Provider Profile
Amy M. Maass, APNP
Unclaimed ProfileAbout Amy Maass
Amy M. Maass, APNP is a nurse practitioner practicing in Neenah, WI. Amy is also listed as specializing in nurse practitioner — family. Medicare claims data shows Amy provided 789 services to 303 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, testing for presence of drug, by chemistry analyzers, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (920) 729-2933
- Email not available
Practice Locations
130 2ND ST
Neenah, WI 54956
1616 N Casaloma Dr Suite 100
Appleton, WI 54913
2595 Development Dr Suite 150
Greenbay, WI 54311
Procedures Most Often Billed to Medicare
789 services · 303 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Electronic analysis reprogramming and refill of spinal canal drug infusion pump by physician | Procedure | 62370 |
39 | As often as other peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
488 | More than most peers in Nurse Practitioner |
| Testing for presence of drug, by chemistry analyzers | Lab test | 80307 |
161 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
101 | As often as other peers in Nurse Practitioner |
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 nurse practitioners at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 31 related providers in 4 groups
Other nurse practitioners in Neenah 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Electronic analysis reprogramming and refill of spinal canal drug infusion pump by physician 8
Providers in WI who bill this service to Medicare most often.
Common questions
What does Amy M. Maass specialize in?
Amy M. Maass is a nurse practitioner in Neenah, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Amy M. Maass located?
Amy M. Maass is listed at 130 2Nd St, Neenah, WI 54956. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Amy M. Maass's phone number?
The number on file is (920) 729-2933. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Amy M. Maass?
Amy M. Maass's National Provider Identifier is 1659857977. 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 Amy M. Maass train?
Amy M. Maass attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Amy M. Maass have?
Amy M. Maass has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Amy M. Maass do most often?
According to Medicare billing data, Amy M. Maass performs procedures including electronic analysis reprogramming and refill of spinal canal drug infusion pump by physician, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Amy M. Maass's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Amy M. Maass. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.