare benefits to Timothy T Tang MD PA (Houston, TX). 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 Timothy Tang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Does Timothy Tang hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D1080829) is associated with this NPI, valid through March 2, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Timothy Tang accept?

Health plans from Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and UnitedHealthcare list Timothy Tang 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 Timothy Tang was last updated on July 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.