Ali Hassan Abbas, MD - Medicare Internal Medicine in Pontiac, MI

Ali Hassan Abbas, MD is a medicare enrolled "Internal Medicine" physician in Pontiac, Michigan. His current practice location is 44405 Woodward Ave, Pontiac, Michigan. You can reach out to his office (for appointments etc.) via phone at (248) 858-6233.

Ali Hassan Abbas is licensed to practice in Maine (license number MD26050) 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 1972167526.

Contact Information

Ali Hassan Abbas, MD
44405 Woodward Ave,
Pontiac, MI 48341
(248) 858-6233
(248) 858-3244

Map and Direction




Physician's Profile

Full NameAli Hassan Abbas
GenderMale
SpecialityInternal Medicine
Location44405 Woodward Ave, Pontiac, Michigan
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1972167526
  • Provider Enumeration Date: 04/30/2019
  • Last Update Date: 01/04/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 0648506428
  • Enrollment ID: I20230322002541

Medical Identifiers

Medical identifiers for Ali Hassan Abbas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972167526NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine MD26050 (Maine)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. Ali Hassan Abbas allows following entities to bill medicare on his behalf.
Entity NameNes Medical Services Of New England Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396401907
PECOS PAC ID: 6204229669
Enrollment ID: O20220322000330
Entity NameApogee Medical Group Maine Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659152742
PECOS PAC ID: 8527415462
Enrollment ID: O20231114001939

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. Ali Hassan Abbas 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
Ali Hassan Abbas, MD
44405 Woodward Ave, Internal Medicine,
Pontiac, MI 48341

Ph: (248) 858-6233
Ali Hassan Abbas, MD
44405 Woodward Ave,
Pontiac, MI 48341

Ph: (248) 858-6233

Reviews and Comments


Internal Medicine Doctors in Pontiac, MI

Essa Hanna Hattar, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 50 N Perry St, Pontiac, MI 48342
Phone: 248-338-5392    
Judie R. Goodman, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: Iha Hematology Oncology Oakland, 44405 Woodward Avenue, Suite 202, Pontiac, MI 48341
Phone: 248-858-2270    Fax: 248-335-6171
Dr. Kalyana S Ramamurthi, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 44200 Woodward Ave, Suie 209, Pontiac, MI 48341
Phone: 248-253-0330    Fax: 248-253-1982
Dr. Ravinder Kamal Singala, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 44405 Woodward Ave, Pontiac, MI 48341
Phone: 248-858-3000    
Humberto Diaz Del Castillo Guzman, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 44405 Woodward Ave # H23, Pontiac, MI 48341
Phone: 947-500-7744    
Dr. Fahd Al-saghir, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 44200 Woodward Ave, Suite 209, Pontiac, MI 48341
Phone: 248-253-0330    Fax: 248-253-1982
Dr. Matthew Lee Edwards, D.O,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 50 N Perry St, Pontiac, MI 48342
Phone: 248-338-5000    

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.