Thomas Chun, MD
NPI 1922185842 · Urology Physician · Marietta, GA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Chun, MD is a Urology Physician provider in Marietta, GA (NPI 1922185842).
Provider details
- NPI number
- 1922185842
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 47580 (GA)
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
19 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
1,421 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) |
|---|---|---|
| Automated Urinalysis Test81003 | 363 | $2 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 258 | $11 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 238 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 212 | $92 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 83 | $80 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
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 | 359 | 145 |
| Finasteride | 158 | 63 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 119 | 50 |
| Mirabegronbrand: Myrbetriq | 55 | 16 |
| Solifenacin Succinate | 44 | 20 |
| Estradiol | 38 | 18 |
| Terazosin Hcl | 32 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$674 across 28 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
- 2006-11-01
- Last updated
- 2019-09-30
Frequently asked questions
- What is Thomas Chun's NPI number?
- Thomas Chun's National Provider Identifier (NPI) is 1922185842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Chun's specialty?
- Thomas Chun is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Chun located?
- Thomas Chun's practice location on file with NPPES is 55 Whitcher St # 250, Marietta, GA 30060.
- What is Thomas Chun's phone number?
- The practice phone number listed in the NPPES registry for Thomas Chun is (770) 428-4475.
- Does Thomas Chun accept Medicare?
- Thomas Chun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Chun's NPI active?
- Yes — Thomas Chun's NPI (1922185842) is active in the NPPES registry as of the last update on 2019-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.