John J Wysolmerski, MD
Endocrinology, Diabetes & Metabolism
John J Wysolmerski is an Endocrinology, Diabetes & Metabolism specialist based in New Haven, CT with over 40 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
Patients across CT can see John J Wysolmerski, MD in person in New Haven or via virtual visit — no travel required. Trained at Yale University School of Medicine (class of 1986), he has been practicing for over 40 years. Among his Medicare patients, common conditions include high cholesterol, osteoporosis, and hypertension (per CMS data).
At a glance
- Uses generic medications more than 32% of reporting doctors in Connecticut
- Virtual visits available — no app or travel required
Older · 4864dNPPES updated 2013-01-28 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board
Contact & Location
Practice Location
789 Howard Ave Dana Clinic Building, New Haven, CT 06520-8020
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 = better82.8%
Connecticut avg: 81.1 · US avg: 82.8
≈ Same as national average
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
65
Unique beneficiaries
Standard volumePrescription Recipients
34
Patients prescribed
Prescriptions Written
134
Total claims
Total Medicare drug cost: $63k
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, Osteoporosis, and Hypertension.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+57%) — 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 (-5%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+8%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-5%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-6%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-9%) — less common here
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.
Graduated medical school · 1986
Yale School of Medicine
40 years in practice
Senior practitioner
Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).
Taxonomy: 207RE0101X
Education & Training
Yale University School of Medicine (Class of 1986)
Mailing address
Po Box 208020 789 Howard Avenue, New Haven, CT 06520-8020
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 450658
View hospital on Medicare Care CompareVirtual Endocrinology, Diabetes & Metabolism Care With John J Wysolmerski
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John J Wysolmerski for cholesterol management, follow-up consultations, blood pressure monitoring — no travel to New 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 J Wysolmerski
Dr. Wysolmerski is listed as active in the NPI registry with telehealth listed in New Haven, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (203) 737-1058.
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 J Wysolmerski
Practice Location
789 Howard Ave Dana Clinic Building, New Haven, CT 06520-8020
Mailing Address
Po Box 208020 789 Howard Avenue, New Haven, CT 06520-8020
This is a provider directory. Contact the office directly to schedule appointments.
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