Mark William Clark, RN, MSN - Medicare Nurse Anesthetist, Certified Registered in York, PA

Mark William Clark, RN, MSN is a medicare enrolled "Nurse Anesthetist, Certified Registered" in York, Pennsylvania. His current practice location is 25 Monument Rd Ste 270, York, Pennsylvania. You can reach out to his office (for appointments etc.) via phone at (717) 741-8250.

Mark William Clark is licensed to practice in Pennsylvania (license number RN576200) 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 1649516584.

Contact Information

Mark William Clark, RN, MSN
25 Monument Rd Ste 270,
York, PA 17403-5073
(717) 741-8250
(717) 741-8289

Map and Direction




Provider's Profile

Full NameMark William Clark
GenderMale
SpecialityNurse Anesthetist, Certified Registered
Location25 Monument Rd Ste 270, York, Pennsylvania
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1649516584
  • Provider Enumeration Date: 12/21/2012
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3971874033
  • Enrollment ID: I20170808001173

Medical Identifiers

Medical identifiers for Mark William Clark such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1649516584NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered R227805 (Maryland)Secondary
367500000XNurse Anesthetist, Certified Registered RN576200 (Pennsylvania)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. Mark William Clark allows following entities to bill medicare on his behalf.
Entity NameFirst Colonies Anesthesia Associates, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740218767
PECOS PAC ID: 8426039744
Enrollment ID: O20040525000119

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. Mark William Clark 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
Mark William Clark, RN, MSN
3421 Concord Rd,
York, PA 17402-9001

Ph: (717) 741-8250
Mark William Clark, RN, MSN
25 Monument Rd Ste 270,
York, PA 17403-5073

Ph: (717) 741-8250

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in York, PA

Adrienne Chakot, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1001 S George St, York, PA 17403
Phone: 717-812-7687    
Robert Merritt, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 25 Monument Rd Ste 270, York, PA 17403
Phone: 717-741-8250    Fax: 717-741-8289
James O Nell, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1001 S George St, York, PA 17403
Phone: 717-812-7687    
Mr. Paul G Hester, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 25 Monument Rd Ste 270, York, PA 17403
Phone: 717-741-8250    Fax: 717-741-8289
Allison Weston,
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 1001 S George St, York, PA 17403
Phone: 717-812-7687    Fax: 717-851-5250
Deborah L Aumiller, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1001 S George St, York, PA 17403
Phone: 717-812-7687    
Linda K Zinkand, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 1001 S George St, York, PA 17403
Phone: 717-851-2415    Fax: 717-851-5250

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.