Johanna Laine D'Addario, PA-C

Medical Physician Assistant

Johanna Laine D'Addario is a Medical Physician Assistant based in New Haven, CT with over 18 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(203) 688-2615New Haven, CT
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Johanna Laine D'Addario, PA-C has been part of the New Haven medical community since 2008 in group practice. With 18+ years of experience, she has been practicing in the New Haven area. CMS Medicare data shows her patients commonly have high cholesterol, hypertension, and arthritis.

At a glance

  • Prescribes opioids less than 32% of reporting doctors in Connecticut
  • Virtual visits available — no app or travel required
1 of 127 Physician Assistant providers in CTSee all Physician Assistant in New Haven18+ years experienceNPI since 2008

Older · 1263dNPPES updated 2022-12-07 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board

Contact & Location

Practice Location

20 York St, New Haven, CT 06510-3220

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively.

MIPS Score

2023

73.56/100

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.

Opioid Rx

↓ Lower = better

1.57%

Connecticut avg: 3.9 · US avg: 5.1

Higher than most doctors nationally(-3.5 pts)

1.57% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Medicare Patients

103

Unique beneficiaries

Standard volume

Prescription Recipients

221

Patients prescribed

Prescriptions Written

1,144

Total claims

Total Medicare drug cost: $54k

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 High Cholesterol, Hypertension, and Arthritis.

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

Hypertension
Lower than avg (-1%)69%

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

US avg: 70.2%

↓ Fewer patients than average (-1%) — less common here

Arthritis
Lower than avg (-2%)47%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-2%) — less common here

Cancer
Higher than avg (+20%)41%

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

US avg: 20.8%

↑ More patients than average (+20%) — a focus area for this doctor

Anxiety Disorders
Lower than avg (-6%)28%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-6%) — less common here

Mood Disorders
28%

Conditions affecting emotional state, including depression and bipolar disorder

Ischemic Heart Disease
Lower than avg (-6%)26%

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

US avg: 31.7%

↓ Fewer patients than average (-6%) — less common here

Osteoporosis
Higher than avg (+7%)25%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+7%) — a focus area for this doctor

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. Board certified · Dec 6, 2022

    Self-reported via NPPES

  2. 18 years in practice

    Experienced

Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Definition to come...

Taxonomy: 363AM0700X

Practice Footprint

Mailing address

24 Timberline Dr, Farmington, CT 06032-1744

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 450658

View hospital on Medicare Care Compare

Virtual Medical Care With Johanna Laine D'Addario

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

Schedule a virtual visit with Johanna Laine D'Addario for cholesterol management, blood pressure monitoring, arthritis follow-ups — 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 Johanna Laine D'Addario

NPI records show Dr. D'Addario as active with telehealth listed in New Haven, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (203) 688-2615.

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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