Active NPI 1619142742 Individual Practitioner Male Practitioner

Dr. Michael Anthony May , MD

Internal Medicine • Willmar, MN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael May, MD is a certified Internal Medicine practicing in Willmar, MN. With approximately 21 years of clinical experience since graduating from University Of Minnesota Medical School in 2005, Dr. May delivers high-quality medical care to the local community at 101 WILLMAR AVENUE SW.

Dr. May is affiliated with Centracare Clinic Southwest Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, initial hospital care with moderate level of medical decision making, if using time, at least, test to examine how well the lungs exchange gases. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

101 Willmar Avenue Sw
Affiliated Community Medical Centers

Willmar, MN 56201

Telephone 3202315000

Fax 3202315067

Associated Practice Facility / Clinic

🏢 Carris Health Llc Facility NPI 1598236408

Medicare Profile & Education

Medical School

University Of Minnesota Medical School

Graduation Year

2005

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Willmar, MN

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

21 Yrs -4.0 yrs vs City Avg

City Avg: 25.0 Yrs

State Avg: 23.6 Yrs

Regional Practice Density

15 Specialists

Practicing in Willmar, MN (2726 Statewide)

Telehealth Adoption Rate

13.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

71.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. May (21 Years) 21 Yrs

Willmar Specialty Average (25.0 Years) 25.0 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
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	317	304	$31.07	$7.67
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	122	106	$30.58	$7.66
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	91	86	$613.59	$163.27
94729 Test to examine how well the lungs exchange gases	57	57	$33.65	$8.31
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	49	48	$416.57	$122.31
94060 Test to measure expiratory airflow and volume changes before and after medication administration	39	39	$38.27	$9.63
94726 Determination of lung volumes using plethysmography	36	36	$45.25	$11.28
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	30	23	$217.88	$73.68
94010 Test to measure expiratory airflow and volume	19	19	$29.25	$7.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	273	230	$50.31	$7.79
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	177	174	$40.79	$7.82
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	153	87	$204.50	$75.74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	60	29	$301.94	$113.93
99239 Hospital discharge day management, more than 30 minutes	59	57	$300.94	$109.92
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	57	56	$588.75	$166.09
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	50	49	$399.26	$124.08
94729 Test to examine how well the lungs exchange gases	49	47	$31.14	$8.48
94726 Determination of lung volumes using plethysmography	35	34	$41.72	$11.49
94060 Test to measure expiratory airflow and volume changes before and after medication administration	34	32	$35.74	$9.82
94010 Test to measure expiratory airflow and volume	17	17	$28.28	$7.81
99238 Hospital discharge day management, 30 minutes or less	14	14	$207.57	$77.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	422	349	$60.78	$8.02
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	253	111	$202.10	$68.61
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	113	109	$60.12	$8.01
99239 Hospital discharge day management, more than 30 minutes	72	69	$299.56	$102.03
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	48	48	$535.54	$190.66
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	36	25	$287.98	$98.54
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	32	32	$381.00	$129.60
94060 Test to measure expiratory airflow and volume changes before and after medication administration	32	32	$30.33	$10.07
93000 Routine ekg using at least 12 leads including interpretation and report	32	32	$113.07	$14.18
99238 Hospital discharge day management, 30 minutes or less	31	31	$203.08	$69.62
94729 Test to examine how well the lungs exchange gases	21	21	$30.25	$8.67
99217 Hospital observation care on day of discharge	19	19	$178.50	$69.22
99225 Subsequent observation care, typically 25 minutes per day	14	12	$188.71	$68.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	359	300	$69.47	$8.27
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	289	118	$200.62	$70.69
93000 Routine ekg using at least 12 leads including interpretation and report	189	187	$121.33	$14.78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	108	46	$308.64	$101.58
99239 Hospital discharge day management, more than 30 minutes	82	73	$329.35	$105.15
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	56	51	$484.63	$196.87
99238 Hospital discharge day management, 30 minutes or less	42	41	$207.26	$71.26
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	37	37	$371.49	$133.20
99217 Hospital observation care on day of discharge	27	27	$155.33	$71.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	16	$284.97	$98.52
94060 Test to measure expiratory airflow and volume changes before and after medication administration	26	26	$22.26	$10.15
94010 Test to measure expiratory airflow and volume	19	19	$13.30	$8.28

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	377	156	$193.75	$71.27
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	279	244	$73.05	$8.49
93000 Routine ekg using at least 12 leads including interpretation and report	154	150	$126.15	$16.91
99239 Hospital discharge day management, more than 30 minutes	98	92	$345.35	$106.46
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	89	38	$322.25	$104.41
99238 Hospital discharge day management, 30 minutes or less	74	65	$205.45	$71.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	63	63	$458.75	$200.23
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	62	61	$354.05	$136.43
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	53	51	$73.05	$8.50
99217 Hospital observation care on day of discharge	41	40	$145.20	$71.20
99220 Hospital observation care, typically 70 minutes	22	22	$410.75	$182.35
94010 Test to measure expiratory airflow and volume	21	20	$12.24	$8.48
94060 Test to measure expiratory airflow and volume changes before and after medication administration	16	16	$20.28	$13.15

