Dr Douglas F Marks Jr, MD - Medicare Rheumatology in Manchester, NH

Dr Douglas F Marks Jr, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Manchester, New Hampshire. He went to University Of Massachusetts Medical School and graduated in 2001 and has 23 years of diverse experience with area of expertise as Rheumatology. He is a member of the group practice Elliot Professional Services and his current practice location is 87 Mcgregor St, Ste 4100, Manchester, New Hampshire. You can reach out to his office (for appointments etc.) via phone at (603) 695-2500.

Dr Douglas F Marks Jr is licensed to practice in New Hampshire (license number 12110) 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 1013924240.

Contact Information

Dr Douglas F Marks Jr, MD
87 Mcgregor St, Ste 4100,
Manchester, NH 03102-3765
(603) 695-2500
(603) 695-2647

Map and Direction




Physician's Profile

Full NameDr Douglas F Marks Jr
GenderMale
SpecialityRheumatology
Experience23 Years
Location87 Mcgregor St, Manchester, New Hampshire
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 Douglas F Marks Jr attended and graduated from University Of Massachusetts Medical School in 2001
  NPI Data:
  • NPI Number: 1013924240
  • Provider Enumeration Date: 08/01/2006
  • Last Update Date: 07/20/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 7416957238
  • Enrollment ID: I20061229000409

Medical Identifiers

Medical identifiers for Dr Douglas F Marks Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013924240NPI-NPPES
30206364MedicaidNH
1013262MedicaidVT

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology 12110 (New Hampshire)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Elliot HospitalManchester, NHHospital
Concord HospitalConcord, NHHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Elliot Professional Services6103727920304

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 Douglas F Marks Jr allows following entities to bill medicare on his behalf.
Entity NameElliot Professional Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285627935
PECOS PAC ID: 6103727920
Enrollment ID: O20040115000634

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 Douglas F Marks Jr 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 Douglas F Marks Jr, MD
87 Mcgregor St, Ste 4100,
Manchester, NH 03102-3765

Ph: (603) 695-2500
Dr Douglas F Marks Jr, MD
87 Mcgregor St, Ste 4100,
Manchester, NH 03102-3765

Ph: (603) 695-2500

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.

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