Doctor profile · Federal record

Dr. James Koren, MD

Surgery Physician (CMS: General Surgery) · Surgery Physician · Plymouth, NH

  • NPI 1952360430
  • Accepts Medicare
  • MIPS 84.7 / 100 · 2023
  • 30 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16 Hospital Road, Speare Surgical Services
Plymouth, NH 03264
(603) 536-5670
fax (603) 536-1544
Mailing address
P.O. Box 706
Plymouth, NH 032640706

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
October 20, 2015
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
New Hampshire #13971 · Pennsylvania #MD419656
Medicaid (4)
PA #001950383 · VT #1015430 · NH #30208058 · NH #3072796

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952360430. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
111
Distinct HCPCS
5
Medicare allowed
$8,216
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 46 35 $57
99213 Established patient office or other outpatient visit, 20-29 minutes 24 18 $91
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 13 $78
99202 New patient office or other outpatient visit, 15-29 minutes 12 12 $68
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $105

In context: peer comparison

Among 1 peers in Plymouth Surgery Physician, average services per provider: 22. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
27
Patients
0
Total drug cost
$697
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 14 0 $366
Omeprazole Generic 13 0 $331

Frequently asked questions

Auto-generated from federal data
What is Dr. James Koren's medical specialty?
Dr. James Koren practices Surgery Physician in Plymouth, NH.
Where does Dr. James Koren practice?
Dr. James Koren practices at 16 Hospital Road, Plymouth, NH 03264. Office phone: 6035365670.
What is Dr. James Koren's NPI?
Dr. James Koren's National Provider Identifier (NPI) is 1952360430, issued by NPPES.
Does Dr. James Koren accept Medicare assignment?
Yes. Dr. James Koren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Koren commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.