WILLIAM FISCHER MD
NPI 1043773534
Family Medicine in Minnetonka, MN

Active since April 10, 2019PECOS EnrolledAccepts Medicare Assignment
83.53/100
CMS Quality Rating
15111 TWELVE OAKS CENTER DR, MINNETONKA, MN 55305(952) 993-4500 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 12, 2026, Nov 23, 2022, Apr 10, 2019 (3 updates tracked since 2019).

About William Fischer Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM FISCHER MD (NPI 1043773534) is an individual family medicine provider in Minnetonka, Minnesota, licensed in Minnesota (69500) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Allina United Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1043773534
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameWILLIAM FISCHERCredential: MD
Location Address15111 TWELVE OAKS CENTER DRMinnetonka, MN 55305-5202
Mailing Address8170 33rd Ave S # Ms 21110qBloomington, MN 55425-4516
Sole ProprietorYes
Medical School CMSUniversity Of Minnesota Medical SchoolGraduated 2018
Enumeration DateApril 10, 2019
Last NPPES UpdateAugust 12, 20263 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
✔ NPI 1043773534 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MN · 69500
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
15111 TWELVE OAKS CENTER DR, Minnetonka, MN 55305

Secondary Practice Locations 2

Location 11155 County Road E E Ste 1Vadnais Heights, MN 55110-5183 · Phone (651) 241-9200
Location 21414 Maryland Ave ESaint Paul, MN 55106-2824 · Phone (651) 772-3461

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

William Fischer Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID143555672
PECOS Enrollment IDI20220815002448
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show William Fischer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Otolaryngology
2805 CAMPUS DR STE 205
Plymouth, MN 55441
  • Reassigned Medicare billing, Minnesota enrollment
  • Also billed through NPI 1326463845 (Minnesota)
  • 2,609 clinicians in this Medicare group
General Acute Care Hospital
3900 PARK NICOLLET BLVD
St Louis Park, MN 55416
  • Reassigned Medicare billing, Minnesota enrollment
  • Medicare enrollment name: Park Nicollet Clinic
  • 2,527 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
98 services77 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
88 services66 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
47 services40 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
37 services25 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
36 services34 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
31 services29 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Allina United Hospital

Acute Care Hospitals · Saint Paul, MN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number240038
Location333 North Smith AvenueSaint Paul, MN 55102 · Ramsey County
Emergency services Birthing friendly

Abbott Northwestern Hospital

Acute Care Hospitals · Minneapolis, MN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number240057
Location800 East 28th StreetMinneapolis, MN 55407 · Hennepin County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55305 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.82 typical visit price
range $56.00 – $168.28
Typical copayment $21.45 (range $14.00 – $42.07)
Most-billed visit code 99203
Established Patient
$98.61 typical visit price
range $18.32 – $138.04
Typical copayment $24.65 (range $4.58 – $34.51)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.53/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality81.79
Promoting Interoperability100
Improvement Activities40
Cost63.31

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physical Therapist
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Internal Medicine
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Pharmacist
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Family Medicine
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Internal Medicine
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Optometrist
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Nurse Practitioner (Women's Health)
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305
Family Medicine
15111 TWELVE OAKS CENTER DR
MINNETONKA, MN 55305

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Fischer's NPI number?

The NPI number for William Fischer is 1043773534. It was assigned to this individual provider in the NPPES registry on April 10, 2019.

Where is William Fischer located?

William Fischer practices at 15111 Twelve Oaks Center Dr, Minnetonka, MN 55305. The listed phone number is (952) 993-4500.

What is William Fischer's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is William Fischer enrolled in Medicare?

Yes. William Fischer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for William Fischer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Fischer reassigns Medicare benefits to 2 organizations: Allina Health System (Plymouth, MN) and Park Nicollet Methodist Hospital (St Louis Park, MN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Fischer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Fischer accept?

Health plans from HealthPartners list William Fischer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Fischer affiliated with any hospitals?

According to CMS data, William Fischer is affiliated with Allina United Hospital and Abbott Northwestern Hospital.

When was this NPI record last updated?

The NPPES record for William Fischer was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.