NPPES file of Aug 9, 2026

Susan Antoinette Pappas, APRN

Psychiatric/Mental Health Nurse Practitioner · Waterbury, CT

Susan Antoinette Pappas, APRN is a psychiatric/mental health nurse practitioner with a practice address in Waterbury, Connecticut, and NPI 1720616246, issued on Mar 30, 2020. Check the license (Connecticut 8786, 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
1720616246
Name
Susan Antoinette Pappas
Credential
APRN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
8786 CT
Self-reported in NPPES; status is on the state search
Practice location
88 Grandview Ave, Waterbury, CT 06708
Phone
(203) 573-7265
Enumerated
Mar 30, 2020
Record last updated
Mar 30, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200506000880); 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 88 Grandview Ave

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

  1. Michael Carroll, LPCMental Health Counselor1487624516
  2. Marianne Christiano, LCSWClinical Social Worker1952384893
  3. Thomas Czarkosky, LMFTMarriage & Family Therapist1174593297
  4. Ryan Doyle, D.O.Psychiatry Physician1285049742
  5. Laurie Duncan, A.P.R.N.Psychiatric/Mental Health Nurse Practitioner1912980145
  6. Tracy Follert, LCSWClinical Social Worker1245741701

Verify Susan Antoinette Pappas 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 8786
    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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4.2 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

3,770 Medicare Part D claims for 184 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Susan Pappas3,770
  2. Specialty average906

Most prescribed

  1. Trazodone Hcl223 claims
  2. Bupropion Xl205 claims
  3. Quetiapine Fumarate189 claims
  4. Clozapine179 claims
  5. Hydroxyzine Pamoate175 claims
  6. Aripiprazole155 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: $221.18

9 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, 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. Susan Pappas$221.18
  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. Prospect CT Medical Foundation IncWaterbury, CT

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

Susan Antoinette Pappas among 1,108 psychiatric/mental health nurse practitioner records in Connecticut

Susan Antoinette Pappas, 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 2020, is newer than 54% of them.

  • NPI issued2020 · 54% of these records are older, 40% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2019 · median 2020 among the 566 with a school on file
  • Record last updated2020 · 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).

39 psychiatric/mental health nurse practitioner records list a practice address in Waterbury

They are 39 of the 3,148 NPPES records with a practice address in Waterbury, 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. Mitchelee Dunbar, PMHNP, APRNWaterbury, CT 067081356961247
  2. Laurie Duncan, A.P.R.N.Waterbury, CT 067081912980145
  3. Kaitlin Holihan, APRNWaterbury, CT 067081548046824
  4. Heather Humphrey, APRNWaterbury, CT 067081346785086
  5. Deon Johnson-Allen, APRNWaterbury, CT 067081124592274
  6. Shirley Joseph, APRNWaterbury, CT 067081760921647
  7. Ana Madera-Valdez, PMHNP-BC, MSN, OCNWaterbury, CT 067081730974635
  8. Kevin Reddington, APRNWaterbury, CT 067081447639208

Common questions

What is Susan Antoinette Pappas, APRN's NPI number?

Susan Antoinette Pappas, APRN's National Provider Identifier (NPI) is 1720616246, issued on Mar 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Susan Antoinette Pappas, APRN located?

The NPPES record lists a practice address at 88 Grandview Ave, Waterbury, CT, 06708. Phone: (203) 573-7265. Providers update this record themselves, so call before visiting.

How can I verify Susan Antoinette Pappas, APRN's license?

NPPES lists Connecticut license number 8786, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Susan Antoinette Pappas, APRN prescribe under Medicare Part D?

In 2024, Susan Antoinette Pappas, APRN had 3,770 Medicare Part D claims for 184 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.