Mr John Robert Collen, PA-C - Medicare Physician Assistant in Greenville, SC

Mr John Robert Collen, PA-C is a medicare enrolled "Physician Assistant" in Greenville, South Carolina. He graduated from nursing school in 2003 and has 23 years of diverse experience with area of expertise as Physician Assistant. He is a member of the group practice Circle Medical Care Of California and his current practice location is 905 Verdae Blvd Ste 101, Greenville, South Carolina. You can reach out to his office (for appointments etc.) via phone at (864) 286-7550.

Mr John Robert Collen is licensed to practice in South Carolina (license number 4777) 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 1215058037.

Contact Information

Mr John Robert Collen, PA-C
905 Verdae Blvd Ste 101,
Greenville, SC 29607-4098
(864) 286-7550
(864) 286-7551

Map and Direction




Provider's Profile

Full NameMr John Robert Collen
GenderMale
SpecialityPhysician Assistant
Experience23 Years
Location905 Verdae Blvd Ste 101, Greenville, South Carolina
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:
  • Mr John Robert Collen graduated from nursing school in 2003
  NPI Data:
  • NPI Number: 1215058037
  • Provider Enumeration Date: 04/02/2007
  • Last Update Date: 04/23/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 6103812409
  • Enrollment ID: I20100607000873

Medical Identifiers

Medical identifiers for Mr John Robert Collen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215058037NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363AM0700XPhysician Assistant - Medical PA 17169 (California)Secondary
363A00000XPhysician Assistant 001015349 (North Carolina)Secondary
363A00000XPhysician Assistant 4777 (South Carolina)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Circle Medical Care Of California387089457971

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. Mr John Robert Collen allows following entities to bill medicare on his behalf.
Entity NameCircle Medical Care of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134596091
PECOS PAC ID: 3870894579
Enrollment ID: O20151222002869

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. Mr John Robert Collen 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
Mr John Robert Collen, PA-C
300 E Mcbee Ave Fl 4,
Greenville, SC 29601-2842

Ph: (864) 522-8603
Mr John Robert Collen, PA-C
905 Verdae Blvd Ste 101,
Greenville, SC 29607-4098

Ph: (864) 286-7550

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.

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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