NPPES file of Aug 9, 2026

Rebecca Jude Grillo, P.A.

Medical Physician Assistant · North Haven, CT

Rebecca Jude Grillo, P.A. is a medical physician assistant with a practice address in North Haven, Connecticut, and NPI 1093856833, issued on Feb 12, 2007. Check the license (Connecticut 001359, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093856833
Name
Rebecca Jude Grillo
Credential
P.A.
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
001359 CT
Self-reported in NPPES; status is on the state search
Practice location
52 Washington Ave, North Haven, CT 06473
Phone
(203) 672-2800
Enumerated
Feb 12, 2007
Record last updated
Aug 2, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(203) 672-2801
Medicare enrollment
Enrolled (PECOS I20110809000380); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 52 Washington Ave

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

  1. Barbara Bacal, RDRegistered Dietitian1528460565
  2. Meredith Kazer, PHD, APRN-BCAdult Health Nurse Practitioner1679633747
  3. Antonio Lopez, M.D.Internal Medicine Physician1063492536
  4. Ralph Mauriello, P.T.Orthopedic Physical Therapist1598073348
  5. Fausto Petruzziello, MDInternal Medicine Physician1316933419
  6. Kriezel Charmel Presta, PA-CPhysician Assistant1316316474

Verify Rebecca Jude Grillo 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 001359
    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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3.0 times the Medicare Part D claims of the average medical physician assistant in 2024

3,463 Medicare Part D claims for 249 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 424 claims were for opioids.

  1. Rebecca Grillo3,463
  2. Specialty average1,148

Most prescribed

  1. Atorvastatin Calcium184 claims
  2. Oxycodone Hcl156 claims
  3. Levothyroxine Sodium139 claims
  4. Oxycodone-Acetaminophen131 claims
  5. Gabapentin117 claims
  6. Alprazolam109 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.

The MIPS final score for 2023 (Medicare payment program): 94.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%99.4
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $2,162.59

111 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rebecca Grillo$2,162.59
  2. Specialty average$1,055.00

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. Family Practice And Internal Medicine, LLCHamden, CT

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

Rebecca Jude Grillo among 1,138 medical physician assistant records in Connecticut

Rebecca Jude Grillo, P.A. is one of 1,138 medical physician assistant records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 24% of them.

  • NPI issued2007 · 24% of these records are older, 68% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2003 · median 2015 among the 732 with a school on file
  • Record last updated2011 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 medical physician assistant records list a practice address in North Haven

They are 15 of the 539 NPPES records with a practice address in North Haven, and 1,138 medical physician assistant records in Connecticut.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Alyson Buck, PA-CNorth Haven, CT 064731053506295
  2. Giavanna Chirico, PA-CNorth Haven, CT 064731841864642
  3. Juan Franco, PA-CNorth Haven, CT 064731134574403
  4. Carrie Fuller, PA-CNorth Haven, CT 064731881149201
  5. Kristen Hoxie, PANorth Haven, CT 064731942396577
  6. Matthew Jones, PANorth Haven, CT 064731295235976
  7. Alexander Keklik, PA-CNorth Haven, CT 064731467061648
  8. Kathleen Orazietti, PANorth Haven, CT 064731588917918

Common questions

What is Rebecca Jude Grillo, P.A.'s NPI number?

Rebecca Jude Grillo, P.A.'s National Provider Identifier (NPI) is 1093856833, issued on Feb 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Jude Grillo, P.A. located?

The NPPES record lists a practice address at 52 Washington Ave, North Haven, CT, 06473. Phone: (203) 672-2800. Providers update this record themselves, so call before visiting.

How can I verify Rebecca Jude Grillo, P.A.'s license?

NPPES lists Connecticut license number 001359, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Rebecca Jude Grillo, P.A. prescribe under Medicare Part D?

In 2024, Rebecca Jude Grillo, P.A. had 3,463 Medicare Part D claims for 249 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Rebecca Jude Grillo, P.A.'s MIPS final score?

The 2023 MIPS final score is 94.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.