Mark A Key , PA
Physician Assistant • Hershey, PA
Professional Overview & Biography Verified Profile Summary
Mark Key, PA is a certified Physician Assistant practicing in Hershey, PA. With approximately 30 years of clinical experience since completing medical education in 1996, Mark Key delivers high-quality medical care to the local community at 500 UNIVERSITY DR.
Mark Key maintains professional affiliations with Cheyenne Regional Physicians Group Llc, Rmh Medical Group Llc, Northern Arizona Healthcare Corporation and accepts Medicare assignment.
Frequently performed procedures and clinical services include harvest of veins for coronary artery bypass procedure using an endoscope, coronary artery bypass using artery graft, 1 graft, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
500 University Dr
Hershey, PA 170332360
Medicare Profile & Education
Other
1996
✓ Accepts Assignment
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Physician Assistant in Hershey, PA
Practicing in Hershey, PA (8068 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
33508
Harvest of veins for coronary artery bypass procedure using an endoscope
|
11 | 11 | $10.45 | $2.35 |
|
33533
Coronary artery bypass using artery graft, 1 graft
|
11 | 11 | $1193.69 | $243.48 |
Medical Specialties & State Licenses
CMS Verified: 2025-10-08NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363AS0400X
Definition to come...
NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363AS0400X
Definition to come...
NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Additional State Medicaid & Healthcare Payer Identifiers
Hospital & Practice Group Affiliations
Cheyenne Regional Physicians Group Llc
4116 Laramie St, Cheyenne, WY 820011969
Phone: 3076357961
Chesapeake Regional Medical Group
744 Battlefield Blvd N, Chesapeake, VA 233204941
Phone: 7573123132
Northern Arizona Healthcare Corporation
7810 N Us Hwy 89, Flagstaff, AZ 860046255
Phone: 9285228375
Northern Arizona Healthcare Corporation
1200 N Beaver St, Flagstaff, AZ 860013118
Phone: 9282142920
Rmh Medical Group Llc
2006 Health Campus Dr, Rockingham, VA 228018679
Phone: 5406895555
Druid City Physician Services Llc
701 University Blvd E, Tuscaloosa, AL 354017428
Phone: 2057520694
Chesapeake Regional Medical Group
300 Medical Pkwy, Chesapeake, VA 233204985
Northern Arizona Healthcare Corporation
1200 N Beaver St, Flagstaff, AZ 860013118
Chesapeake Regional Medical Group
736 Battlefield Blvd N, Chesapeake, VA 233204941
Phone: 7573126102
Northern Arizona Healthcare Corporation
1215 N Beaver St, Flagstaff, AZ 860013126
Phone: 9287732249
Secondary Practice Locations
17021 Us Highway 441
Mount Dora, FL 327576734
Phone: 3527207999
1324 Lakeland Hills Blvd
Lakeland, FL 338054543
Phone: 8636871100
2006 Health Campus Dr Ste 200
Rockingham, VA 228018679
Phone: 5406895555
600 E Dixie Ave
Leesburg, FL 347485925
Phone: 3523235467
2 Tampa General Cir
Tampa, FL 336063571
Phone: 8138218038
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Surgery - Vascular Surgery
Doctor of Medicine (M.D.)
Pediatrics - Pediatric Endocrinology
Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.)
Nurse Anesthetist, Certified Registered
Certified Registered Nurse Anesthetist
Internal Medicine - Hematology & Oncology
Doctor of Medicine (M.D.)
Anesthesiology
Doctor of Medicine (M.D.)
Physical Therapist
Physical Therapist, Doctor of Physical Therapy
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at PO BOX 858, HERSHEY, PA 170330858 (Tel: 8002431455)
Physician Assistant (License #PA9112176 in FL)
Physician Assistant (License #C5-0000477 in DE)
Physician Assistant (License #PA9112176 in FL)
NPI status registered as active in NPPES database
Registered at 500 UNIVERSITY DR, HERSHEY, PA 170332360 (Tel: 8002431455)
Registered at P.O. BOX 858, MC A410, HERSHEY, PA 170330858 (Tel: 8002431455)
Recorded as MARK KEY, PA
Physician Assistant (License #C5-0000477 in DE)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
Po Box 858
Hershey, PA 170330858
Phone: 8002431455
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