Doctor profile · Federal record

Dr. Mark Farnum, PAC

Physician Assistant · Marshfield, MA

  • NPI 1841365319
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
50 Tupelo RD
Marshfield, MA 020504427
(781) 837-9030
Mailing address
1020 Pleasant Street
Brockton, MA 02301

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Massachusetts #642

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841365319. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,084
Distinct HCPCS
7
Medicare allowed
$96,481
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 400 54 $108
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 267 33 $72
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 213 29 $68
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 137 33 $98
99497 Advance care planning, first 30 minutes 29 17 $68
99239 Hospital discharge day management, more than 30 minutes 23 20 $104
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 15 13 $140

In context: peer comparison

Among 1 peers in Marshfield Physician Assistant, average services per provider: 154. This provider delivers 7.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Farnum's medical specialty?
Dr. Mark Farnum practices Physician Assistant in Marshfield, MA.
Where does Dr. Mark Farnum practice?
Dr. Mark Farnum practices at 50 Tupelo RD, Marshfield, MA 020504427. Office phone: 7818379030.
What is Dr. Mark Farnum's NPI?
Dr. Mark Farnum's National Provider Identifier (NPI) is 1841365319, issued by NPPES.
What procedures does Dr. Mark Farnum commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.