NPPES file of Aug 9, 2026

Geraldine Fahy Marrocco, APRN

Adult Health Nurse Practitioner · Trumbull, CT

Geraldine Fahy Marrocco, APRN is an adult health nurse practitioner with a practice address in Trumbull, Connecticut, and NPI 1083688683, issued on Feb 13, 2006. Check the license (Connecticut 00863, 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
1083688683
Name
Geraldine Fahy Marrocco
Credential
APRN
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
00863 CT
Self-reported in NPPES; status is on the state search
Practice location
115 Technology Dr, Trumbull, CT 06611
Phone
(203) 576-1737
Enumerated
Feb 13, 2006
Record last updated
Sep 3, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(203) 334-3841
Medicare enrollment
Enrolled (PECOS I20060124000649); 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 115 Technology Dr

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

  1. Karl Alcan, M.D.Nuclear Cardiology Physician1689778144
  2. Amy Boudreau, APRNNurse Practitioner1194729913
  3. David Brady, N.D.Naturopath1588865257
  4. Ronika Choudhary, MDObstetrics & Gynecology Physician1407803778
  5. Laura Degeorge, APRN, NP-CFamily Nurse Practitioner1003123985
  6. Ashley Fedor, DPTPhysical Therapist1114525557

Verify Geraldine Fahy Marrocco 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 00863
    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

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23% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

986 Medicare Part D claims for 58 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.

  1. Geraldine Marrocco986
  2. Specialty average1,280

Most prescribed

  1. Gabapentin46 claims
  2. Pantoprazole Sodium44 claims
  3. Rosuvastatin Calcium44 claims
  4. Celecoxib38 claims
  5. Lisinopril38 claims
  6. Metoprolol Succinate33 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: $590.33

15 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Geraldine Marrocco$590.33
  2. Specialty average$946.40

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

Geraldine Fahy Marrocco among 628 adult health nurse practitioner records in Connecticut

Geraldine Fahy Marrocco, APRN is one of 628 adult health nurse practitioner records with a practice address in Connecticut. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 76% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1996 · median 2013 among the 332 with a school on file
  • Record last updated2014 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Connecticut

There are 628 adult health nurse practitioner records in Connecticut.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Jennifer Burns, APRNTrumbull, CT 066111932624814
  2. Amanda Guarniere, NPTrumbull, CT 066111023398401
  3. Stephany Jimenez, APRNTrumbull, CT 066111326866401
  4. Shubnum Singh, ANP-BCTrumbull, CT 066111205069838
  5. Lisa Spicer, ANP-BCTrumbull, CT 066111962679969
  6. Siobhon AndrewsBridgeport, CT 066101366953457
  7. Elisabeth Henvy, ANP-BCBridgeport, CT 066101891199980
  8. Pamela Iava, APRNBridgeport, CT 066101952383036

Common questions

What is Geraldine Fahy Marrocco, APRN's NPI number?

Geraldine Fahy Marrocco, APRN's National Provider Identifier (NPI) is 1083688683, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Geraldine Fahy Marrocco, APRN located?

The NPPES record lists a practice address at 115 Technology Dr, Trumbull, CT, 06611. Phone: (203) 576-1737. Providers update this record themselves, so call before visiting.

How can I verify Geraldine Fahy Marrocco, APRN's license?

NPPES lists Connecticut license number 00863, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Geraldine Fahy Marrocco, APRN prescribe under Medicare Part D?

In 2024, Geraldine Fahy Marrocco, APRN had 986 Medicare Part D claims for 58 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.