Physician Profile
Unclaimed ProfileAbout MAUL
Based in Grafton, WI, John Scott Maul, MD is listed in the NPI registry under medical oncology. John graduated from Medical College of Wisconsin in 1999. John is also listed as specialising in hematology & oncology.
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
Common questions
What is Dr. Maul's specialty?
Dr. Maul is a medical oncology in Grafton, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “MEDICAL ONCOLOGY”.
NPI registry
Where can I find Dr. Maul?
Dr. Maul is listed at 975 PORT WASHINGTON RD, Grafton, WI 53024. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Maul?
The number on file is (262) 857-5750. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Maul's NPI number?
Dr. Maul's National Provider Identifier is 1326014382. 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
What is Dr. Maul's medical education?
Dr. Maul attended Medical College of Wisconsin, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Maul been practising?
Dr. Maul has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Maul known for?
According to Medicare billing data, Dr. Maul the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Maul confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Maul. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (262) 857-5750
- Email not available
Practice Locations
975 PORT WASHINGTON RD
Grafton, WI 53024
Procedures Most Often Billed to Medicare
1,830 services · 836 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
821 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
510 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
332 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
70 |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
42 |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
34 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
21 |
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 1
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.
Trained at Medical College of Wisconsin 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1999 at Medical College of Wisconsin 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.