Physician Profile
Unclaimed ProfileAbout MAHON
John H Mahon, M.D. practises orthopaedic surgery in South Bend, IN. John is also listed as specialising in orthopaedic hand surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Areas of Expertise
Common questions
What does Dr. Mahon specialise in?
Dr. Mahon is an orthopaedic surgeon in South Bend, IN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Orthopaedic Surgery”.
NPI registry
Where is Dr. Mahon located?
Dr. Mahon is listed at 1815 E IRELAND RD, South Bend, IN 46614. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mahon's phone number?
The number on file is (574) 647-1700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Mahon?
Dr. Mahon's National Provider Identifier is 1861474801. 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
How much experience does Dr. Mahon have?
Dr. Mahon has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.
NPI registry
What does Dr. Mahon do most often?
According to Medicare billing data, Dr. Mahon performs procedures including injection into tendon or ligament and release and/or relocation of hand nerve; reads or performs imaging such as x-ray of wrist, minimum of 3 views and x-ray of wrist, 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Mahon's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mahon. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (574) 647-1700
- Email not available
Practice Locations
1815 E IRELAND RD
South Bend, IN 46614
Procedures Most Often Billed to Medicare
547 services · 340 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
82 |
| Release and/or relocation of hand nerve | Procedure | 64721 |
13 |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
25 |
| X-ray of wrist, 2 views | Imaging | 73100 |
17 |
| X-ray of finger, minimum of 2 views | Imaging | 73140 |
16 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
237 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
76 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
38 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
19 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
12 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Other orthopaedic surgeons in South Bend 8
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Injection into tendon or ligament 8
Providers in IN who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.