Physician Profile
Unclaimed ProfileAbout MAY
Michael Anthony May, M.D. is a healthcare provider in Willmar, MN specializing in internal medicine. Michael trained at University of Minnesota Medical School, graduating in 2005. According to Medicare claims data, Michael cared for 718 Medicare patients across 760 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (320) 231-5000
- Email not available
Practice Locations
101 WILLMAR AVENUE SW AFFILIATED COMMUNITY MEDICAL CENTERS
Willmar, MN 56201
Procedures Most Often Billed to Medicare
760 services · 718 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
317 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
122 |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
57 |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
39 |
| Test to determine lung volumes using sensors | Treatment | 94726 |
36 |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
19 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
91 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
49 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
30 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 28 related providers in 4 groups
Other internal medicines in Willmar 4
Same specialty, same city.
Trained at University of Minnesota Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2005 at University of Minnesota Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in MN who bill this service to Medicare most often.
Common questions
What does Dr. May specialize in?
Dr. May is an internal medicine in Willmar, MN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. May located?
Dr. May is listed at 101 WILLMAR AVENUE SW AFFILIATED COMMUNITY MEDICAL CENTERS, Willmar, MN 56201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. May's phone number?
The number on file is (320) 231-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. May's NPI number?
Dr. May's National Provider Identifier is 1619142742. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. May go to medical school?
Dr. May attended University of Minnesota Medical School, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. May been practicing?
Dr. May has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Dr. May do most often?
According to Medicare billing data, Dr. May provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. May confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. May. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.