William Johnson, MD
NPI 1851704514 · Vascular & Interventional Radiology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Johnson, MD is a Vascular & Interventional Radiology Physician provider in Brooklyn, NY (NPI 1851704514).
Provider details
- NPI number
- 1851704514
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT 206057 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
114 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) |
|---|---|---|
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 31 | $14 |
| Drainage of Fluid From Abdominal Cavity Using Imaging Guidance49083 | 28 | $119 |
| Review By Radiologist of Ct Guidance for Needle Placement77012 | 18 | $76 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 15 | $16 |
| Core Needle Biopsy of Lung Or Center Cavity of Chest (mediastinum), Accessed Through Skin32408 | 11 | $164 |
| X-Ray of Chest, 1 View71045 | 11 | $9 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$571 across 4 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
Additional practice locations (2)
- 75 Francis StBoston, MA 02115-6110Phone: (617) 732-5500
- 2040 Market StUnit 307Philadelphia, PA 19103-3302Phone: (617) 899-8220
Registry dates
- Enumerated
- 2014-06-10
- Last updated
- 2023-03-30
- Certified
- 2023-03-30
Frequently asked questions
- What is William Johnson's NPI number?
- William Johnson's National Provider Identifier (NPI) is 1851704514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Johnson's specialty?
- William Johnson is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Johnson located?
- William Johnson's practice location on file with NPPES is 506 6th St, Brooklyn, NY 11215-3609.
- What is William Johnson's phone number?
- The practice phone number listed in the NPPES registry for William Johnson is (347) 882-6948.
- Does William Johnson accept Medicare?
- William Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Johnson's NPI active?
- Yes — William Johnson's NPI (1851704514) is active in the NPPES registry as of the last update on 2023-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.