Doctor profile · Federal record

Dr. Allison Shen, MD

Hospice and Palliative Medicine (Internal Medicine) Physician (CMS: Hospice/Palliative Care) · Internal Medicine Physician · New York, NY

  • NPI 1003472457
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
550 1St Ave
New York, NY 100166402
(212) 263-5506

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Profile last updated
April 5, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207RH0002X — NUCC code
State license (1)
New York #321405

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003472457. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
39
Distinct HCPCS
2
Medicare allowed
$4,731
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 23 13 $81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 16 $179

In context: peer comparison

Among 29 peers in New York Hospice and Palliative Medicine (Internal Medicine) Physician, average services per provider: 55. This provider delivers 0.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Allison Shen's medical specialty?
Dr. Allison Shen practices Hospice and Palliative Medicine (Internal Medicine) Physician in New York, NY.
Where does Dr. Allison Shen practice?
Dr. Allison Shen practices at 550 1St Ave, New York, NY 100166402. Office phone: 2122635506.
What is Dr. Allison Shen's NPI?
Dr. Allison Shen's National Provider Identifier (NPI) is 1003472457, issued by NPPES.
Does Dr. Allison Shen accept Medicare assignment?
Yes. Dr. Allison Shen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Allison Shen commonly perform?
Top Medicare-reported procedures in 2023: 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.