MICHAEL A MAHAN (M.D.) – Family Medicine Physician, NPI 1922038892
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,050 FAMILY PRACTICE in WI
Provider Addresses for MICHAEL A MAHAN (M.D.)
711 W Adams St
Black River Falls, WI 546155052
Phone: (715) 284-5361
Type: Location
Krohn Clinic, 610, West Adams Street, Black River Falls, Jackson County, Wisconsin, 54615, United States
BLACK RIVER FALLS, WI 546159010
Phone: (715) 284-4311
Fax: (715) 284-2568
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $17.
Total Amount is formed as General ($17) + Research ($0) + Ownership ($0) = $17.
Last reported payment date: 2023-01-13 • Largest payer in this snapshot: Inspire Medical Systems, Inc. ($17).
Total Amount
$17
General + Research + Ownership
Payments
1
Total payment records
General Amount
$17
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-01-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Inspire Medical Systems, Inc. | $17 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-01-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100109000059 | I | Family Practice | WI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 36415 | Insertion of needle into vein for collection of blood sample | 367 | 120 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 297 | 125 | $0 |
| 85610 | Blood test, clotting time | 166 | 18 | $0 |
| 82565 | Blood creatinine level | 155 | 100 | $0 |
| 84295 | Blood sodium level | 144 | 95 | $0 |
Insurance plans in this area (ZIP 54615)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | WI | 83036 | Hemoglobin A1C level | 89 | 61 |
| FAMILY MEDICINE | WI | 85610 | Blood test, clotting time | 145 | 24 |
| FAMILY MEDICINE | WI | 90670 | Pneumococcal vaccine for injection into muscle | 14 | 14 |
| FAMILY MEDICINE | WI | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 44 | 35 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | WI | |
| Nurse Practitioner | WI | |
| Physician Assistant | WI | |
| Family Practice | WI | |
| Internal Medicine | WI | |
| Orthopedic Surgery | WI | |
| Nurse Practitioner | WI | |
| Internal Medicine, Pediatric Medicine | WI | |
| Physician Assistant | WI | |
| Emergency Medicine | WI |
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