What is Diane Klein-Ritter's specialty?

Diane Klein-Ritter (NPI 1053346767) is a Medicare-billing provider whose primary specialty is Internal Medicine in East Setauket, NY.

Where does Diane Klein-Ritter practice?

Diane Klein-Ritter practices in East Setauket, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1053346767.

How much does Medicare pay Diane Klein-Ritter?

Diane Klein-Ritter (NPI 1053346767) received approximately $119K in total Medicare Part B payments, serving 322 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1053346767

Diane Klein-RitterM.D.

Internal MedicineEast Setauket, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,071

Unique beneficiaries

—

Total services

1,428

Distinct HCPCS

Medicare payment

$112K

Peer benchmark

Total Medicare services vs. 7,864 Internal Medicine providers in NY — top quintile (cohort median 552).

PRESCRIBING · PART D · 2024

Total Rx claims

2,905

Beneficiaries

—

Total drug cost

$258K

Distinct drugs

Brand share

14.2%

Top prescribed drugs

Rosuvastatin Calcium261 claims

Atorvastatin Calcium240 claims

Amlodipine Besylate217 claims

Levothyroxine Sodium175 claims

Losartan Potassium144 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Home health agency

Home health agency

Home health agency

Hospital

Hospital

REFERRAL NETWORK

Where Diane Klein-Ritter'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). 6 inbound referrers · 9 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	43	149
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	27	71
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	24	41
Stephen Vlay Clinical Cardiac Electrophysiology · East Setauket, NY	15	58
William Lawson Interventional Cardiology · Islandia, NY	14	36
NPI 1265587000	13	58

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY HOSPITAL AT STONY BROOK	105	470
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	36	158
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	21	47
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	20	31
Stephen Vlay Clinical Cardiac Electrophysiology · East Setauket, NY	17	48
JOHN T. MATHER MEMORIAL HOSPITAL	16	38
William Lawson Interventional Cardiology · Islandia, NY	15	42
Jordan Katz Cardiology · Islandia, NY	14	23
NPI 1265587000	11	46

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events