Doctor profile · Federal record

Dr. Tiarra Sitzer, APRN FNP-C, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Lake Havasu City, AZ

  • NPI 1487150652
  • Accepts Medicare
  • MIPS 95.8 / 100 · 2023
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1944 Mesquite Ave
Lake Havasu City, AZ 864035729
(928) 854-2568
fax (928) 854-2569
Mailing address
Po Box 115
Lake Havasu City, AZ 864050115

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
February 3, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #AP11605

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487150652. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,865
Distinct HCPCS
10
Medicare allowed
$134,392
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 642 232 $105
99497 Advance care planning, first 30 minutes 140 140 $68
G0442 Annual alcohol misuse screening, 5 to 15 minutes 134 134 $15
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 129 129 $106
G0444 Annual depression screening, 5 to 15 minutes 128 128 $15
93923 Complete ultrasound study of arm and leg arteries 111 57 $105
99213 Established patient office or other outpatient visit, 20-29 minutes 70 53 $72
36415 Insertion of needle into vein for collection of blood sample 63 57 $8
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 63 23 $51
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 60 54 $19

In context: peer comparison

Among 10 peers in this city , average services per provider: 146. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$537
Transactions
16
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 7 $372.59
Lilly USA, LLC 4 $70.25
Galderma Laboratories, L.P. 2 $40.88
Solta Medical, a division of Bausch Health US, LLC 1 $21.59
Novo Nordisk Inc 1 $17.93
Astellas Pharma US Inc 1 $13.48

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$296
Food and Beverage
$241

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,764
Patients
599
Total drug cost
$20,490
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 204 75 $2,063
Levothyroxine Sodium Generic 201 65 $2,634
Lisinopril Generic 198 64 $1,271
Losartan Potassium Generic 169 55 $1,855
Trazodone Hcl Generic 127 38 $3,451
Amlodipine Besylate Generic 117 40 $771
Metformin Hcl Generic 116 44 $734
Omeprazole Generic 107 34 $1,299
Simvastatin Generic 96 30 $654
Alendronate Sodium Generic 87 26 $908

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiarra Sitzer's medical specialty?
Dr. Tiarra Sitzer practices Family Nurse Practitioner in Lake Havasu City, AZ.
Where does Dr. Tiarra Sitzer practice?
Dr. Tiarra Sitzer practices at 1944 Mesquite Ave, Lake Havasu City, AZ 864035729. Office phone: 9288542568.
What is Dr. Tiarra Sitzer's NPI?
Dr. Tiarra Sitzer's National Provider Identifier (NPI) is 1487150652, issued by NPPES.
Does Dr. Tiarra Sitzer accept Medicare assignment?
Yes. Dr. Tiarra Sitzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiarra Sitzer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Advance care planning (HCPCS 99497); Annual alcohol misuse screening, 5 to 15 minutes (HCPCS G0442). Source: CMS Medicare Physician & Other Practitioners file.