John W Colberg, MD

Urology

John W Colberg is an Urology specialist based in New Haven, CT with over 41 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(203) 785-2815New Haven, CT
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across CT can see John W Colberg, MD in person in New Haven or via virtual visit — no travel required. Trained at Washington College of Physicians and Surgeons (class of 1985), he has been practicing for over 41 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and cancer (per CMS data). CMS MIPS quality score: 93.28/100 (2023).

At a glance

  • Uses generic medications more than 53% of reporting doctors in Connecticut
  • Federal MIPS score higher than 63% of MIPS-scored doctors in Connecticut
  • Virtual visits available — no app or travel required
1 of 78 Urology providers in CTSee all Urology in New Haven41+ years experienceNPI since 2005

Older · 6542dNPPES updated 2008-06-25 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board

Contact & Location

Practice Location

800 Howard Ave Yale Physicians Building 3rd Floor, New Haven, CT 06519-1369

Fax: (203) 785-4043
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor has an average quality score compared to other doctors in Connecticut, favors affordable generic drugs over brand-name ones.

MIPS Score

2023

93.28/100

Connecticut avg: 84.5 · US avg: 83.6

Higher than most doctors nationally(+9.7 pts)

Average range among MIPS-scored doctors in Connecticut

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Generic Rx

↑ Higher = better

87.6%

Connecticut avg: 81.1 · US avg: 82.8

Higher than most doctors nationally(+4.8 pts)

Typical range among reporting doctors in Connecticut

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

399

Unique beneficiaries

Standard volume

Prescription Recipients

105

Patients prescribed

Prescriptions Written

330

Total claims

Total Medicare drug cost: $56k

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.

Patient Condition Panel

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 Hypertension, High Cholesterol, and Cancer.

Hypertension
Higher than avg (+5%)75%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Cancer
Higher than avg (+31%)52%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+31%) — a focus area for this doctor

Arthritis
Lower than avg (-7%)42%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-7%) — less common here

Ischemic Heart Disease
Higher than avg (+2%)34%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↑ More patients than average (+2%) — a focus area for this doctor

Chronic Kidney Disease
Lower than avg (-4%)26%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-4%) — less common here

Diabetes
Lower than avg (-12%)22%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-12%) — less common here

GeneralBehavioralNational avg

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.

Career Journey
  1. Graduated medical school · 1985

    Washington College of Physicians and Surgeons

  2. 41 years in practice

    Senior practitioner

UrologyAllopathic & Osteopathic Physicians

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Taxonomy: 208800000X

Education & Training

Washington College of Physicians and Surgeons (Class of 1985)

Practice Footprint

Mailing address

Po Box 9805 300 George St 6th Floor, New Haven, CT 06536-0805

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 450654

View hospital on Medicare Care Compare

Virtual Urology Care With John W Colberg

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with John W Colberg for blood pressure monitoring, cholesterol management, follow-up consultations — 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 W Colberg

Dr. Colberg 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) 785-2815.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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