Provider Profile
Nancy S. Asencio, APNP
Unclaimed ProfileAbout Nancy Asencio
Listed in the NPI registry as a nurse practitioner, Nancy S. Asencio, APNP practices in Lake Geneva, WI. According to Medicare claims data, Nancy cared for 663 Medicare patients across 3,559 services. The services billed most often include anticoagulant management of patient taking warfarin, blood test, clotting time, 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
- (262) 249-5000
- Email not available
Practice Locations
146 E GENEVA SQ
Lake Geneva, WI 53147
Procedures Most Often Billed to Medicare
3,559 services · 663 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
1,613 | More than most peers in Nurse Practitioner |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
33 | More often than most peers in Nurse Practitioner |
| Sarscov2 vac 50 mcg/0.5ml im | Treatment | 91322 |
17 | As often as other peers in Nurse Practitioner |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
17 | As often as other peers in Nurse Practitioner |
| Blood test, clotting time | Lab test | 85610 |
1,414 | More 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 |
151 | More often than most 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 |
116 | More often than most peers in Nurse Practitioner |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
73 | More often than most peers in Nurse Practitioner |
| Administration of influenza virus vaccine | Billing code | G0008 |
34 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
34 | 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 8
Same specialty, same street address — most likely the same department or group.
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.
More connections — 28 related providers in 4 groups
Other nurse practitioners in Lake Geneva 4
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Anticoagulant management of patient taking warfarin 8
Providers in WI who bill this service to Medicare most often.
Common questions
What does Nancy S. Asencio specialize in?
Nancy S. Asencio is a nurse practitioner in Lake Geneva, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Nancy S. Asencio located?
Nancy S. Asencio is listed at 146 E Geneva Sq, Lake Geneva, WI 53147. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Nancy S. Asencio's phone number?
The number on file is (262) 249-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Nancy S. Asencio's NPI number?
Nancy S. Asencio's National Provider Identifier is 1962410530. 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 Nancy S. Asencio train?
Nancy S. Asencio attended Other, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How long has Nancy S. Asencio been practicing?
Nancy S. Asencio has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What does Nancy S. Asencio do most often?
According to Medicare billing data, Nancy S. Asencio provides treatments such as anticoagulant management of patient taking warfarin and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Nancy S. Asencio confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Nancy S. Asencio. 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.