Doctor profile · Federal record

Dr. Mark Folk, D.O.

Family Medicine Physician (CMS: Family Practice) · Schaefferstown, PA

  • NPI 1528060001
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2496 Stiegel Pike
Schaefferstown, PA 170880455
(717) 949-2777
fax (717) 949-6925
Mailing address
601 Memory Ln
York, PA 174022231

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
September 20, 2023
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Pennsylvania #OS006270L
Medicaid
PA #001193547

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528060001. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,457
Distinct HCPCS
10
Medicare allowed
$131,490
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 514 252 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 331 182 $124
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 183 183 $125
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 98 98 $75
G0008 Administration of influenza virus vaccine 91 91 $29
83037 Hemoglobin a1c level, by device for home use 74 52 $10
99212 Established patient office or other outpatient visit, 10-19 minutes 52 51 $55
G0442 Annual alcohol misuse screening, 5 to 15 minutes 21 21 $18
99495 Transitional care management services for problem of at least moderate complexity 20 17 $197
G0444 Annual depression screening, 5 to 15 minutes 20 20 $18

In context: peer comparison

Among 2 peers in Schaefferstown Family Medicine Physician, average services per provider: 97. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,090
Patients
789
Total drug cost
$37,917
Drug Type Claims Patients Total cost
Lisinopril Generic 344 87 $3,351
Amlodipine Besylate Generic 296 75 $2,200
Atorvastatin Calcium Generic 294 84 $4,998
Metformin Hcl Generic 232 58 $1,931
Levothyroxine Sodium Generic 227 45 $3,469
Losartan Potassium Generic 226 57 $2,719
Pantoprazole Sodium Generic 213 50 $2,948
Hydrochlorothiazide Generic 212 55 $828
Omeprazole Generic 188 54 $2,255
Metoprolol Succinate Generic 185 44 $3,546

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Folk's medical specialty?
Dr. Mark Folk practices Family Medicine Physician in Schaefferstown, PA.
Where does Dr. Mark Folk practice?
Dr. Mark Folk practices at 2496 Stiegel Pike, Schaefferstown, PA 170880455. Office phone: 7179492777.
What is Dr. Mark Folk's NPI?
Dr. Mark Folk's National Provider Identifier (NPI) is 1528060001, issued by NPPES.
Does Dr. Mark Folk accept Medicare assignment?
Yes. Dr. Mark Folk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Folk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.