Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1003486499 Individual Practitioner Female Practitioner

Sara Elizabeth Grosslein , PA

Physician Assistant • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Sara Grosslein, PA is a certified Physician Assistant practicing in Boston, MA. With approximately 5 years of clinical experience since completing medical education in 2021, Sara Grosslein delivers high-quality medical care to the local community at 55 FRUIT STREET.

Sara Grosslein is affiliated with Massachusetts General Physicians Organization Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

55 Fruit Street
White 1

Boston, MA 021146110

Telephone 6177244100
Fax 6177267415
Associated Practice Facility / Clinic
🏢 Mgh Outpatient Pharmacy Facility NPI 1902991573

Medicare Profile & Education

Medical School

Other

Graduation Year

2021

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Boston, MA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
5 Yrs -2.9 yrs vs City Avg
City Avg: 7.9 Yrs
State Avg: 10.0 Yrs
Regional Practice Density
1664 Specialists

Practicing in Boston, MA (4746 Statewide)

Telehealth Adoption Rate
15.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
78.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Grosslein (5 Years) 5 Yrs
Boston Specialty Average (7.9 Years) 7.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
18 18 $497.00 $104.67
99238 Hospital discharge day management, 30 minutes or less
15 15 $340.00 $72.75

Medical Specialties & State Licenses

CMS Verified: 2024-05-01
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Hospital & Practice Group Affiliations

Massachusetts General Physicians Organization Inc

55 Fruit St, Boston, MA 021142696

Phone: 6177240287

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Meghan Dupre , NP

Nurse Practitioner - Family

NPI 1003206491

Nurse Practitioner

NPI 1013413301

Doctor of Medicine (M.D.)

Evelyse Geffrard

Nurse Practitioner - Family

NPI 1013540400
Dr. Ashima Chadha , MD

Internal Medicine - Nephrology

NPI 1013595461

Doctor of Medicine (M.D.)

Natalie Miranda

Physician Assistant

NPI 1033722822
John Ahern , PA-C

Physician Assistant - Medical

NPI 1043682776

Physician Assistant (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Business Mailing Address May 01, 2024

Registered at 55 FRUIT ST DEPT OF, BOSTON, MA 021142621

📍
Updated Business Mailing Address March 04, 2022

Registered at 19 BANKS ST APT 1, SOMERVILLE, MA 021443104 (Tel: 9783140230)

📍
Updated Practice Location November 01, 2021

Registered at 55 FRUIT STREET, WHITE 1, BOSTON, MA 021146110 (Tel: 6177244100)

NPI Profile Active June 28, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location June 28, 2021

Registered at 75 FRANCIS ST, BOSTON, MA 021156110 (Tel: 9783140230)

📍
Updated Business Mailing Address June 28, 2021

Registered at 16 LISA LN, GEORGETOWN, MA 018331723 (Tel: 9783140230)

👤
Provider Name / Credentials Updated June 28, 2021

Recorded as SARA GROSSLEIN, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 28, 2021

Physician Assistant

🟢
Initial NPI Registration & Enumeration June 28, 2021

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1003486499
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 28, 2021
Last Update: May 01, 2024
Sole Proprietor: No

Mailing Address

55 Fruit St Dept Of

Boston, MA 021142621

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.