Nick Zarkos, MD
NPI 1811974645 · Anesthesiology Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nick Zarkos, MD is a Anesthesiology Physician provider in Las Vegas, NV (NPI 1811974645).
Provider details
- NPI number
- 1811974645
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 7798 (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
398 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) |
|---|---|---|
| Anesthesia for Nerve Block and Injection Procedure, Prone Position01992 | 148 | $122 |
| Anesthesia for Other Procedure on Lower Spine00630 | 61 | $211 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 46 | $119 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 34 | $127 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 30 | $152 |
| Anesthesia for Extensive Surgery on Spine00670 | 23 | $340 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 7 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
- 2005-12-22
- Last updated
- 2022-07-21
Frequently asked questions
- What is Nick Zarkos's NPI number?
- Nick Zarkos's National Provider Identifier (NPI) is 1811974645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nick Zarkos's specialty?
- Nick Zarkos is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nick Zarkos located?
- Nick Zarkos's practice location on file with NPPES is 7250 Peak Dr Ste 100, Las Vegas, NV 89128-9028.
- What is Nick Zarkos's phone number?
- The practice phone number listed in the NPPES registry for Nick Zarkos is (702) 386-4700.
- Does Nick Zarkos accept Medicare?
- Nick Zarkos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nick Zarkos's NPI active?
- Yes — Nick Zarkos's NPI (1811974645) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.