Thomas Johnson, MD
NPI 1881765584 · Urology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Johnson, MD is a Urology Physician provider in Los Angeles, CA (NPI 1881765584).
Provider details
- NPI number
- 1881765584
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- C41044 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Suppliers
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
3,246 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) |
|---|---|---|
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 725 | $4 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 688 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 493 | $146 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 331 | $5 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 247 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 223 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 357 | 124 |
| Dutasteride | 91 | 33 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 73 | 30 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 54 | 31 |
| Ciprofloxacin Hcl | 50 | 39 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 39 | 32 |
| Abiraterone Acetate | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$123 across 5 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
- 2006-11-13
- Last updated
- 2019-10-03
Frequently asked questions
- What is Thomas Johnson's NPI number?
- Thomas Johnson's National Provider Identifier (NPI) is 1881765584, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Johnson's specialty?
- Thomas Johnson is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Johnson located?
- Thomas Johnson's practice location on file with NPPES is 9100 S Sepulveda Blvd Ste 121, Los Angeles, CA 90045-4849.
- What is Thomas Johnson's phone number?
- The practice phone number listed in the NPPES registry for Thomas Johnson is (310) 674-6785.
- Does Thomas Johnson accept Medicare?
- Thomas Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Johnson's NPI active?
- Yes — Thomas Johnson's NPI (1881765584) is active in the NPPES registry as of the last update on 2019-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.