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	539	219	$193.75	$71.02
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	320	260	$73.05	$8.29
93000 Routine ekg using at least 12 leads including interpretation and report	254	243	$126.15	$16.66
99239 Hospital discharge day management, more than 30 minutes	122	110	$345.35	$105.03
99238 Hospital discharge day management, 30 minutes or less	112	107	$205.45	$71.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	76	72	$354.05	$133.26
99217 Hospital observation care on day of discharge	71	70	$145.20	$71.22
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	54	54	$458.75	$196.94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	43	37	$322.25	$101.37
99220 Hospital observation care, typically 70 minutes	37	36	$410.75	$181.08
94010 Test to measure expiratory airflow and volume	34	30	$58.45	$8.32
94060 Test to measure expiratory airflow and volume changes before and after medication administration	26	26	$124.81	$13.03
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	11	$225.56	$75.75
99219 Hospital observation care, typically 50 minutes	12	12	$328.35	$132.78
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	11	11	$73.05	$8.05

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	451	170	$193.75	$68.44
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	220	177	$73.05	$8.05
93000 Routine ekg using at least 12 leads including interpretation and report	96	96	$126.15	$16.17
99239 Hospital discharge day management, more than 30 minutes	79	76	$345.35	$102.56
99238 Hospital discharge day management, 30 minutes or less	78	73	$205.45	$69.42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	64	61	$354.05	$126.71
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	49	48	$458.75	$191.50
99217 Hospital observation care on day of discharge	32	32	$145.20	$69.42
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	25	21	$322.25	$98.60
94010 Test to measure expiratory airflow and volume	19	15	$169.35	$8.06
94060 Test to measure expiratory airflow and volume changes before and after medication administration	14	14	$322.25	$12.55
99220 Hospital observation care, typically 70 minutes	13	13	$410.75	$176.15
99219 Hospital observation care, typically 50 minutes	12	12	$328.35	$128.52

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	363	143	$188.10	$70.27
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	178	146	$70.90	$8.28
93000 Routine ekg using at least 12 leads including interpretation and report	123	119	$122.45	$16.56
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	77	71	$343.70	$132.39
99238 Hospital discharge day management, 30 minutes or less	72	67	$199.45	$70.93
99239 Hospital discharge day management, more than 30 minutes	63	60	$335.25	$105.14
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	46	30	$304.71	$101.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	46	45	$445.35	$196.49
99217 Hospital observation care on day of discharge	33	32	$140.95	$71.04
94060 Test to measure expiratory airflow and volume changes before and after medication administration	18	18	$312.85	$12.88
94010 Test to measure expiratory airflow and volume	16	15	$164.40	$8.29
99219 Hospital observation care, typically 50 minutes	12	12	$318.75	$132.01

Medical Specialties & State Licenses

CMS Verified: 2023-03-28

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MN 48697

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.

Hospital & Practice Group Affiliations

Centracare Clinic Southwest Llc

1406 6th Ave N, Saint Cloud, MN 563031901

Centracare Clinic Southwest Llc

600 Peterson Pkwy, New London, MN 562737823

Phone: 3203542222

Practice Associates & Co-Workers

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

40 Associated Practitioners

Ryan Hebrink , PT

Physical Therapist

NPI 1003077439

Physical Therapist

Amber Johnson , WHNP

Nurse Practitioner

NPI 1003459629

Women's Health Nurse Practitioner

Frances Antkowiak , APNP

Nurse Practitioner

NPI 1003837196

Advanced Practice Nurse Prescriber

Dr. Patricia Daquila , MD

Internal Medicine

NPI 1003863473

Doctor of Medicine (M.D.)

Dr. Todd Stoeberl , AuD

Audiologist

NPI 1013087030

Doctor of Audiology

Dr. Michael Hodapp , MD

Pediatrics

NPI 1013983337

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active April 13, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location April 13, 2011

Registered at 101 WILLMAR AVENUE SW, AFFILIATED COMMUNITY MEDICAL CENTERS, WILLMAR, MN 56201 (Tel: 3202315000)

📍

Updated Business Mailing Address April 13, 2011

Registered at 101 WILLMAR AVENUE SW, AFFILIATED COMMUNITY MEDICAL CENTERS, WILLMAR, MN 56201 (Tel: 3202315000)

👤

Provider Name / Credentials Updated April 13, 2011

Recorded as MICHAEL MAY, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 13, 2011

Internal Medicine (License #48697 in MN)

🟢

Initial NPI Registration & Enumeration April 29, 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: 1619142742

Entity Type:

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

Enumeration Date: April 29, 2008

Last Update: March 28, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

101 Willmar Avenue Sw, Affiliated Community Medical Centers

Willmar, MN 56201

Phone: 3202315000

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.