Doctor profile · Federal record

Dr. John Shearman, MD

Rheumatology Physician · Rheumatology Physician · Rheumatology Physician · Portsmouth, NH

  • NPI 1689661498
  • MIPS 57.0 / 100 · 2023
  • 21 yrs on file
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
278 Lafayette RD
Portsmouth, NH 038015455
(603) 431-0835
fax (603) 431-1346

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
August 8, 2007
Specialty taxonomy
207RR0500X — NUCC code
State licenses (3)
New Hampshire #5354 · Maine #011696 · Massachusetts #60527
Medicaid
NH #81110509

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689661498. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,144
Distinct HCPCS
3
Medicare allowed
$141,097
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 973 202 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 128 75 $91
99203 New patient office or other outpatient visit, 30-44 minutes 43 43 $113

In context: peer comparison

Among 1 peers in this city , average services per provider: 381. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,774
Patients
435
Total drug cost
$373,957
Drug Type Claims Patients Total cost
Prednisone Generic 508 138 $8,803
Methotrexate (Methotrexate Sodium) Brand 303 58 $11,060
Alendronate Sodium Generic 163 55 $1,034
Methylprednisolone Generic 159 36 $6,862
Hydroxychloroquine Sulfate Generic 135 32 $8,125
Allopurinol Generic 134 33 $2,240
Diclofenac Sodium Generic 88 26 $1,262
Tramadol Hcl Generic 58 12 $404
Sulfasalazine Generic 53 13 $1,614
Celecoxib Generic 47 16 $2,720

Frequently asked questions

Auto-generated from federal data
What is Dr. John Shearman's medical specialty?
Dr. John Shearman practices Rheumatology Physician in Portsmouth, NH.
Where does Dr. John Shearman practice?
Dr. John Shearman practices at 278 Lafayette RD, Portsmouth, NH 038015455. Office phone: 6034310835.
What is Dr. John Shearman's NPI?
Dr. John Shearman's National Provider Identifier (NPI) is 1689661498, issued by NPPES.
What procedures does Dr. John Shearman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.