George Chang, M.D.
NPI 1851368872 · Urology Physician · Washington, DC
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Chang, M.D. is a Urology Physician provider in Washington, DC (NPI 1851368872).
Provider details
- NPI number
- 1851368872
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD30881 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,438 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 .
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 | 575 | $109 |
| Simple Insertion of Temporary Bladder Tube51702 | 149 | $28 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 149 | $40 |
| Simple Change of Bladder Tube51705 | 122 | $59 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 106 | $75 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 622 | 215 |
| Finasteride | 587 | 174 |
| Bicalutamide | 48 | 14 |
| Cephalexin | 34 | 33 |
| Dutasteride | 31 | — |
| Solifenacin Succinate | 21 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 21 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$291 across 8 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-08
- Last updated
- 2018-04-12
Frequently asked questions
- What is George Chang's NPI number?
- George Chang's National Provider Identifier (NPI) is 1851368872, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Chang's specialty?
- George Chang is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is George Chang located?
- George Chang's practice location on file with NPPES is 106 Irving St Nw Ste 120, Washington, DC 20010-2994.
- What is George Chang's phone number?
- The practice phone number listed in the NPPES registry for George Chang is (202) 877-6032.
- Does George Chang accept Medicare?
- George Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Chang's NPI active?
- Yes — George Chang's NPI (1851368872) is active in the NPPES registry as of the last update on 2018-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.