Doctor profile · Federal record

Dr. Clare Horkan, M.D.

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

  • NPI 1982842514
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
330 Brookline Ave
Boston, MA 022155400
(617) 667-7000
Mailing address
65 Goodnough RD
Chestnut Hill, MA 024673140

Credentials & registration

NPPES · NUCC
NPI registered
February 2009 — 17 yrs on file
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #238712

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982842514. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
862
Distinct HCPCS
7
Medicare allowed
$83,857
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 521 194 $84
99239 Hospital discharge day management, more than 30 minutes 106 106 $122
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 69 22 $53
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 44 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 49 49 $184
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 47 47 $138
99238 Hospital discharge day management, 30 minutes or less 18 18 $87

In context: peer comparison

Among 547 peers in this city , average services per provider: 81. This provider delivers 11× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Clare Horkan's medical specialty?
Dr. Clare Horkan practices Internal Medicine Physician in Boston, MA.
Where does Dr. Clare Horkan practice?
Dr. Clare Horkan practices at 330 Brookline Ave, Boston, MA 022155400. Office phone: 6176677000.
What is Dr. Clare Horkan's NPI?
Dr. Clare Horkan's National Provider Identifier (NPI) is 1982842514, issued by NPPES.
Does Dr. Clare Horkan accept Medicare assignment?
Yes. Dr. Clare Horkan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Clare Horkan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.