Doctor profile · Federal record

Dr. Kathrin Allen, MD

Anesthesiology Physician (CMS: Anesthesiology) · Boston, MA

  • NPI 1598891970
  • Accepts Medicare
  • MIPS 89.2 / 100 · 2023
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Massachusetts General Hospital, 55 Fruit Street
Boston, MA 02114
(617) 726-3030

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Massachusetts #L-222722

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598891970. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
85
Distinct HCPCS
4
Medicare allowed
$12,135
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 44 24 $212
00811 Anesthesia for other procedure on large bowel using an endoscope 14 14 $76
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $44
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 13 13 $88

In context: peer comparison

Among 267 peers in Boston Anesthesiology Physician, average services per provider: 32. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $18.09

By nature of payment

Education
$18

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathrin Allen's medical specialty?
Dr. Kathrin Allen practices Anesthesiology Physician in Boston, MA.
Where does Dr. Kathrin Allen practice?
Dr. Kathrin Allen practices at Massachusetts General Hospital, Boston, MA 02114. Office phone: 6177263030.
What is Dr. Kathrin Allen's NPI?
Dr. Kathrin Allen's National Provider Identifier (NPI) is 1598891970, issued by NPPES.
Does Dr. Kathrin Allen accept Medicare assignment?
Yes. Dr. Kathrin Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathrin Allen commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.