Doctor profile · Federal record

Dr. John Mallen, MD

Plastic Surgery Physician (CMS: Plastic and Reconstructive Surgery) · Plastic Surgery Physician · Salem, NH

  • NPI 1427037951
  • Accepts Medicare
  • 38 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
32 Stiles RD, Ste 204
Salem, NH 03079
(603) 894-9898
fax (603) 894-6270

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
September 4, 2012
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
208200000X — NUCC code
State licenses (2)
New Hampshire #10052 · Massachusetts #154434

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427037951. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
510
Distinct HCPCS
7
Medicare allowed
$47,576
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 291 77 $91
99203 New patient office or other outpatient visit, 30-44 minutes 49 49 $113
99213 Established patient office or other outpatient visit, 20-29 minutes 48 19 $65
11104 Punch biopsy, first skin growth 44 30 $129
11042 Removal of skin and tissue, 20.0 sq cm or less 30 14 $132
11105 Punch biopsy, each additional skin growth 27 16 $61
11042 Removal of skin and tissue, 20.0 sq cm or less 21 13 $60

In context: peer comparison

Among 1 peers in this city , average services per provider: 72. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
27
Patients
23
Total drug cost
$148
Drug Type Claims Patients Total cost
Cefadroxil Generic 27 23 $148

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Mallen's medical specialty?
Dr. John Mallen practices Plastic Surgery Physician in Salem, NH.
Where does Dr. John Mallen practice?
Dr. John Mallen practices at 32 Stiles RD, Salem, NH 03079. Office phone: 6038949898.
What is Dr. John Mallen's NPI?
Dr. John Mallen's National Provider Identifier (NPI) is 1427037951, issued by NPPES.
Does Dr. John Mallen accept Medicare assignment?
Yes. Dr. John Mallen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Mallen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.