Doctor profile · Federal record

Dr. Nancy Chasko, MD

Internal Medicine Physician (CMS: Internal Medicine) · York, PA

  • NPI 1801094073
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25 Monument RD, Suite 140
York, PA 174035060
(717) 741-8003
fax (717) 461-7404
Mailing address
3421 Concord RD
York, PA 174029001

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
June 8, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MD440612
Medicaid
PA #102501689

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801094073. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
865
Distinct HCPCS
10
Medicare allowed
$91,329
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 402 219 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 128 109 $86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 70 70 $124
G0008 Administration of influenza virus vaccine 65 64 $29
90662 Influenza vaccine split virus, preservative free 61 60 $71
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $162
91320 Sarscv2 vac 30mcg trs-suc im 19 19 $128
99495 Transitional care management services for problem of at least moderate complexity 19 18 $197
80305 Testing for presence of drug, read by direct observation 18 17 $12
90480 Admn sarscov2 vacc 1 dose 18 18 $39

In context: peer comparison

Among 33 peers in York Internal Medicine Physician, average services per provider: 119. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,804
Patients
777
Total drug cost
$132,044
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 443 116 $6,034
Levothyroxine Sodium Generic 277 68 $4,822
Losartan Potassium Generic 253 71 $3,474
Rosuvastatin Calcium Generic 232 69 $4,502
Amlodipine Besylate Generic 209 69 $1,651
Lisinopril Generic 197 59 $1,689
Alendronate Sodium Generic 156 35 $5,117
Hydrochlorothiazide Generic 156 42 $871
Metoprolol Succinate Generic 149 38 $2,853
Gabapentin Generic 143 39 $3,227

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nancy Chasko's medical specialty?
Dr. Nancy Chasko practices Internal Medicine Physician in York, PA.
Where does Dr. Nancy Chasko practice?
Dr. Nancy Chasko practices at 25 Monument RD, York, PA 174035060. Office phone: 7177418003.
What is Dr. Nancy Chasko's NPI?
Dr. Nancy Chasko's National Provider Identifier (NPI) is 1801094073, issued by NPPES.
Does Dr. Nancy Chasko accept Medicare assignment?
Yes. Dr. Nancy Chasko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nancy Chasko commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.