Active NPI 1750778320 Individual Practitioner Male Practitioner

Dr. Mackenzie Ross Hofford , MD

General Practice • Saint Louis, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mackenzie Hofford, MD is a certified General Practice practicing in Saint Louis, MO. With approximately 11 years of clinical experience since graduating from University Of Rochester School Of Medicine And Dentistry in 2015, Dr. Hofford delivers high-quality medical care to the local community at 4901 FOREST PARK AVE.

Dr. Hofford is affiliated with Washington University and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4901 Forest Park Ave
Div Im General Med, Ste 241

Saint Louis, MO 631081495

Telephone 3143625060

Fax 3149963230

Associated Practice Facility / Clinic

🏢 Washington University Facility NPI 1013957562

Medicare Profile & Education

Medical School

University Of Rochester School Of Medicine And Dentistry

Graduation Year

2015

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for General Practice in Saint Louis, MO

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

11 Yrs -11.1 yrs vs City Avg

City Avg: 22.1 Yrs

State Avg: 29.0 Yrs

Regional Practice Density

67 Specialists

Practicing in Saint Louis, MO (221 Statewide)

Telehealth Adoption Rate

7.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

52.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Hofford (11 Years) 11 Yrs

Saint Louis Specialty Average (22.1 Years) 22.1 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	123	63	$253.35	$120.68
99213 Established patient office or other outpatient visit, typically 15 minutes	39	27	$157.56	$87.30
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	18	18	$63.00	$15.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	108	55	$244.74	$124.26
99213 Established patient office or other outpatient visit, typically 15 minutes	28	25	$151.00	$86.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$421.04	$164.61
96127 Assessment of emotional or behavioral problems	17	16	$20.00	$4.58
G0008 Administration of influenza virus vaccine	11	11	$30.91	$29.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	31	$187.06	$98.69
99213 Established patient office or other outpatient visit, typically 15 minutes	18	18	$118.00	$66.99

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	77	74	$176.47	$100.00
99213 Established patient office or other outpatient visit, typically 15 minutes	58	55	$113.31	$67.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	67	28	$191.25	$69.82
99231 Follow-up hospital inpatient care per day, typically 15 minutes	43	21	$103.50	$37.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	31	$166.00	$79.65
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	31	31	$515.60	$189.88
99213 Established patient office or other outpatient visit, typically 15 minutes	28	27	$109.00	$51.78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	27	20	$283.06	$100.71
99239 Hospital discharge day management, more than 30 minutes	12	12	$281.50	$103.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	44	17	$127.31	$69.98
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	22	22	$333.33	$187.67

Medical Specialties & State Licenses

General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License MO 2020013462

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License MO 2020013462

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

200084460 (MO)

Hospital & Practice Group Affiliations

Washington University

1044 N Mason Rd, Saint Louis, MO 631416689

Phone: 3143623500

Washington University

4921 Parkview Pl, Saint Louis, MO 631101032

Practice Associates & Co-Workers

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

40 Associated Practitioners

Elizabeth Walden- Prater , AGNP

Nurse Practitioner

NPI 1003323288

Adult-Gerontology Nurse Practitioner

Dr. Erin Dyer , MD

General Practice

NPI 1003431420

Doctor of Medicine (M.D.)

Dr. Nichole Zehnder , MD

General Practice

NPI 1003962697

Doctor of Medicine (M.D.)

Dr. Thomas Defer , MD

Internal Medicine

NPI 1023036464

Doctor of Medicine (M.D.)

Dr. Heidi Tastet , MD

Internal Medicine

NPI 1053690537

Doctor of Medicine (M.D.)

Dr. William Clutter , MD

General Practice

NPI 1073531521

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

15 Historical Events

📍

Updated Business Mailing Address April 17, 2025

Registered at PO BOX 7412011, CHICAGO, IL 606742011 (Tel: 3143625060)

📍

Updated Business Mailing Address April 25, 2024

Registered at PO BOX 60352, SAINT LOUIS, MO 631600352 (Tel: 3143625060)

📍

Updated Business Mailing Address September 21, 2023

Registered at 660 S EUCLID AVE, MSC 8121-0022-07, SAINT LOUIS, MO 631101010 (Tel: 3143625060)

📍

Updated Practice Location November 15, 2021

Registered at 4901 FOREST PARK AVE, DIV IM GENERAL MED, STE 241, SAINT LOUIS, MO 631081495 (Tel: 3143625060)

📍

Updated Practice Location July 02, 2020

Registered at 4901 FOREST PARK AVE, STE 241, SAINT LOUIS, MO 631081495 (Tel: 3143625060)

📍

Updated Business Mailing Address July 02, 2020

Registered at 660 S EUCLID AVE, CB 8121, SAINT LOUIS, MO 631101010 (Tel: 3143625060)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 02, 2020

Internal Medicine (License #2020013462 in MO)

📍

Updated Practice Location August 27, 2018

Registered at 300 MAIN ST, LEWISTON, ME 04240 (Tel: 2077950111)

📍

Updated Business Mailing Address August 27, 2018

Registered at 300 MAIN ST, LEWISTON, ME 042407027 (Tel: 2076620111)

✅

NPI Profile Active March 25, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location March 25, 2016

Registered at 22 BRAMHALL ST, PORTLAND, ME 041023134 (Tel: 2076620111)

📍

Updated Business Mailing Address March 25, 2016

Registered at 22 BRAMHALL ST, PORTLAND, ME 041023134 (Tel: 2076620111)

👤

Provider Name / Credentials Updated March 25, 2016

Recorded as MACKENZIE HOFFORD, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 25, 2016

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 22, 2015

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: 1750778320

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: April 22, 2015

Last Update: April 17, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 7412011

Chicago, IL 606742011

Phone: 3143625060

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.