PROVIDER PROFILE · NPI 1932364817

Namrata NandakumarMD

PRACTICEJOHN J WEITER, MD, PCSee all providers at this practice →

OphthalmologyPeabody, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,702

Unique beneficiaries

—

Total services

11,217

Distinct HCPCS

Medicare payment

$2.6M

Peer benchmark

Total Medicare services vs. 558 Ophthalmology providers in MA — top quintile (cohort median 1,976).

PRESCRIBING · PART D · 2024

Total Rx claims

1,351

Beneficiaries

—

Total drug cost

$51K

Distinct drugs

Brand share

31.7%

Top prescribed drugs

Latanoprost411 claims

Dorzolamide Hcl/Timolol Maleat320 claims

Prednisolone Acetate147 claims

Brimonidine Tartrate73 claims

Diclofenac Sodium70 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$172

Payment records

By payment type

Food and Beverage$111

Education$61

REFERRAL NETWORK

Where Namrata Nandakumar's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	23	67
Robert Kellan Ophthalmology · Methuen, MA	16	16

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history