Doctor profile · Federal record

Dr. Gloria Sierra, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Family Nurse Practitioner · Family Nurse Practitioner · Cary, NC

  • NPI 1770918856
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 4 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2994 Kildaire Farm RD
Cary, NC 275189614
(866) 389-2727

Credentials & registration

NPPES · NUCC
NPI registered
September 2013 — 13 yrs on file
Profile last updated
July 18, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (4)
North Carolina #5016527 · Massachusetts #RN2276837 · Rhode Island #NPP37782 · Florida #ARNP9407240

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770918856. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
331
Distinct HCPCS
10
Medicare allowed
$21,199
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 89 87 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 61 60 $73
81003 Automated urinalysis test 32 31 $2
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc 28 28 $50
36415 Insertion of needle into vein for collection of blood sample 27 27 $8
71046 X-ray of chest, 2 views 24 24 $22
80048 Blood test, basic group of blood chemicals (calcium, total) 16 16 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 16 16 $144
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 13 13 $8
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $134

In context: peer comparison

Among 31 peers in this city , average services per provider: 71. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
211
Patients
208
Total drug cost
$2,064
Drug Type Claims Patients Total cost
Prednisone Generic 37 36 $71
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 34 34 $267
Fluticasone Propionate Generic 32 32 $343
Cephalexin Generic 27 27 $159
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 25 24 $670
Doxycycline Hyclate Generic 17 17 $259
Methylprednisolone Generic 14 14 $142
Mupirocin Generic 13 12 $98
Azithromycin Generic 12 12 $55

Frequently asked questions

Auto-generated from federal data
What is Dr. Gloria Sierra's medical specialty?
Dr. Gloria Sierra practices Family Nurse Practitioner in Cary, NC.
Where does Dr. Gloria Sierra practice?
Dr. Gloria Sierra practices at 2994 Kildaire Farm RD, Cary, NC 275189614. Office phone: 8663892727.
What is Dr. Gloria Sierra's NPI?
Dr. Gloria Sierra's National Provider Identifier (NPI) is 1770918856, issued by NPPES.
Does Dr. Gloria Sierra accept Medicare assignment?
Yes. Dr. Gloria Sierra accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gloria Sierra commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.