Doctor profile · Federal record

Dr. Amer Zeidan

Hematology & Oncology Physician (CMS: Medical Oncology) · Medical Oncology Physician · Hospitalist Physician · Hematology (Internal Medicine) Physician · New Haven, CT

  • NPI 1083819528
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 25 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Cedar St
New Haven, CT 065103206
(203) 737-7103
Mailing address
1425 Portland Ave, Box 287
Rochester, NY 146213001

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
September 18, 2014
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Connecticut #053058 · New York #002864-1
Medicaid
NY #02892919

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083819528. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
103
Distinct HCPCS
2
Medicare allowed
$12,437
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 65 26 $103
99215 Established patient office or other outpatient visit, 40-54 minutes 38 22 $151

In context: peer comparison

Among 11 peers in New Haven Hematology & Oncology Physician, average services per provider: 368. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$110,326
Transactions
41
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Taiho Oncology, INC. 5 $21,915.00
BioCryst Pharmaceuticals, INC. 1 $21,000.00
Chiesi USA, INC. 8 $17,400.00
Agios Pharmaceuticals, INC. 6 $13,338.20
Abbvie INC. 4 $7,723.10
Rigel Pharmaceuticals, INC. 1 $5,480.00
Karyopharm Therapeutics INC. 1 $4,890.00
Daiichi Sankyo INC. 4 $4,082.62
Kyowa Kirin, INC. 2 $3,925.00
E.R. Squibb & Sons, L.L.C. 4 $3,092.86
Celgene Corporation 1 $3,000.00
Astellas Pharma Global Development 1 $2,400.00
BeiGene USA, INC. 2 $2,062.10
Kyowa Kirin Co., LTD 1 $17.16

By nature of payment

Consulting Fee
$102,508
Compensation for Serving As Faculty or As A Speaker for A Medical Education Program
$3,000
Honoraria
$2,600
Travel and Lodging
$1,886
Food and Beverage
$333

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
0
Total drug cost
$464,274
Drug Type Claims Patients Total cost
Idhifa (Enasidenib Mesylate) Brand 15 0 $464,274

Frequently asked questions

Auto-generated from federal data
What is Dr. Amer Zeidan's medical specialty?
Dr. Amer Zeidan practices Hematology & Oncology Physician in New Haven, CT.
Where does Dr. Amer Zeidan practice?
Dr. Amer Zeidan practices at 333 Cedar St, New Haven, CT 065103206. Office phone: 2037377103.
What is Dr. Amer Zeidan's NPI?
Dr. Amer Zeidan's National Provider Identifier (NPI) is 1083819528, issued by NPPES.
Does Dr. Amer Zeidan accept Medicare assignment?
Yes. Dr. Amer Zeidan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amer Zeidan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.