TIM T. ISSAC M.D. – NPI #1013116805
Internal Medicine

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Health Care Provider Taxonomy Code for Internal Medicine

TIM ISSAC is a physician located in DALLAS, TX. NPPES has assigned the NPI number 1013116805 to TIM ISSAC on July 12, 2007. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 207RC0000X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Cardiovascular Disease

The NPI profile was last updated on Apr 09, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for TIM ISSAC below.

NPI Profile for
TIM T. ISSAC

NPI Number
1013116805
Enumeration Date

(about 19 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
TIM T. ISSAC
Credentials
M.D.
Primary location
3650 W WHEATLAND RD STE C
DALLAS, TX 75237-4409
Phone: (469) 513-2666 Fax: (469) 513-2667
1 Other location(s):
1018 E Wheatland Rd
Duncanville, TX 75116-4914
Phone: (469) 513-2666
Fax: (469) 513-2667
Mailing address
8144 WALNUT HILL LN
STE 450
DALLAS, TX 75231-4388
Phone: (469) 513-2666 Fax: (469) 513-2667
Sole Proprietor
No
Updated
Certification Date
Apr 09, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RC0000X
- Internal Medicine / Cardiovascular Disease (Primary)		 TX N6379

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Education
CREIGHTON UNIVERSITY SCHOOL OF MEDICINE - Graduated 2004
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
TIM ISSAC is affiliated with the following medical group(s):
  • HOSPITAL
    • METHODIST CHARLTON MEDICAL CENTER
      3500 W WHEATLAND ROAD
      DALLAS, TX 75237
    • METHODIST DALLAS MEDICAL CENTER
      1441 NORTH BECKLEY AVENUE
      DALLAS, TX 75203

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At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.