Areeg Najeeb Rehman, DO - Medicare Internal Medicine in Buffalo, NY

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Areeg Najeeb Rehman, DO is a medicare enrolled "Internal Medicine" physician in Buffalo, New York. Her current practice location is 85 High St, Buffalo, New York. You can reach out to her office (for appointments etc.) via phone at (716) 630-1000.

Areeg Najeeb Rehman is licensed to practice in New York (license number 324622) 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 1922666460.

Contact Information

Areeg Najeeb Rehman, DO
85 High St,
Buffalo, NY 14203-1149
(716) 630-1000
Not Available

Map and Direction




Physician's Profile

Full NameAreeg Najeeb Rehman
GenderFemale
SpecialityInternal Medicine
Location85 High St, Buffalo, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1922666460
  • Provider Enumeration Date: 05/30/2019
  • Last Update Date: 08/08/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0547697393
  • Enrollment ID: I20240613001248

Medical Identifiers

Medical identifiers for Areeg Najeeb Rehman such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922666460NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 250603 (North Carolina)Secondary
207R00000XInternal Medicine 324622 (New York)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. Areeg Najeeb Rehman allows following entities to bill medicare on her behalf.
Entity NameSisters Of Charity Hospital Of Buffalo New York
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790727543
PECOS PAC ID: 6204749153
Enrollment ID: O20031126000557
Entity NameMercy Hospital Of Buffalo
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1164464921
PECOS PAC ID: 8729991666
Enrollment ID: O20040702001253

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. Areeg Najeeb Rehman 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
Areeg Najeeb Rehman, DO
425 Essjay Rd Ste 170,
Williamsville, NY 14221-8235

Ph: (716) 630-1219		Areeg Najeeb Rehman, DO
85 High St,
Buffalo, NY 14203-1149

Ph: (716) 630-1000

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).

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