Doctor profile · Federal record

Dr. Kirk Daffner, MD

Neurology Physician (CMS: Neurology) · Boston, MA

  • NPI 1922081553
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
221 Longwood Ave
Boston, MA 021155804
(617) 732-8060
fax (617) 738-9122
Mailing address
Po Box 9142, Mass. General Physician Organization
Charlestown, MA 021299142

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Massachusetts #56509
Medicaid
MA #3031446

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922081553. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
228
Distinct HCPCS
3
Medicare allowed
$26,020
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 121 84 $153
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 82 25 $33
99205 New patient office or other outpatient visit, 60-74 minutes 25 25 $193

In context: peer comparison

Among 134 peers in Boston Neurology Physician, average services per provider: 234. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
65
Patients
11
Total drug cost
$950
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 29 11 $307
Buspirone Hcl Generic 12 0 $274
Clonazepam Generic 12 0 $96
Quetiapine Fumarate Generic 12 0 $273

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kirk Daffner's medical specialty?
Dr. Kirk Daffner practices Neurology Physician in Boston, MA.
Where does Dr. Kirk Daffner practice?
Dr. Kirk Daffner practices at 221 Longwood Ave, Boston, MA 021155804. Office phone: 6177328060.
What is Dr. Kirk Daffner's NPI?
Dr. Kirk Daffner's National Provider Identifier (NPI) is 1922081553, issued by NPPES.
Does Dr. Kirk Daffner accept Medicare assignment?
Yes. Dr. Kirk Daffner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kirk Daffner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.