Portia M Harris, MD - Medicare Rheumatology in Hattiesburg, MS

Portia M Harris, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Hattiesburg, Mississippi. She went to Tulane University School Of Medicine and graduated in 2003 and has 21 years of diverse experience with area of expertise as Rheumatology. She is a member of the group practice Hattiesburg Clinic, Pa and her current practice location is 104 Millsaps Dr, Hattiesburg, Mississippi. You can reach out to her office (for appointments etc.) via phone at (601) 288-7500.

Portia M Harris is licensed to practice in Mississippi (license number 20212) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1669662292.

Contact Information

Portia M Harris, MD
104 Millsaps Dr,
Hattiesburg, MS 39402-1328
(601) 288-7500
(601) 268-5179

Map and Direction




Physician's Profile

Full NamePortia M Harris
GenderFemale
SpecialityRheumatology
Experience21 Years
Location104 Millsaps Dr, Hattiesburg, Mississippi
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Portia M Harris attended and graduated from Tulane University School Of Medicine in 2003
  NPI Data:
  • NPI Number: 1669662292
  • Provider Enumeration Date: 07/30/2007
  • Last Update Date: 07/22/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 0840364261
  • Enrollment ID: I20080804000235

Medical Identifiers

Medical identifiers for Portia M Harris such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669662292NPI-NPPES
9730184OtherMSAETNA
1058289MedicaidLA
030152720MedicaidMS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology 20212 (Mississippi)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Forrest General HospitalHattiesburg, MSHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hattiesburg Clinic, Pa5193706794489

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. Portia M Harris allows following entities to bill medicare on her behalf.
Entity NameHattiesburg Clinic Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740213446
PECOS PAC ID: 5193706794
Enrollment ID: O20040528000685

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. Portia M Harris 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
Portia M Harris, MD
415 S 28th Ave,
Hattiesburg, MS 39401-7246

Ph: (601) 288-7500
Portia M Harris, MD
104 Millsaps Dr,
Hattiesburg, MS 39402-1328

Ph: (601) 288-7500

Reviews and Comments


Internal Medicine Doctors in Hattiesburg, MS

Laurie Evans Douglas, MD
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Practice Location: 301 S 28th Ave, Hattiesburg, MS 39401
Phone: 601-261-1700    Fax: 601-288-8290
Dr. Charles Ramsey Mccollum Iii, M.D.
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Practice Location: 415 S 28th Ave, Hattiesburg, MS 39401
Phone: 601-268-5650    Fax: 601-579-5212
Porter Hudson Glover, M.D.
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Practice Location: 415 S 28th Ave, Hattiesburg, MS 39401
Phone: 601-268-5680    Fax: 601-268-5778
Alex Gauthier,
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Practice Location: 5001 Hardy St, Hattiesburg, MS 39402
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Grettel Rodriguez Garcia,
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Practice Location: 31 Woodstone Dr, Hattiesburg, MS 39402
Phone: 347-342-2441    
Ms. Manal Mohammad Abdur Rahman, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 7 Medical Blvd, Hattiesburg, MS 39401
Phone: 601-296-2990    Fax: 601-296-2860
Dr. Vashishtha Patel, DO
Rheumatology
Medicare: Medicare Enrolled
Practice Location: 5001 Hardy St, Hattiesburg, MS 39402
Phone: 704-733-7499    

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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