DONALD E MCMAHON (MD) – Family Medicine Physician, NPI 1679555718
Family Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
2,862 FAMILY PRACTICE in IN
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Provider Addresses for DONALD E MCMAHON (MD)
1001, Hadley Road, Young, Mooresville, Morgan County, Indiana, 46158, United States
SUITE 101
MOORESVILLE, IN 461581883
Phone: (317) 834-9340
Fax: (317) 834-5768
Type: Mailing
PO BOX 781076
DETROIT, MI 482781076
Phone: (317) 528-4800
Fax: (317) 865-1479
Type: Mailing
426 S ALABAMA ST STE 100
INDIANAPOLIS, IN 462253301
Phone: (317) 528-2489
Fax: (317) 528-3770
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $32.
Total Amount is formed as General ($32) + Research ($0) + Ownership ($0) = $32.
Last reported payment date: 2024-05-30 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($16).
Total Amount
$32
General + Research + Ownership
Payments
2
Total payment records
General Amount
$32
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $16 |
| Takeda Pharmaceuticals U.S.A., Inc. | $16 |
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: 2004-03-26
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 |
|---|---|---|---|---|
| I20040326000266 | I | Family Practice | IN | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 274 | 125 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 83 | 83 | $0 |
| G0444 | Annual depression screening, 5 to 15 minutes | 70 | 70 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 20 | 18 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 18 | 14 | $0 |
Insurance plans in this area (ZIP 46158)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | IN | 83036 | Hemoglobin A1C level | 25 | 22 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IN | |
| - | IN | |
| - | IN | |
| - | MI | |
| - | IN | |
| - | IN | |
| Family Practice | IN | |
| - | MI | |
| Internal Medicine | IN | |
| Internal Medicine, Emergency Medicine | MI |
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