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Active NPI 1053571687 Individual Practitioner Male Practitioner

Dr. Michael A Mazzeffi , MD, MPH

Anesthesiology • Charlottesville, VA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Mazzeffi, MD, MPH is a certified Anesthesiology practicing in Charlottesville, VA. With approximately 13 years of clinical experience since graduating from Emory University School Of Medicine in 2013, Dr. Mazzeffi delivers high-quality medical care to the local community at 1215 LEE ST.

Dr. Mazzeffi is affiliated with University Of Virginia Physicians Group 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, critical care, first, insertion of artery tube for blood sampling or infusion through skin. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1215 Lee St

Charlottesville, VA 229081544

Telephone 4349242283
Fax 4349820019
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Emory University School Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Charlottesville, VA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
13 Yrs -4.2 yrs vs City Avg
City Avg: 17.2 Yrs
State Avg: 26.1 Yrs
Regional Practice Density
171 Specialists

Practicing in Charlottesville, VA (1494 Statewide)

Telehealth Adoption Rate
4.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
81.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Mazzeffi (13 Years) 13 Yrs
Charlottesville Specialty Average (17.2 Years) 17.2 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
22 19 $295.00 $113.51
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
19 14 $203.00 $75.45
99291 Critical care, first 30-74 minutes
15 12 $1060.00 $202.66
36620 Insertion of artery tube for blood sampling or infusion through skin
15 15 $270.00 $41.58
00410 Anesthesia for procedure to correct abnormal heart rhythm
14 14 $651.43 $71.07
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older)
12 11 $664.00 $79.03

Medical Specialties & State Licenses

CMS Verified: 2026-02-27
Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License VA 0101261835

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Internal Medicine - Critical Care Medicine

NUCC Taxonomy Code: 207RC0200X

State License VA 0101261835

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License MD D0076074

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Anesthesiology - Critical Care Medicine

NUCC Taxonomy Code: 207LC0200X

State License MD D0076074

An anesthesiologist, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Hospital & Practice Group Affiliations

University Of Virginia Physicians Group

1215 Lee St, Charlottesville, VA 229080816

Phone: 4342436868

Practice Associates & Co-Workers

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

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Career & Practice History Timeline

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

10 Historical Events
📍
Updated Business Mailing Address February 27, 2026

Registered at PO BOX 749112, ATLANTA, GA 303749112

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 27, 2026

Internal Medicine (License #0101261835 in VA)

📍
Updated Practice Location September 09, 2022

Registered at 1215 LEE ST, CHARLOTTESVILLE, VA 229081544 (Tel: 4349242283)

📍
Updated Business Mailing Address September 09, 2022

Registered at PO BOX 9007, CHARLOTTESVILLE, VA 229069007

NPI Profile Active August 08, 2013

NPI status registered as active in NPPES database

📍
Updated Practice Location August 08, 2013

Registered at 22 S GREENE ST, ROOM S8B, BALTIMORE, MD 212011544 (Tel: 4103286331)

📍
Updated Business Mailing Address August 08, 2013

Registered at 1817 EUTAW PL, BALTIMORE, MD 212173807 (Tel: 5042320242)

👤
Provider Name / Credentials Updated August 08, 2013

Recorded as MICHAEL MAZZEFFI, MD, MPH

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 08, 2013

Anesthesiology (License #D0076074 in MD)

🟢
Initial NPI Registration & Enumeration June 17, 2008

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: 1053571687
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 17, 2008
Last Update: February 27, 2026
Sole Proprietor: No

Mailing Address

Po Box 749112

Atlanta, GA 303749112

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.