Dr Son H Phung, MD - Medicare Internal Medicine in Flint, MI

Dr Son H Phung, MD is a medicare enrolled "Internal Medicine" physician in Flint, Michigan. He graduated from medical school in 1993 and has 31 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Genesee Health System and his current practice location is 725 Mason St, Flint, Michigan. You can reach out to his office (for appointments etc.) via phone at (810) 496-5543.

Dr Son H Phung is licensed to practice in Michigan (license number 4301079180) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1174550172.

Contact Information

Dr Son H Phung, MD
725 Mason St,
Flint, MI 48503-2421
(810) 496-5543
Not Available

Map and Direction




Physician's Profile

Full NameDr Son H Phung
GenderMale
SpecialityInternal Medicine
Experience31 Years
Location725 Mason St, Flint, Michigan
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Son H Phung graduated from medical school in 1993
  NPI Data:
  • NPI Number: 1174550172
  • Provider Enumeration Date: 06/26/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8921193491
  • Enrollment ID: I20070927001026

Medical Identifiers

Medical identifiers for Dr Son H Phung such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1174550172NPI-NPPES
1101103412OtherMIBLUE CROSS PIN
110231493OtherMIRAILROAD MEDICARE
1538397120OtherMIGROUP NPI
4837343MedicaidMI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 4301079180 (Michigan)Primary
208M00000XHospitalist 01071370A (Indiana)Secondary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Genesee Health System600205109131

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 Son H Phung allows following entities to bill medicare on his behalf.
Entity NameGenesee Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043554348
PECOS PAC ID: 6002051091
Enrollment ID: O20130321000586

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 Son H Phung 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 Son H Phung, MD
400 Medical Park Dr,
Watervliet, MI 49098-9225

Ph: (269) 463-3600
Dr Son H Phung, MD
725 Mason St,
Flint, MI 48503-2421

Ph: (810) 496-5543

Reviews and Comments


Internal Medicine Doctors in Flint, MI

Vidya Sagar Kollu, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: G3230 Beecher Rd, Suite 2, Flint, MI 48532
Phone: 810-342-5800    Fax: 810-342-5810
Dr. Mohamad Monir Khoulani, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5080 Villa Linde Pkwy, Unit 4, Flint, MI 48532
Phone: 810-720-5440    Fax: 810-720-4670
Russell Diponio, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4444 W Bristol Rd Ste 150, Flint, MI 48507
Phone: 810-230-9500    Fax: 810-230-0169
Muhammad Bakleh, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5040 Villa Linde Pkwy, Flint, MI 48532
Phone: 810-230-0788    
Dr. Haymanot Y Gebre, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: G3230 Beecher Rd Ste 2, Flint, MI 48532
Phone: 810-342-5800    Fax: 810-342-5810
Dr. Donald J Hardman, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3499 S Linden Rd Ste 2, Flint, MI 48507
Phone: 810-820-8121    Fax: 810-820-8335
Hameem Changezi, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5084 Villa Linde Pkwy, Suite 6, Flint, MI 48532
Phone: 810-600-3399    Fax: 810-600-3398

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.