Mark Winkler, MD
NPI 1689674343 · Diagnostic Radiology Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Winkler, MD is a Diagnostic Radiology Physician provider in Las Vegas, NV (NPI 1689674343).
Provider details
- NPI number
- 1689674343
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 5628 (NV)
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
619 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) |
|---|---|---|
| Gallium Ga-68 Gozetotide, Diagnostic, (illuccix), 1 MillicurieA9596 | 136 | $985 |
| Mri Scan of Leg Joint Without Contrast73721 | 107 | $188 |
| Mri Scan of Arm Joint Without Contrast73221 | 90 | $195 |
| Ct Scan of Chest Without Contrast71250 | 62 | $128 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 38 | $1,415 |
| Mri Scan of Leg Without Contrast73718 | 27 | $209 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$62,567 across 20 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
- 2005-07-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Winkler's NPI number?
- Mark Winkler's National Provider Identifier (NPI) is 1689674343, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Winkler's specialty?
- Mark Winkler is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Winkler located?
- Mark Winkler's practice location on file with NPPES is 2950 S Maryland Pkwy, Las Vegas, NV 89109-2204.
- What is Mark Winkler's phone number?
- The practice phone number listed in the NPPES registry for Mark Winkler is (702) 732-6000.
- Does Mark Winkler accept Medicare?
- Mark Winkler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Winkler's NPI active?
- Yes — Mark Winkler's NPI (1689674343) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.