Doctor profile · Federal record

Dr. William Holaday, M.D.

Surgery Physician (CMS: General Surgery) · Moorestown, NJ

  • NPI 1851392112
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
401 Young Ave Ste 375A
Moorestown, NJ 080573130
(856) 291-8920
fax (856) 291-8922
Mailing address
301 Lippincott Dr Ste 410
Marlton, NJ 080534197

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
December 21, 2023
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
New Jersey #25MA04411100
Medicaid
NJ #7875509

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851392112. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
240
Distinct HCPCS
7
Medicare allowed
$56,351
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 135 112 $98
19301 Partial removal of breast 24 22 $688
99205 New patient office or other outpatient visit, 60-74 minutes 21 21 $238
38525 Biopsy or removal of deep lymph nodes of underarm 19 19 $240
99214 Established patient office or other outpatient visit, 30-39 minutes 16 14 $139
99212 Established patient office or other outpatient visit, 10-19 minutes 14 13 $58
19303 Simple complete removal of breast 11 11 $1,274

In context: peer comparison

Among 5 peers in Moorestown Surgery Physician, average services per provider: 40. This provider delivers 6.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Holaday's medical specialty?
Dr. William Holaday practices Surgery Physician in Moorestown, NJ.
Where does Dr. William Holaday practice?
Dr. William Holaday practices at 401 Young Ave Ste 375A, Moorestown, NJ 080573130. Office phone: 8562918920.
What is Dr. William Holaday's NPI?
Dr. William Holaday's National Provider Identifier (NPI) is 1851392112, issued by NPPES.
Does Dr. William Holaday accept Medicare assignment?
Yes. Dr. William Holaday accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Holaday commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Partial removal of breast (HCPCS 19301); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.