Doctor profile · Federal record

Dr. John Chisholm, D.O.

Internal Medicine Physician (CMS: Internal Medicine) · Norwood, MA

  • NPI 1639291792
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1177 Boston Providence Tpke
Norwood, MA 020625019
(781) 278-5540
fax (781) 762-7623

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
January 7, 2021
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #258526

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639291792. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,819
Distinct HCPCS
10
Medicare allowed
$56,975
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 356 171 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 168 114 $98
83036 Hemoglobin a1c level 112 78 $9
80061 Blood test, lipids (cholesterol and triglycerides) 99 97 $13
99213 Established patient office or other outpatient visit, 20-29 minutes 99 90 $85
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 87 87 $60
80048 Blood test, basic group of blood chemicals (calcium, total) 76 53 $8
82565 Blood creatinine level 72 68 $5
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 62 52 $8
84443 Blood test, thyroid stimulating hormone (tsh) 61 51 $16

In context: peer comparison

Among 15 peers in this city , average services per provider: 95. This provider delivers 19× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,783
Patients
524
Total drug cost
$97,200
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 330 94 $9,568
Amlodipine Besylate Generic 203 60 $1,964
Omeprazole Generic 167 50 $4,011
Lisinopril Generic 151 45 $1,551
Metoprolol Succinate Generic 133 38 $3,600
Simvastatin Generic 107 31 $1,310
Tamsulosin Hcl Generic 98 34 $2,902
Levothyroxine Sodium Generic 82 21 $1,239
Losartan Potassium Generic 82 23 $1,638
Clonazepam Generic 81 18 $390

Frequently asked questions

Auto-generated from federal data
What is Dr. John Chisholm's medical specialty?
Dr. John Chisholm practices Internal Medicine Physician in Norwood, MA.
Where does Dr. John Chisholm practice?
Dr. John Chisholm practices at 1177 Boston Providence Tpke, Norwood, MA 020625019. Office phone: 7812785540.
What is Dr. John Chisholm's NPI?
Dr. John Chisholm's National Provider Identifier (NPI) is 1639291792, issued by NPPES.
Does Dr. John Chisholm accept Medicare assignment?
Yes. Dr. John Chisholm accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Chisholm commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.