Provider Profile
Erin M. Hannigan, PA-S
Unclaimed ProfileAbout Erin Hannigan
Erin M. Hannigan, PA-S is a physician assistant based in Rochester, MN. Medicare claims data shows Erin provided 185 services to 147 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, prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or, and 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'. The provider's National Provider Identifier (NPI) is 1558985101.
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
- (507) 284-2511
- Email not available
Practice Locations
200 1ST ST SW
Rochester, MN 55905
Procedures Most Often Billed to Medicare
185 services · 147 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
107 | More often than most peers in Physician Assistant |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
32 | As often as other peers in Physician Assistant |
| 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 |
28 | Less 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 |
18 | 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.
Other physician assistants at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 22 related providers in 3 groups
Other physician assistants in Rochester 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Erin M. Hannigan specialize in?
Erin M. Hannigan is a physician assistant in Rochester, MN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Erin M. Hannigan located?
Erin M. Hannigan is listed at 200 1St St Sw, Rochester, MN 55905. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Erin M. Hannigan's phone number?
The number on file is (507) 284-2511. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Erin M. Hannigan?
Erin M. Hannigan's National Provider Identifier is 1558985101. 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 Erin M. Hannigan train?
Erin M. Hannigan attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Erin M. Hannigan have?
Erin M. Hannigan has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What does Erin M. Hannigan do most often?
According to Medicare billing data, Erin M. Hannigan 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
Is Erin M. Hannigan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Erin M. Hannigan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.