John Kuster, M.D.
John Kuster is an Allergy & Immunology specialist based in North Haven, CT with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
John Kuster, M.D. practices as part of a group allergy & immunology specialist practice in North Haven, CT. He has been practicing since 2017 — over 9 years. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
At a glance
- Uses generic medications more than 34% of reporting doctors in Connecticut
- Virtual visits available — no app or travel required
Older · 1468dNPPES updated 2022-05-16 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
MIPS Score
202373.56/100
Connecticut avg: 84.5 · US avg: 83.6
⚠ Lower than most doctors nationally(-10 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better83.4%
Connecticut avg: 81.1 · US avg: 82.8
✓ Higher than most doctors nationally(+0.6 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
124
Unique beneficiaries
Standard volumePrescription Recipients
76
Patients prescribed
Prescriptions Written
277
Total claims
Total Medicare drug cost: $174k
Percentile rankings compared against 1,825 reporting peers in Connecticut.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+3%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-10%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+10%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+10%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A condition causing airway inflammation, wheezing, and difficulty breathing
US avg: 13.3%↑ More patients than average (+26%) — a focus area for this doctor
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+1%) — a focus area for this doctor
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+7%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · May 15, 2022
Self-reported via NPPES
9 years in practice
Established
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
Taxonomy: 207K00000X
Mailing address
Po Box 208013, New Haven, CT 06520-8013
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 450654
View hospital on Medicare Care CompareVirtual Allergy & Immunology Care With John Kuster
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John Kuster for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to North Haven required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about John Kuster
Dr. Kuster is listed as active in the NPI registry with telehealth listed in North Haven, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (203) 287-6200.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact John Kuster
Practice Location
6 Devine St Fl 2, North Haven, CT 06473-2195
Mailing Address
Po Box 208013, New Haven, CT 06520-8013
This is a provider directory. Contact the office directly to schedule appointments.
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