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.

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Mark Winkler, MD

NPI 1689674343 · Diagnostic Radiology Physician · Las Vegas, NV

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)

Practice location

2950 S Maryland Pkwy

Las Vegas, NV 89109-2204

Phone: (702) 732-6000

Fax: (702) 243-7531

Street-level locationGet directions

More NV providers

Mailing address

Po Box 36900

Las Vegas, NV 89133-6900

Specialties & taxonomies

Diagnostic Radiology PhysicianPrimary2085R0202XLicense 5628 (NV)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(72/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
21 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 methodology.

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.

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.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

Transparency — industry payments