Doctor profile · Federal record

Dr. Danelle Giammarco, APRN.CNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Columbus, OH

  • NPI 1891202065
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1301 N High St
Columbus, OH 432012460
(614) 299-6600

Credentials & registration

NPPES · NUCC
NPI registered
January 2018 — 8 yrs on file
Profile last updated
March 13, 2023
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Ohio #APRN.CNP.0033447 · Ohio #401781

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891202065. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
1
Medicare allowed
$13,129
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 127 29 $103

In context: peer comparison

Among 41 peers in Columbus Psychiatric/Mental Health Nurse Practitioner, average services per provider: 118. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$510
Transactions
27
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Indivior INC. 11 $185.48
E.R. Squibb & Sons, L.L.C. 4 $80.32
Axsome Therapeutics, INC. 4 $74.19
Otsuka America Pharmaceutical, INC. 2 $42.99
Alkermes, INC. 2 $40.89
Teva Pharmaceuticals USA, INC. 2 $38.58
Janssen Pharmaceuticals, INC 1 $29.46
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $17.85

By nature of payment

Food and Beverage
$482
Education
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
760
Patients
144
Total drug cost
$196,340
Drug Type Claims Patients Total cost
Clozapine Generic 114 13 $6,614
Benztropine Mesylate Generic 66 18 $632
Olanzapine Generic 65 12 $881
Invega Sustenna (Paliperidone Palmitate) Brand 60 16 $169,937
Quetiapine Fumarate Generic 58 11 $677
Trazodone Hcl Generic 57 22 $460
Risperidone Generic 54 13 $654
Buspirone Hcl Generic 44 0 $538
Divalproex Sodium ER (Divalproex Sodium) Brand 44 12 $1,958
Paliperidone ER (Paliperidone) Brand 40 0 $8,858

Frequently asked questions

Auto-generated from federal data
What is Dr. Danelle Giammarco's medical specialty?
Dr. Danelle Giammarco practices Psychiatric/Mental Health Nurse Practitioner in Columbus, OH.
Where does Dr. Danelle Giammarco practice?
Dr. Danelle Giammarco practices at 1301 N High St, Columbus, OH 432012460. Office phone: 6142996600.
What is Dr. Danelle Giammarco's NPI?
Dr. Danelle Giammarco's National Provider Identifier (NPI) is 1891202065, issued by NPPES.
Does Dr. Danelle Giammarco accept Medicare assignment?
Yes. Dr. Danelle Giammarco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Danelle Giammarco commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.