Doctor profile · Federal record

Dr. Sophia Ryan, MD

Neurology Physician · Internal Medicine Physician · Boston, MA

  • NPI 1871907907
  • 12 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Massachusetts General Hospital, 55 Fruit Street
Boston, MA 02114
(617) 726-2865
Mailing address
15 Parkman St
Boston, MA 021143117

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
September 8, 2018
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
Massachusetts #274212 · Massachusetts #L-260275

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871907907. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
147
Distinct HCPCS
5
Medicare allowed
$22,054
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 48 23 $136
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 38 23 $90
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 33 33 $198
99291 Critical care, first 30-74 minutes 15 12 $244
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 12 $149

In context: peer comparison

Among 134 peers in Boston Neurology Physician, average services per provider: 234. This provider delivers 0.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Sophia Ryan's medical specialty?
Dr. Sophia Ryan practices Neurology Physician in Boston, MA.
Where does Dr. Sophia Ryan practice?
Dr. Sophia Ryan practices at Massachusetts General Hospital, Boston, MA 02114. Office phone: 6177262865.
What is Dr. Sophia Ryan's NPI?
Dr. Sophia Ryan's National Provider Identifier (NPI) is 1871907907, issued by NPPES.
What procedures does Dr. Sophia Ryan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.