Doctor profile · Federal record

Dr. Marianne Hazelitt, D.O

Internal Medicine Physician · Internal Medicine Physician · Las Vegas, NV

  • NPI 1558655027
  • 15 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5320 S Rainbow Blvd Ste 150
Las Vegas, NV 891181807
(702) 944-7105
fax (702) 944-7110
Additional location
1005 Sw Walter Ave, None
Lake City, FL 320241757
(310) 408-0227
Mailing address
6355 S Buffalo Dr Fl 3
Las Vegas, NV 891132133

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
August 18, 2023
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Nevada #DO2191 · Florida #UO2769
Medicaid
NV #1558655027

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558655027. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
205
Distinct HCPCS
2
Medicare allowed
$25,256
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 135 75 $121
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 70 70 $128

In context: peer comparison

Among 194 peers in Las Vegas Internal Medicine Physician, average services per provider: 170. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$121
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $53.33
Bayer Healthcare Pharmaceuticals INC. 1 $19.84
Lundbeck LLC 1 $19.19
Novo Nordisk INC 1 $15.41
Amgen INC. 1 $13.13

By nature of payment

Food and Beverage
$121

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,912
Patients
1,357
Total drug cost
$47,264
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 636 233 $5,930
Levothyroxine Sodium Generic 446 145 $6,677
Lisinopril Generic 369 136 $2,352
Amlodipine Besylate Generic 323 117 $1,791
Gabapentin Generic 296 92 $6,908
Losartan Potassium Generic 231 85 $2,889
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 217 60 $3,933
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 198 60 $6,821
Pantoprazole Sodium Generic 186 68 $1,974
Hydrochlorothiazide Generic 184 70 $867

Frequently asked questions

Auto-generated from federal data
What is Dr. Marianne Hazelitt's medical specialty?
Dr. Marianne Hazelitt practices Internal Medicine Physician in Las Vegas, NV.
Where does Dr. Marianne Hazelitt practice?
Dr. Marianne Hazelitt practices at 5320 S Rainbow Blvd Ste 150, Las Vegas, NV 891181807. Office phone: 7029447105.
What is Dr. Marianne Hazelitt's NPI?
Dr. Marianne Hazelitt's National Provider Identifier (NPI) is 1558655027, issued by NPPES.
What procedures does Dr. Marianne Hazelitt commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.