Doctor profile · Federal record

Dr. Karla Ludwig, MD

Hematology & Oncology Physician · Ephrata, PA

  • NPI 1225021850
  • 21 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
460 N Reading RD
Ephrata, PA 175229606
(717) 721-4840
fax (717) 738-3558
Mailing address
3421 Concord RD
York, PA 174029001

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
June 16, 2021
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #036017E
Medicaid
PA #0011850260002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225021850. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
199
Distinct HCPCS
5
Medicare allowed
$16,799
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 59 49 $64
99214 Established patient office or other outpatient visit, 30-39 minutes 58 40 $95
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $128
99203 New patient office or other outpatient visit, 30-44 minutes 33 33 $81
99451 Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes 15 15 $35

In context: peer comparison

Among 2 peers in this city , average services per provider: 33. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
113
Patients
11
Total drug cost
$350,642
Drug Type Claims Patients Total cost
Hydroxyurea Generic 50 11 $2,018
Allopurinol Generic 31 0 $277
Imbruvica (Ibrutinib) Brand 21 0 $340,264
Eliquis (Apixaban) Brand 11 0 $8,084

Frequently asked questions

Auto-generated from federal data
What is Dr. Karla Ludwig's medical specialty?
Dr. Karla Ludwig practices Hematology & Oncology Physician in Ephrata, PA.
Where does Dr. Karla Ludwig practice?
Dr. Karla Ludwig practices at 460 N Reading RD, Ephrata, PA 175229606. Office phone: 7177214840.
What is Dr. Karla Ludwig's NPI?
Dr. Karla Ludwig's National Provider Identifier (NPI) is 1225021850, issued by NPPES.
What procedures does Dr. Karla Ludwig 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); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.