John H Shackelford Jr, DO - Medicare Internal Medicine in Harwich, MA

John H Shackelford Jr, DO is a medicare enrolled "Internal Medicine" physician in Harwich, Massachusetts. His current practice location is 1421 Orleans Rd, Harwich, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (508) 778-4777.

John H Shackelford Jr is licensed to practice in Massachusetts (license number 220500) 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 1598724072.

Contact Information

John H Shackelford Jr, DO
1421 Orleans Rd,
Harwich, MA 02645-2148
(508) 778-4777
(508) 771-9555

Map and Direction




Physician's Profile

Full NameJohn H Shackelford Jr
GenderMale
SpecialityInternal Medicine
Location1421 Orleans Rd, Harwich, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1598724072
  • Provider Enumeration Date: 03/22/2006
  • Last Update Date: 06/17/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6709814353
  • Enrollment ID: I20050803000997

Medical Identifiers

Medical identifiers for John H Shackelford Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598724072NPI-NPPES
2104296MedicaidMA
J28724OtherMABCBS
AA35717OtherMAHPHC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 220500 (Massachusetts)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. John H Shackelford Jr allows following entities to bill medicare on his behalf.
Entity NameCarewell Urgent Care Centers Of Ma, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740543214
PECOS PAC ID: 7618124470
Enrollment ID: O20120829000745

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. John H Shackelford 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
John H Shackelford Jr, DO
297 North St,
Hyannis, MA 02601-5108

Ph: (508) 862-7777
John H Shackelford Jr, DO
1421 Orleans Rd,
Harwich, MA 02645-2148

Ph: (508) 778-4777

Reviews and Comments


Internal Medicine Doctors in Harwich, MA

Eldad Rosenthal, MD
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Medicare: Medicare Enrolled
Practice Location: 525 Long Pond Drive, Fontaine Medical Center, Harwich, MA 02645
Phone: 508-432-4100    Fax: 508-432-8951
Dr. Mary Romeyn, M.D.
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Practice Location: 61 Continental Dr, Harwich, MA 02645
Phone: 415-254-4682    
Monica E Smith, MD
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Practice Location: 525 Long Pond Drive, Harwich, MA 02645
Phone: 508-432-4100    Fax: 508-432-8951
Dr. Alice Barton, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 525 Long Pond Dr, Fontaine Medical Center, Harwich, MA 02645
Phone: 508-432-4100    Fax: 508-432-8951
Dr. Diana M Arena, D.O.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 55 Clearwater Dr, Harwich, MA 02645
Phone: 774-237-9116    Fax: 774-237-3411
Ziad G Farah, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 525 Long Pond Dr, Fontaine Medical Center, Harwich, MA 02645
Phone: 508-432-4100    Fax: 508-432-8951

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.