At a glance
- 420 E Division St, Fond Du Lac, WI 54935
About Theresa Hollnagel
Theresa L. Hollnagel, PA-C is a physician assistant based in Fond Du Lac, WI. Theresa is also listed as specializing in physician assistant — surgical. Medicare claims data shows Theresa provided 185 services to 165 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. The provider's National Provider Identifier (NPI) is 1770547333.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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) 926-8495
- Email not available
Practice Locations
420 E DIVISION ST
Fond Du Lac, WI 54935
Procedures Most Often Billed to Medicare
185 services · 165 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Simple bladder irrigation and/or instillation | Procedure | 51700 |
26 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
69 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
41 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
27 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
22 | Less often than most peers in Physician Assistant |
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.
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 physician assistants in Fond Du Lac 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2001 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Simple bladder irrigation and/or instillation 8
Providers in WI who bill this service to Medicare most often.
Common questions
What does Theresa L. Hollnagel specialize in?
Theresa L. Hollnagel is a physician assistant in Fond Du Lac, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Theresa L. Hollnagel located?
Theresa L. Hollnagel is listed at 420 E Division St, Fond Du Lac, WI 54935. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Theresa L. Hollnagel's phone number?
The number on file is (920) 926-8495. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Theresa L. Hollnagel?
Theresa L. Hollnagel's National Provider Identifier is 1770547333. 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 Theresa L. Hollnagel train?
Theresa L. Hollnagel attended Other, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Theresa L. Hollnagel have?
Theresa L. Hollnagel has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What does Theresa L. Hollnagel do most often?
According to Medicare billing data, Theresa L. Hollnagel performs procedures including simple bladder irrigation and/or instillation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Theresa L. Hollnagel's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Theresa L. Hollnagel. If this is you, claiming it is free.
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