Doctor profile · Federal record

Dr. Omar Diaz, MSN, NP-C

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Adult Health Nurse Practitioner · Cincinnati, OH

  • NPI 1922594167
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4001 Rosslyn Dr
Cincinnati, OH 452091111
(513) 699-9090
Additional location
212 Main St
Florence, KY 410422269
Mailing address
Po Box 32160, Dept 107
Louisville, KY 402322160

Credentials & registration

NPPES · NUCC
NPI registered
July 2018 — 8 yrs on file
Profile last updated
June 6, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State license (1)
Ohio #APRN.CNP.023101

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922594167. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
591
Distinct HCPCS
6
Medicare allowed
$50,529
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 440 135 $86
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 55 29 $51
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 32 23 $65
99496 Transitional care management services for problem of high complexity 25 21 $162
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 23 23 $118
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 16 16 $55

In context: peer comparison

Among 18 peers in Cincinnati Gerontology Nurse Practitioner, average services per provider: 69. This provider delivers 8.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,434
Patients
411
Total drug cost
$123,430
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 284 43 $2,833
Atorvastatin Calcium Generic 240 44 $2,969
Potassium Chloride Generic 234 22 $3,349
Furosemide Generic 183 41 $890
Sertraline Hcl Generic 160 26 $1,995
Eliquis (Apixaban) Brand 157 23 $99,453
Metoprolol Succinate Generic 156 26 $3,366
Donepezil Hcl Generic 150 19 $938
Amlodipine Besylate Generic 147 25 $905
Lisinopril Generic 136 23 $923

Frequently asked questions

Auto-generated from federal data
What is Dr. Omar Diaz's medical specialty?
Dr. Omar Diaz practices Gerontology Nurse Practitioner in Cincinnati, OH.
Where does Dr. Omar Diaz practice?
Dr. Omar Diaz practices at 4001 Rosslyn Dr, Cincinnati, OH 452091111. Office phone: 5136999090.
What is Dr. Omar Diaz's NPI?
Dr. Omar Diaz's National Provider Identifier (NPI) is 1922594167, issued by NPPES.
Does Dr. Omar Diaz accept Medicare assignment?
Yes. Dr. Omar Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Omar Diaz commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Chronic care management services (HCPCS 99490); Residence visit for established patient with low level of medical decision making (HCPCS 99348). Source: CMS Medicare Physician & Other Practitioners file.