Sara Astarita Callahan, FNP
Sara Astarita Callahan is a Family Nurse Practitioner based in Charlestown, MA with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Sara Astarita Callahan, FNP specializes in nursing, serving patients in Charlestown, MA in group practice. She has been practicing since 2017 — over 9 years. She regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).
At a glance
- Uses generic medications more than 35% of reporting doctors in Massachusetts
- Virtual visits available — no app or travel required
Older · 2609dNPPES updated 2019-04-01 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Generic Rx
↑ Higher = better83.9%
Massachusetts avg: 81.9 · US avg: 82.8
✓ Higher than most doctors nationally(+1.1 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
94
Unique beneficiaries
Standard volumePrescription Recipients
118
Patients prescribed
Prescriptions Written
218
Total claims
Total Medicare drug cost: $32k
Percentile rankings compared against 1,606 reporting peers in Massachusetts.
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 Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-6%) — less common here
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-14%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-8%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+5%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%Nicotine dependence and tobacco-related health complications
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-11%) — 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.
9 years in practice
Established
Definition to come...
Taxonomy: 363LF0000X
Mailing address
8 Gracie Ln, Swampscott, MA 01907-2357
Differs from practice location
Virtual Nursing Care With Sara Astarita Callahan
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Sara Astarita Callahan for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Charlestown 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 Sara Astarita Callahan
Dr. Callahan is listed as active in the NPI registry with telehealth listed in Charlestown, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (617) 724-8135.
Sourced from CMS NPPES · OIG LEIE · 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.
Contact Sara Astarita Callahan
Practice Location
73 High St, Charlestown, MA 02129-3026
Mailing Address
8 Gracie Ln, Swampscott, MA 01907-2357
This is a provider directory. Contact the office directly to schedule appointments.
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