1. Home
  2. Directory
  3. Nevada
  4. Las Vegas
  5. Family Medicine
  6. NPI Profile

CORNELL M CLARK M.D.
NPI 1700990421
Family Medicine in Las Vegas, NV

Active since August 18, 2006PECOS EnrolledAccepts Medicare Assignment
888 S RANCHO DR, LAS VEGAS, NV 89106(702) 877-5199(702) 258-6152 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Mar 7, 2023, Mar 29, 2021, Dec 28, 2018 (3 updates tracked since 2018).

About Cornell M Clark M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CORNELL M CLARK M.D. (NPI 1700990421) is an individual family medicine provider in Las Vegas, Nevada, licensed in Nevada (6460) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1981).

NPPES Registry Identity

NPI1700990421
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameCORNELL M CLARKCredential: M.D.
Location Address888 S RANCHO DRLas Vegas, NV 89106-3810
Mailing AddressPo Box 35380Las Vegas, NV 89133-5380 · (702) 838-8265 · Fax (702) 804-3788
Phone(702) 877-5199
Fax(702) 258-6152
Sole ProprietorNo
Medical School CMSOtherGraduated 1981
Enumeration DateAugust 18, 2006
Last NPPES UpdateMarch 7, 20233 updates tracked since enumeration
NPPES CertifiedMarch 29, 2021
✔ NPI 1700990421 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in NV · 6460✔ Licensed in CA · G84970
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
888 S RANCHO DR, Las Vegas, NV 89106
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of South Carolina, Oscar Health, Oscar Health Insurance and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Cornell M Clark M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7719977503
PECOS Enrollment IDI20251010001320
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Cornell Clark reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southwest Medical Associates, Inc
Same address
Internal Medicine
888 S RANCHO DR
Las Vegas, NV 89106
  • Reassigned Medicare billing, Nevada enrollment
  • 406 clinicians in this Medicare group
NPI 1659346005 (702) 877-8600
Optum Medical Group II Rhodes P C
5.4 mi
Internal Medicine
2704 N TENAYA WAY
Las Vegas, NV 89128
  • Reassigned Medicare billing, Nevada enrollment
  • 608 clinicians in this Medicare group
NPI 1790329407 (702) 877-5199
Urgent Care Nevada, LLC
12 mi
Urgent Care
10652 S EASTERN AVE, SUITE A
Henderson, NV 89052
  • Reassigned Medicare billing, Nevada enrollment
  • 107 clinicians in this Medicare group
NPI 1134546575 (702) 476-2800
American Current Care PA
340 mi
Urgent Care
6410 S VIRGINIA ST
Reno, NV 89511
  • Reassigned Medicare billing, Nevada and South Carolina enrollments
  • Also billed through NPI 1962680454 (South Carolina)
  • 43 clinicians in this Medicare group
NPI 1487996054 (775) 322-5757
Choctaw Nation Of Oklahoma
1,076 mi
Primary Care
1801 CHUKKA HINA
Durant, OK 74701
  • Reassigned Medicare billing, Texas enrollment
  • 581 clinicians in this Medicare group
NPI 1396173449 (580) 920-2100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.51 typical visit price
range $57.07 – $173.24
Typical copayment $22.12 (range $14.26 – $43.31)
Most-billed visit code 99203
Established Patient
$100.60 typical visit price
range $18.27 – $140.96
Typical copayment $25.15 (range $4.56 – $35.24)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RAYMOND MATHIESON PA-C
Physician Assistant
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-8600
BRIAN CALLIER PA-C
Physician Assistant (Medical)
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-8600
PHILLIP BRIAN WHITTENBERG PA C
Physician Assistant (Medical)
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-5199
CINDY ANN MILLER PA-C
Physician Assistant (Medical)
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-7600
BINNI KOTHARI
Physician Assistant
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-8600
RICARDO CRUZ D.O.
Family Medicine
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-8600
DR. HOLLIS M JULSON M.D.
Family Medicine
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-8600
CHRISTOPHER JOHN GADOMSKI DO
Pediatrics (Pediatric Emergency Medicine)
888 S RANCHO DR
LAS VEGAS, NV 89106
Clark County (702) 877-5114

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cornell Clark's NPI number?

The NPI number for Cornell Clark is 1700990421. It was assigned to this individual provider in the NPPES registry on August 18, 2006.

Where is Cornell Clark located?

Cornell Clark practices at 888 S Rancho Dr, Las Vegas, NV 89106. The listed phone number is (702) 877-5199.

What is Cornell Clark's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Cornell Clark enrolled in Medicare?

Yes. Cornell Clark is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Cornell Clark's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cornell Clark reassigns Medicare benefits to 5 organizations: Southwest Medical Associates, Inc (Las Vegas, NV), Optum Medical Group II Rhodes P C (Las Vegas, NV), Urgent Care Nevada, LLC (Henderson, NV), American Current Care PA (Reno, NV) and Choctaw Nation Of Oklahoma (Durant, OK). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Cornell Clark's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Cornell Clark accept?

Health plans from BlueCross BlueShield of South Carolina, Oscar Health, Oscar Health Insurance, Oscar Health Maintenance Organization of Florida and Oscar Health Plan of North Carolina, Inc and 3 other insurers list Cornell Clark as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Cornell Clark was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.