P Praxis·MD
● Active Type 1 · Individual

DR. Changchuan Jiang, M.D, MPH

Internal Medicine·Dallas, TX· NPI 1881125011 · Enumerated 2017 · 9 years on NPI
Jiang is 1 of 135 internal medicine providers in Dallas and 1 of 1069 in Texas.
NPI age
9 years
Enumerated 2017-03-21
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX, NY
2 states
Status
Active
No deactivations on record
Last NPPES update
2023-10-25
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org

How this provider compares

Across 1069 active internal medicine providers in Texas.

NPI age
9 years
↓ 9 yr below median (18 yr)
State licenses
2 states
Top 77% — 22% of peers are multi-state
Subspecialties
0
52% of peers hold subspecialties

NPI lifetime · 2017 → 2026

2017-03Enumerated in NPPES
2017 2026

Where they practice

Practice location
2201 Inwood Rd Fl 2
Dallas, TX 752357320
📞 2146454673
Mailing address
Po Box 845347
Dallas, TX 752847208
📞 7168452300

Specialties

  • Internal Medicine Primary
    An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine...
    TX license #U4231NY license #305828 taxonomy 207RH0003X

Practice context

Part of a multi-provider practice. 4 other active providers share this practice address in NPPES.

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How to verify this provider

  1. Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
  2. Check the state license is currently active.State licensing boards publish current status; NPPES does not.
  3. Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.

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