Doctor profile · Federal record

Dr. Corinne Grgas, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nashville, TN

  • NPI 1659894475
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2004 Hayes St Ste 200
Nashville, TN 372032646
(615) 324-1600
Mailing address
2004 Hayes St, Ste 200
Nashville, TN 372032646

Credentials & registration

NPPES · NUCC
NPI registered
July 2017 — 9 yrs on file
Profile last updated
August 30, 2017
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Tennessee #APN0000022867

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659894475. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
574
Distinct HCPCS
10
Medicare allowed
$28,602
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 125 94 $99
99213 Established patient office or other outpatient visit, 20-29 minutes 111 95 $69
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 82 16 $1
72110 X-ray of lower and sacral spine, minimum of 4 views 50 49 $39
72100 X-ray of lower and sacral spine, 2-3 views 42 33 $29
99441 Telephone medical discussion with physician, 5-10 minutes 33 29 $42
20552 Injection of trigger points, 1-2 muscles 30 27 $40
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 29 25 $6
96372 Injection of drug or substance under skin or into muscle 22 20 $11
72050 X-ray of upper spine, 4-5 views 19 18 $39

In context: peer comparison

Among 289 peers in this city , average services per provider: 106. This provider delivers 5.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Vericel Corporation 1 $28.59

By nature of payment

Food and Beverage
$29

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
366
Patients
260
Total drug cost
$3,640
Drug Type Claims Patients Total cost
Gabapentin Generic 65 38 $578
Methylprednisolone Generic 57 52 $516
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 52 42 $441
Methocarbamol Generic 38 28 $343
Meloxicam Generic 32 21 $144
Pregabalin Generic 27 13 $465
Tizanidine Hcl Generic 24 15 $351
Cyclobenzaprine Hcl Generic 22 15 $115
Tramadol Hcl Generic 20 14 $39
Celecoxib Generic 17 11 $596

Frequently asked questions

Auto-generated from federal data
What is Dr. Corinne Grgas's medical specialty?
Dr. Corinne Grgas practices Family Nurse Practitioner in Nashville, TN.
Where does Dr. Corinne Grgas practice?
Dr. Corinne Grgas practices at 2004 Hayes St Ste 200, Nashville, TN 372032646. Office phone: 6153241600.
What is Dr. Corinne Grgas's NPI?
Dr. Corinne Grgas's National Provider Identifier (NPI) is 1659894475, issued by NPPES.
Does Dr. Corinne Grgas accept Medicare assignment?
Yes. Dr. Corinne Grgas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Corinne Grgas 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); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.