Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1669051215 Individual Practitioner Male Practitioner

Dr. Michael Leroy Ahrens , MD

Internal Medicine • Lansing, MI

Professional Overview & Biography Verified Profile Summary

Dr. Michael Ahrens, MD is a certified Internal Medicine practicing in Lansing, MI. With approximately 5 years of clinical experience since completing medical education in 2021, Dr. Ahrens delivers high-quality medical care to the local community at 2900 COLLINS RD.

Dr. Ahrens does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

2900 Collins Rd

Lansing, MI 489108394

Telephone 5179756000
Associated Practice Facility / Clinic
🏢 Mclaren Greater Lansing Facility NPI 1134104672

Medicare Profile & Education

Medical School

Other

Graduation Year

2021

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Lansing, MI

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
5 Yrs -12.7 yrs vs City Avg
City Avg: 17.7 Yrs
State Avg: 26.5 Yrs
Regional Practice Density
138 Specialists

Practicing in Lansing, MI (6010 Statewide)

Telehealth Adoption Rate
9.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ahrens (5 Years) 5 Yrs
Lansing Specialty Average (17.7 Years) 17.7 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-01-14
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MI 4301515242

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.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License KS 94-10789

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.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Secondary Practice Locations

10500 Quivira Rd

Overland Park, KS 662152373

Phone: 9135415000

3955 Patient Care Dr Ste A

Lansing, MI 489114271

Phone: 5173747600

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Anna Sall , DO

Student in an Organized Health Care Education/Training Program

NPI 1003545187

Doctor of Osteopathic Medicine (D.O.)

Stephen Caucci

Student in an Organized Health Care Education/Training Program

NPI 1013646215
Dr. Samantha Loew , DO

Student in an Organized Health Care Education/Training Program

NPI 1013704808

Doctor of Osteopathic Medicine (D.O.)

Dr. Natasha Tariq , MD

Student in an Organized Health Care Education/Training Program

NPI 1013853563

Doctor of Medicine (M.D.)

Laureen Hahn , CRNA

Nurse Anesthetist, Certified Registered

NPI 1023149291

Certified Registered Nurse Anesthetist

Dr. Sabrina Woessner , DO

Student in an Organized Health Care Education/Training Program

NPI 1023809092

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

12 Historical Events
📍
Updated Business Mailing Address January 14, 2026

Registered at 3955 PATIENT CARE DR STE A, LANSING, MI 489114271 (Tel: 5173747600)

👤
Provider Name / Credentials Updated January 14, 2026

Recorded as MICHAEL AHRENS, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 14, 2026

Internal Medicine (License #4301515242 in MI)

📍
Updated Practice Location May 16, 2024

Registered at 2900 COLLINS RD, LANSING, MI 489108394 (Tel: 5179756000)

📍
Updated Business Mailing Address May 16, 2024

Registered at 2900 COLLINS RD, LANSING, MI 489108394 (Tel: 5179756000)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 16, 2021

Internal Medicine (License #94-10789 in KS)

NPI Profile Active April 02, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location April 02, 2021

Registered at 10500 QUIVIRA RD, OVERLAND PARK, KS 662152373 (Tel: 9135415000)

📍
Updated Business Mailing Address April 02, 2021

Registered at 12200 W 106TH ST STE 325, OVERLAND PARK, KS 662152305 (Tel: 9135416022)

👤
Provider Name / Credentials Updated April 02, 2021

Recorded as MICHAEL AHRENS

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 02, 2021

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 02, 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: 1669051215
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 02, 2021
Last Update: January 14, 2026
Sole Proprietor: No

Mailing Address

3955 Patient Care Dr Ste A

Lansing, MI 489114271

Phone: 5173747600

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.