DR. DIANA OGANESYAN MD
NPI 1538797642
Emergency Medicine in Las Vegas, NV

Active since April 01, 2020PECOS EnrolledAccepts Medicare Assignment
3186 S MARYLAND PKWY, LAS VEGAS, NV 89109(702) 961-5000 Get Directions Write a Review

NPPES record last updated: July 27, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 27, 2023, Apr 1, 2020 (2 updates tracked since 2020).

About Dr. Diana Oganesyan Md NPPES

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

DR. DIANA OGANESYAN MD (NPI 1538797642) is an individual emergency medicine provider in Las Vegas, Nevada, licensed in Nevada (24088) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Valley Hospital Medical Center, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1538797642
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. DIANA OGANESYANCredential: MD
Location Address3186 S MARYLAND PKWYLas Vegas, NV 89109-2317
Mailing Address2301 Erwin RdDurham, NC 27705-4699
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 1, 2020
Last NPPES UpdateJuly 27, 20232 updates tracked since enumeration
NPPES CertifiedJuly 27, 2023
NPI 1538797642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in NV · 24088
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
3186 S MARYLAND PKWY, Las Vegas, NV 89109

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Diana Oganesyan Md 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 ID2567818792
PECOS Enrollment IDI20231025000375
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
205 services203 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
87 services85 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
79 services78 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
16 services16 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Valley Hospital Medical Center

Acute Care Hospitals · Las Vegas, NV
2/5 CMS rating
OwnershipProprietary
CMS Certification Number290021
Location620 Shadow LaneLas Vegas, NV 89106 · Clark County
Emergency services

Mountainview Hospital

Acute Care Hospitals · Las Vegas, NV
4/5 CMS rating
OwnershipProprietary
CMS Certification Number290039
Location3100 N Tenaya WayLas Vegas, NV 89128 · Clark County
Emergency services Birthing friendly

Summerlin Hospital Medical Center

Acute Care Hospitals · Las Vegas, NV
2/5 CMS rating
OwnershipProprietary
CMS Certification Number290041
Location657 Town Center DriveLas Vegas, NV 89144 · Clark County
Emergency services Birthing friendly

Southern Hills Hospital And Medical Center

Acute Care Hospitals · Las Vegas, NV
4/5 CMS rating
OwnershipProprietary
CMS Certification Number290047
Location9300 West Sunset RdLas Vegas, NV 89148 · Clark County
Emergency services

Centennial Hills Hospital Medical Center

Acute Care Hospitals · Las Vegas, NV
1/5 CMS rating
OwnershipProprietary
CMS Certification Number290054
Location6900 N Durango DrLas Vegas, NV 89149 · Clark County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89109 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.

Radiology (Vascular & Interventional Radiology)
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Pediatrics
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Emergency Medicine
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Physician Assistant
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Nurse Practitioner (Psychiatric/Mental Health)
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Internal Medicine
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Physical Medicine & Rehabilitation
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109
Emergency Medicine
3186 S MARYLAND PKWY
LAS VEGAS, NV 89109

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 Diana Oganesyan's NPI number?

The NPI number for Diana Oganesyan is 1538797642. It was assigned to this individual provider in the NPPES registry on April 1, 2020.

Where is Diana Oganesyan located?

Diana Oganesyan practices at 3186 S Maryland Pkwy, Las Vegas, NV 89109. The listed phone number is (702) 961-5000.

What is Diana Oganesyan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Diana Oganesyan enrolled in Medicare?

Yes. Diana Oganesyan 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.

Is Diana Oganesyan affiliated with any hospitals?

According to CMS data, Diana Oganesyan is affiliated with Valley Hospital Medical Center, Mountainview Hospital, Summerlin Hospital Medical Center, Southern Hills Hospital And Medical Center and Centennial Hills Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Diana Oganesyan was last updated on July 27, 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.