Margaret Guerrero, APRN
Margaret Guerrero is a Family Nurse Practitioner based in New Haven, CT with over 7 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Margaret Guerrero, APRN has practiced nursing for 7+ years, working in independent practice. With 7+ years of experience, she has been practicing in the New Haven area. Among her Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data).
At a glance
- Uses generic medications more than 88% of reporting doctors in Connecticut
- Virtual visits available — no app or travel required
Older · 1861dNPPES updated 2021-04-19 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board
Contact & Location
Practice Location
20 York St, New Haven, CT 06510-3220
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.
Opioid Rx
↓ Lower = better22.12%
Connecticut avg: 3.9 · US avg: 5.1
⚠ Lower than most doctors nationally(+17 pts)
22.12% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better94.3%
Connecticut avg: 81.1 · US avg: 82.8
✓ Higher than most doctors nationally(+11.5 pts)
Better than 88% of reporting doctors in ConnecticutHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
77
Unique beneficiaries
Standard volumePrescription Recipients
93
Patients prescribed
Prescriptions Written
226
Total claims
Total Medicare drug cost: $19k
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 (+5%) — 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%Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+23%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+4%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-3%) — less common here
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
Conditions affecting emotional state, including depression and bipolar disorder
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 · Apr 18, 2021
Self-reported via NPPES
7 years in practice
Established
Definition to come...
Taxonomy: 363LF0000X
Mailing address
49 Overlook Ave, West Haven, CT 06516-6424
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 450672
View hospital on Medicare Care CompareVirtual Nursing Care With Margaret Guerrero
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Margaret Guerrero 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 Margaret Guerrero
Dr. Guerrero 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) 785-2616.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Margaret Guerrero
Practice Location
20 York St, New Haven, CT 06510-3220
Mailing Address
49 Overlook Ave, West Haven, CT 06516-6424
This is a provider directory. Contact the office directly to schedule appointments.
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