Dian Patricia Grandison, FNP - Medicare Family Medicine in Baltimore, MD

Dian Patricia Grandison, FNP is a medicare enrolled "Family Medicine" physician in Baltimore, Maryland. Her current practice location is 4940 Eastern Ave, Baltimore, Maryland. You can reach out to her office (for appointments etc.) via phone at (410) 550-5452.

Dian Patricia Grandison is licensed to practice in Maryland (license number R238234) 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 1083137970.

Contact Information

Dian Patricia Grandison, FNP
4940 Eastern Ave,
Baltimore, MD 21224-2735
(410) 550-5452
(410) 550-0539

Map and Direction




Physician's Profile

Full NameDian Patricia Grandison
GenderFemale
SpecialityFamily Medicine
Location4940 Eastern Ave, Baltimore, Maryland
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1083137970
  • Provider Enumeration Date: 07/21/2017
  • Last Update Date: 05/06/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6305255241
  • Enrollment ID: I20210506000475

Medical Identifiers

Medical identifiers for Dian Patricia Grandison such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1083137970NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine F341403-1 (New York)Secondary
207Q00000XFamily Medicine R238234 (Maryland)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. Dian Patricia Grandison allows following entities to bill medicare on her behalf.
Entity NameJohns Hopkins University
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1922008549
PECOS PAC ID: 8921903147
Enrollment ID: O20031215000719

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. Dian Patricia Grandison 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
Dian Patricia Grandison, FNP
6201 Greenleigh Ave,
Baltimore, MD 21220-2004

Ph: (410) 933-6423
Dian Patricia Grandison, FNP
4940 Eastern Ave,
Baltimore, MD 21224-2735

Ph: (410) 550-5452

Reviews and Comments


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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.