Robert A Grillo Jr, MD - Medicare Psychiatry & Neurology in Groton, CT

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Robert A Grillo Jr, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Groton, Connecticut. His current practice location is 1 Wahoo Ave, Groton, Connecticut. You can reach out to his office (for appointments etc.) via phone at (860) 694-4966.

Robert A Grillo Jr is licensed to practice in Connecticut (license number 26488) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1770565566.

Contact Information

Robert A Grillo Jr, MD
1 Wahoo Ave,
Groton, CT 06349-2324
(860) 694-4966
(860) 694-3388

Map and Direction




Physician's Profile

Full NameRobert A Grillo Jr
GenderMale
SpecialityPsychiatry & Neurology - Psychiatry
Location1 Wahoo Ave, Groton, Connecticut
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1770565566
  • Provider Enumeration Date: 11/17/2005
  • Last Update Date: 06/20/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0143224691
  • Enrollment ID: I20060914000338

Medical Identifiers

Medical identifiers for Robert A Grillo Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1770565566NPI-NPPES
001264887MedicaidCT

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 26488 (Connecticut)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Robert A Grillo Jr allows following entities to bill medicare on his behalf.
Entity NameWindham Community Memorial Hospital, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023191467
PECOS PAC ID: 2961309059
Enrollment ID: O20031217000231
Entity NameThe William W Backus Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467517235
PECOS PAC ID: 0749170645
Enrollment ID: O20040316000739

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Robert A Grillo Jr is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Robert A Grillo Jr, MD
1 Wahoo Ave,
Groton, CT 06349-2324

Ph: (860) 694-4966		Robert A Grillo Jr, MD
1 Wahoo Ave,
Groton, CT 06349-2324

Ph: (860) 694-4966

Reviews and Comments


Psychiatry & Neurology Doctors in Groton, CT

Dr. Julia Jacobs, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 1 Wahoo Ave, Groton, CT 06349
Phone: 860-694-4496    
David Baird Lobozzo, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 1 Wahoo Ave, Groton, CT 06349
Phone: 860-694-4966    
Dr. Douglas Charles Mcadams, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 1 Wahoo Ave, Groton, CT 06349
Phone: 860-694-4123    
Mark William Mittauer, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: Rte 12 Bldg 449, Groton, CT 06349
Phone: 860-694-2377    Fax: 860-694-2590
Dr. Kimberly C. Riquelme, D.O.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 1353 Gold Star Hwy, Groton, CT 06340
Phone: 860-449-9947    
Dr. Ismail Yahyazade, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: Route 12 Bldg 449, Naval Ambulatory Care Center Attn Professional Affairs, Groton, CT 06349
Phone: 860-694-2377    Fax: 860-694-2590

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.