Doctor profile · Federal record

Dr. Dayna Giordano, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · New Haven, CT

  • NPI 1811437973
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
311 East St
New Haven, CT 065115838
(203) 372-3333
Additional location
256 Seaside Ave
Milford, CT 06460
(475) 882-6824
Mailing address
311 East St
New Haven, CT 06412

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
June 13, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Connecticut #E53068

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811437973. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
193
Distinct HCPCS
1
Medicare allowed
$21,498
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 193 39 $111

In context: peer comparison

Among 36 peers in New Haven Family Nurse Practitioner, average services per provider: 57. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27,325
Transactions
346
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Axsome Therapeutics, INC. 15 $11,250.15
Abbvie INC. 101 $9,788.37
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 34 $823.09
Lundbeck LLC 40 $739.92
Corium, LLC 35 $632.25
Janssen Pharmaceuticals, INC 27 $629.88
Alkermes, INC. 26 $534.05
Novartis Pharmaceuticals Corporation 3 $342.22
Neurocrine Biosciences, INC. 16 $277.64
Indivior INC. 15 $266.46
Otsuka America Pharmaceutical, INC. 16 $249.40
Braeburn INC. 8 $142.38
Almatica Pharma LLC 8 $135.24
Merz Pharmaceuticals, LLC 1 $125.00
Eisai INC. 1 $124.99

By nature of payment

Consulting Fee
$9,426
Food and Beverage
$8,627
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$8,000
Travel and Lodging
$1,272

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
828
Patients
152
Total drug cost
$81,979
Drug Type Claims Patients Total cost
Alprazolam Generic 143 23 $1,363
Clonazepam Generic 100 17 $887
Lamotrigine Generic 87 22 $1,546
Quetiapine Fumarate Generic 79 22 $2,152
Trazodone Hcl Generic 66 16 $1,577
Lorazepam Generic 49 16 $356
Sertraline Hcl Generic 47 13 $671
Vraylar (Cariprazine Hcl) Brand 40 0 $60,796
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 38 12 $950
Duloxetine Hcl Generic 35 11 $2,371

Frequently asked questions

Auto-generated from federal data
What is Dr. Dayna Giordano's medical specialty?
Dr. Dayna Giordano practices Family Nurse Practitioner in New Haven, CT.
Where does Dr. Dayna Giordano practice?
Dr. Dayna Giordano practices at 311 East St, New Haven, CT 065115838. Office phone: 2033723333.
What is Dr. Dayna Giordano's NPI?
Dr. Dayna Giordano's National Provider Identifier (NPI) is 1811437973, issued by NPPES.
Does Dr. Dayna Giordano accept Medicare assignment?
Yes. Dr. Dayna Giordano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dayna Giordano commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.