Dr Ruby Grewal, MD - Medicare Psychiatry & Neurology in Erie, PA

Dr Ruby Grewal, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Erie, Pennsylvania. Her current practice location is 650 East Ave, Erie, Pennsylvania. You can reach out to her office (for appointments etc.) via phone at (814) 455-5505.

Dr Ruby Grewal is licensed to practice in Pennsylvania (license number MD476865) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1780178863.

Contact Information

Dr Ruby Grewal, MD
650 East Ave,
Erie, PA 16503-1535
(814) 455-5505
(814) 455-5515

Map and Direction




Physician's Profile

Full NameDr Ruby Grewal
GenderFemale
SpecialityPsychiatry & Neurology - Psychiatry
Location650 East Ave, Erie, Pennsylvania
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1780178863
  • Provider Enumeration Date: 06/21/2018
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3779839204
  • Enrollment ID: I20220816003503

Medical Identifiers

Medical identifiers for Dr Ruby Grewal such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780178863NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 57.246222 (Ohio)Secondary
2084P0800XPsychiatry & Neurology - Psychiatry MD476865 (Pennsylvania)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. Dr Ruby Grewal allows following entities to bill medicare on her behalf.
Entity NamePrimary Health Network
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417932609
PECOS PAC ID: 9234046228
Enrollment ID: O20031124000553

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. Dr Ruby Grewal 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
Dr Ruby Grewal, MD
63 Pitt St,
Sharon, PA 16146-2102

Ph: (724) 342-3002
Dr Ruby Grewal, MD
650 East Ave,
Erie, PA 16503-1535

Ph: (814) 455-5505

Reviews and Comments


Psychiatry & Neurology Doctors in Erie, PA

Ryan J Lynch, DO
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 5535 Peach St, Erie, PA 16509
Phone: 814-868-3488    Fax: 814-868-3499
Kripa Shankar Singh, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 1330 W 26th St, Erie, PA 16508
Phone: 814-459-9300    Fax: 814-454-7780
Sherifia Elaine Heron, M.D.
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Practice Location: 3216 State St, Erie, PA 16508
Phone: 724-437-0729    
Joseph Aaron Holmes, D.O.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 5515 Peach St, Erie, PA 16509
Phone: 181-486-8820    
Dr. Leonard J. Leone, D.O.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 2315 Myrtle St Ste L90, Erie, PA 16502
Phone: 814-452-7575    Fax: 814-452-7574
Erica Grazioli, DO
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 120 E 2nd St Third Floor, Erie, PA 16507
Phone: 814-877-8000    Fax: 814-452-2210
G Renee Thomas-clark, DO
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 4740 Peach St, Erie, PA 16509
Phone: 814-454-3174    Fax: 814-616-8002

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.