Doctor profile · Federal record

Dr. James Weisz, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · New Haven, CT

  • NPI 1639144967
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 35 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
46 Prince St
New Haven, CT 065191600
(203) 365-6565
fax (203) 365-6567

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 8, 2023
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Connecticut #036730
Medicaid
CT #001367300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639144967. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16,013
Distinct HCPCS
10
Medicare allowed
$1,652,146
HCPCS Description Services Patients Avg allowed
J2777 Injection, faricimab-svoa, 0.1 mg 11,280 45 $34
92134 Imaging of retina 1,384 489 $43
J0178 Injection, aflibercept, 1 mg 920 100 $857
67028 Injection of drug into eye 730 189 $136
92012 Established patient problem focused exam of visual system 596 208 $97
J2781 Injection, pegcetacoplan, intravitreal, 1 mg 435 11 $151
92014 Established patient complete exam of visual system 299 245 $136
J9035 Injection, bevacizumab, 10 mg 127 43 $69
92250 Photography of the retina 92 80 $39
99204 New patient office or other outpatient visit, 45-59 minutes 83 83 $178

In context: peer comparison

Among 12 peers in New Haven Ophthalmology Physician, average services per provider: 261. This provider delivers 61× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,206
Transactions
40
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 12 $341.67
Sandoz INC. 6 $191.98
Coherus Biosciences INC. 2 $177.89
Genentech USA, INC. 7 $163.79
Abbvie INC. 4 $107.03
Mallinckrodt Hospital Products INC. 3 $96.41
Alimera Sciences, INC. 3 $56.32
Apellis Pharmaceuticals, INC. 2 $55.13
Astellas Pharma US INC 1 $15.60

By nature of payment

Food and Beverage
$1,206

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
535
Patients
173
Total drug cost
$48,143
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 118 56 $6,150
Diclofenac Sodium Generic 93 32 $1,211
Prolensa (Bromfenac Sodium) Brand 58 15 $21,834
Timolol Maleate Generic 41 14 $743
Prednisone Generic 40 17 $332
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 35 15 $917
Ketorolac Tromethamine Generic 28 12 $1,202
Atropine Sulfate Generic 24 0 $994
Brimonidine Tartrate Generic 24 12 $751
Ilevro (Nepafenac) Brand 14 0 $5,427

Frequently asked questions

Auto-generated from federal data
What is Dr. James Weisz's medical specialty?
Dr. James Weisz practices Ophthalmology Physician in New Haven, CT.
Where does Dr. James Weisz practice?
Dr. James Weisz practices at 46 Prince St, New Haven, CT 065191600. Office phone: 2033656565.
What is Dr. James Weisz's NPI?
Dr. James Weisz's National Provider Identifier (NPI) is 1639144967, issued by NPPES.
Does Dr. James Weisz accept Medicare assignment?
Yes. Dr. James Weisz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Weisz commonly perform?
Top Medicare-reported procedures in 2023: Injection, faricimab-svoa, 0.1 mg (HCPCS J2777); Imaging of retina (HCPCS 92134); Injection, aflibercept, 1 mg (HCPCS J0178). Source: CMS Medicare Physician & Other Practitioners file.