Doctor profile · Federal record

Dr. Stephen Murphy, MD

Internal Medicine Physician (CMS: Internal Medicine) · North Reading, MA

  • NPI 1003845611
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21 Main St, Suite 3C
North Reading, MA 01864
(978) 664-1610
fax (978) 664-1634

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 27, 2012
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #47892

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003845611. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,107
Distinct HCPCS
10
Medicare allowed
$99,176
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 407 210 $98
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 196 196 $142
G0444 Annual depression screening, 5 to 15 minutes 123 123 $21
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 120 112 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 76 65 $140
83036 Hemoglobin a1c level 57 37 $10
99496 Transitional care management services for problem of high complexity 35 26 $300
90756 Influenza vaccine, quadrivalent derived from cell cultures 26 26 $29
G0008 Administration of influenza virus vaccine 26 26 $29
G0447 Face-to-face behavioral counseling for obesity, 15 minutes 25 24 $28

In context: peer comparison

Among 2 peers in North Reading Internal Medicine Physician, average services per provider: 75. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$231
Transactions
11
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 10 $211.69
AstraZeneca Pharmaceuticals Lp 1 $18.96

By nature of payment

Food and Beverage
$231

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,963
Patients
530
Total drug cost
$29,854
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 325 94 $5,926
Lisinopril Generic 297 80 $3,145
Simvastatin Generic 167 46 $1,756
Metoprolol Succinate Generic 161 46 $4,999
Levothyroxine Sodium Generic 144 39 $2,398
Amlodipine Besylate Generic 133 36 $1,103
Metformin Hcl Generic 113 32 $1,255
Allopurinol Generic 88 25 $1,748
Sertraline Hcl Generic 87 27 $953
Tamsulosin Hcl Generic 86 26 $3,206

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Murphy's medical specialty?
Dr. Stephen Murphy practices Internal Medicine Physician in North Reading, MA.
Where does Dr. Stephen Murphy practice?
Dr. Stephen Murphy practices at 21 Main St, North Reading, MA 01864. Office phone: 9786641610.
What is Dr. Stephen Murphy's NPI?
Dr. Stephen Murphy's National Provider Identifier (NPI) is 1003845611, issued by NPPES.
Does Dr. Stephen Murphy accept Medicare assignment?
Yes. Dr. Stephen Murphy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Murphy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.