Doctor profile · Federal record

Dr. William Kliefoth, M.D.

Surgery Physician (CMS: General Surgery) · Langhorne, PA

  • NPI 1003844499
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
240 Middletown Boulevard, Ste 101C
Langhorne, PA 190471818
(215) 750-6010
fax (215) 750-6012
Mailing address
Po Box 8500-6335
Philadelphia, PA 191786335

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 24, 2010
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Pennsylvania #OS004863L
Medicaid (4)
PA #0010614860006 · PA #0010614860003 · PA #0010614860005 · PA #0010614860004

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003844499. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
173
Distinct HCPCS
5
Medicare allowed
$21,707
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 61 33 $51
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 42 37 $86
99204 New patient office or other outpatient visit, 45-59 minutes 39 39 $174
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $117
49650 Repair of groin hernia using an endoscope 12 12 $498

In context: peer comparison

Among 4 peers in this city , average services per provider: 36. This provider delivers 4.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
72
Total drug cost
$192
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 73 72 $192

Frequently asked questions

Auto-generated from federal data
What is Dr. William Kliefoth's medical specialty?
Dr. William Kliefoth practices Surgery Physician in Langhorne, PA.
Where does Dr. William Kliefoth practice?
Dr. William Kliefoth practices at 240 Middletown Boulevard, Langhorne, PA 190471818. Office phone: 2157506010.
What is Dr. William Kliefoth's NPI?
Dr. William Kliefoth's National Provider Identifier (NPI) is 1003844499, issued by NPPES.
Does Dr. William Kliefoth accept Medicare assignment?
Yes. Dr. William Kliefoth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Kliefoth commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.