Doctor profile · Federal record

Dr. Cynthia Diaz, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · New York, NY

  • NPI 1366049991
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
506 Fort Washington Ave Apt 1F
New York, NY 100332081
(212) 568-0553
Mailing address
3 Remsen RD Apt 4H
Yonkers, NY 107101859

Credentials & registration

NPPES · NUCC
NPI registered
October 2020 — 6 yrs on file
Profile last updated
December 30, 2020
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
New York #F345800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366049991. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
284
Distinct HCPCS
6
Medicare allowed
$22,929
HCPCS Description Services Patients Avg allowed
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 81 66 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 81 64 $89
99214 Established patient office or other outpatient visit, 30-39 minutes 50 40 $126
99203 New patient office or other outpatient visit, 30-44 minutes 31 31 $113
87804 Detection test by immunoassay with direct visual observation for influenza virus 28 14 $16
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $166

In context: peer comparison

Among 221 peers in this city , average services per provider: 100. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
235
Patients
187
Total drug cost
$2,967
Drug Type Claims Patients Total cost
Prednisone Generic 39 35 $95
Azithromycin Generic 32 29 $146
Fluticasone Propionate Generic 32 31 $308
Ofloxacin Generic 19 17 $1,063
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 18 16 $617
Ibuprofen Generic 18 18 $55
Naproxen Generic 17 16 $43
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 14 $106
Mupirocin Generic 13 11 $88
Azelastine Hcl Generic 11 0 $261

Frequently asked questions

Auto-generated from federal data
What is Dr. Cynthia Diaz's medical specialty?
Dr. Cynthia Diaz practices Family Nurse Practitioner in New York, NY.
Where does Dr. Cynthia Diaz practice?
Dr. Cynthia Diaz practices at 506 Fort Washington Ave Apt 1F, New York, NY 100332081. Office phone: 2125680553.
What is Dr. Cynthia Diaz's NPI?
Dr. Cynthia Diaz's National Provider Identifier (NPI) is 1366049991, issued by NPPES.
Does Dr. Cynthia Diaz accept Medicare assignment?
Yes. Dr. Cynthia Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Diaz commonly perform?
Top Medicare-reported procedures in 2023: Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (HCPCS 87811); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.