NPPES file of Aug 9, 2026

Katherine Kelly D'Angelo, APRN

Psychiatric/Mental Health Nurse Practitioner · New Haven, CT

Katherine Kelly D'Angelo, APRN is a psychiatric/mental health nurse practitioner with a practice address in New Haven, Connecticut, and NPI 1609523430, issued on Mar 2, 2022. Check the license (Connecticut 11027, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609523430
Name
Katherine Kelly D'Angelo
Credential
APRN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
11027 CT
104098 CT
Self-reported in NPPES; status is on the state search
Practice location
1 Long Wharf Dr, New Haven, CT 06511
Phone
(203) 781-4600
Enumerated
Mar 2, 2022
Record last updated
Oct 18, 2022
Fax
(203) 781-4624
Medicaid IDs
008113859 CT
004041000 CT
008003745 CT
004217099 CT
Medicare enrollment
Enrolled (PECOS I20221102002446); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1 Long Wharf Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Casey Altomaro, BACounselor1912754201
  2. Donna Andreozzi, RNRegistered Nurse1992178172
  3. Ronald Angoff, MDPediatrics Physician1205923661
  4. Obinna AnosikeFamily Medicine Physician1043871957
  5. Ashley Antonucci, DNP- FNPFamily Nurse Practitioner1003463159
  6. Tracey Appleget, LCSWClinical Social Worker1427413988

Verify Katherine Kelly D'Angelo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 11027
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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74% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,578 Medicare Part D claims for 91 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Katherine D'Angelo1,578
  2. Specialty average906

Most prescribed

  1. Clonazepam187 claims
  2. Gabapentin112 claims
  3. Lamotrigine107 claims
  4. Bupropion Xl106 claims
  5. Quetiapine Fumarate82 claims
  6. Buprenorphine-Naloxone71 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $22.92

1 payment: food and beverage; the largest payer was Abbvie Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine D'Angelo$22.92
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Apt Foundation, IncNew Haven, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Kelly D'Angelo among 1,108 psychiatric/mental health nurse practitioner records in Connecticut

Katherine Kelly D'Angelo, APRN is one of 1,108 psychiatric/mental health nurse practitioner records with a practice address in Connecticut. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 67% of them.

  • NPI issued2022 · 67% of these records are older, 26% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2022 · median 2020 among the 566 with a school on file
  • Record last updated2022 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

88 psychiatric/mental health nurse practitioner records list a practice address in New Haven

They are 88 of the 9,793 NPPES records with a practice address in New Haven, and 1,108 psychiatric/mental health nurse practitioner records in Connecticut.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Andrea Adimando, APRNNew Haven, CT 065111801936448
  2. Meredith Barone, APRNNew Haven, CT 065111669981940
  3. Marissa Bayerl, APRNNew Haven, CT 065111972958429
  4. Jessika Brasseaux, APRN, PMHNP-BCNew Haven, CT 065111346611852
  5. Maura Fischer, APRNNew Haven, CT 065111871738104
  6. Janet Gillis-ToffoloNew Haven, CT 065111972629475
  7. Jin Ju LeeNew Haven, CT 065111649675513
  8. Jodi McLaughlin, APRNNew Haven, CT 065111518197573

Common questions

What is Katherine Kelly D'Angelo, APRN's NPI number?

Katherine Kelly D'Angelo, APRN's National Provider Identifier (NPI) is 1609523430, issued on Mar 2, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Kelly D'Angelo, APRN located?

The NPPES record lists a practice address at 1 Long Wharf Dr, New Haven, CT, 06511. Phone: (203) 781-4600. Providers update this record themselves, so call before visiting.

How can I verify Katherine Kelly D'Angelo, APRN's license?

NPPES lists Connecticut license number 11027, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Kelly D'Angelo, APRN prescribe under Medicare Part D?

In 2024, Katherine Kelly D'Angelo, APRN had 1,578 Medicare Part D claims for 91 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.