Active NPI 1619997046 Individual Practitioner Male Practitioner

Dr. William A Wilfley , MD

Surgery • Wausau, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Wilfley, MD is a certified Surgery practicing in Wausau, WI. With approximately 26 years of clinical experience since graduating from Creighton University School Of Medicine in 2000, Dr. Wilfley delivers high-quality medical care to the local community at 2606 STEWART AVE STE 200.

Dr. Wilfley is affiliated with Surgical Associates, S.C. and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2606 Stewart Ave Ste 200

Wausau, WI 544015449

Telephone 7158472022

Associated Practice Facility / Clinic

🏢 Surgical Associates, S.c. Facility NPI 1710910476

Medicare Profile & Education

Medical School

Creighton University School Of Medicine

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Wausau, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

26 Yrs +6.1 yrs vs City Avg

City Avg: 19.9 Yrs

State Avg: 25.2 Yrs

Regional Practice Density

20 Specialists

Practicing in Wausau, WI (765 Statewide)

Telehealth Adoption Rate

20.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

63.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Wilfley (26 Years) 26 Yrs

Wausau Specialty Average (19.9 Years) 19.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	37	37	$438.92	$161.41
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	18	$150.00	$55.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	15	$350.00	$124.99
99213 Established patient office or other outpatient visit, typically 15 minutes	14	12	$250.00	$88.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	41	41	$416.59	$158.76
99231 Follow-up hospital inpatient care per day, typically 15 minutes	41	28	$110.00	$46.97
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$320.36	$122.47
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	12	$144.23	$54.10
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$225.00	$86.49
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$252.00	$78.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	56	36	$110.00	$36.63
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$392.36	$160.02
99221 Initial hospital inpatient care per day, typically 30 minutes	32	32	$245.00	$94.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	19	$285.00	$123.63
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$260.00	$107.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99221 Initial hospital inpatient care per day, typically 30 minutes	55	55	$243.98	$92.81
99231 Follow-up hospital inpatient care per day, typically 15 minutes	53	32	$110.00	$37.04
99213 Established patient office or other outpatient visit, typically 15 minutes	25	19	$196.00	$88.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$375.00	$162.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	16	$279.71	$125.91
47562 Removal of gallbladder using an endoscope	13	13	$4546.77	$590.65
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$260.00	$108.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	67	31	$108.84	$38.38
99221 Initial hospital inpatient care per day, typically 30 minutes	50	50	$236.84	$98.58
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	25	21	$174.80	$69.17
99213 Established patient office or other outpatient visit, typically 15 minutes	20	16	$174.25	$72.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$250.31	$104.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$249.64	$102.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99221 Initial hospital inpatient care per day, typically 30 minutes	51	50	$215.25	$97.32
99231 Follow-up hospital inpatient care per day, typically 15 minutes	47	28	$84.00	$36.47
99213 Established patient office or other outpatient visit, typically 15 minutes	30	23	$156.47	$70.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$229.00	$104.21
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$161.75	$73.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	80	34	$84.00	$37.49
99213 Established patient office or other outpatient visit, typically 15 minutes	56	33	$155.00	$69.94
99221 Initial hospital inpatient care per day, typically 30 minutes	46	45	$216.00	$96.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$229.00	$102.53
99202 New patient office or other outpatient visit, typically 20 minutes	13	13	$159.00	$71.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99221 Initial hospital inpatient care per day, typically 30 minutes	74	72	$215.81	$96.55
99231 Follow-up hospital inpatient care per day, typically 15 minutes	73	44	$83.86	$37.21
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	42	31	$152.83	$69.44
99213 Established patient office or other outpatient visit, typically 15 minutes	40	32	$154.80	$68.87
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	37	20	$221.89	$100.23
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$290.91	$131.01

Medical Specialties & State Licenses

CMS Verified: 2025-02-17

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License WI 60454

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

100031344 (WI)

Commercial Insurance / Payer ID Crime Victims

8943482 (WA)

Commercial Insurance / Payer ID Railroad Medicare

P00380119

Commercial Insurance / Payer ID Labor & Ind.

217046 (WA)

Hospital & Practice Group Affiliations

Surgical Associates, S.c.

2400 Pine Ridge Blvd, Wausau, WI 544017803

Phone: 7158472022

Secondary Practice Locations

2400 Pine Ridge Blvd

Wausau, WI 544017803

Phone: 7158472022

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Kathy Obermann , ANP-BC APNP

Nurse Practitioner

NPI 1003100033

ANPBCAPNP

Dr. Corrine Miller , MD

Surgery

NPI 1013216530

Doctor of Medicine (M.D.)

Dr. Gary Sweet , MD

Surgery

NPI 1023229382

Doctor of Medicine (M.D.)

Dr. Charles Alden , MD

Surgery

NPI 1043212947

Doctor of Medicine (M.D.)

Tiffany Miller , APRN

Nurse Practitioner

NPI 1053966382

Advanced Practice Registered Nurse

Dr. Paul Chestovich , MD

Surgery

NPI 1073762589

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events

📍

Updated Practice Location February 17, 2025

Registered at 2606 STEWART AVE STE 200, WAUSAU, WI 544015449 (Tel: 7158472022)

✅

NPI Profile Active July 01, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location July 01, 2014

Registered at 2400 PINE RIDGE BLVD, WAUSAU, WI 544017803 (Tel: 7158472022)

📍

Updated Business Mailing Address July 01, 2014

Registered at 2400 PINE RIDGE BLVD, WAUSAU, WI 544017803 (Tel: 7158472022)

👤

Provider Name / Credentials Updated July 01, 2014

Recorded as WILLIAM WILFLEY, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 01, 2014

Surgery (License #60454 in WI)

🟢

Initial NPI Registration & Enumeration July 20, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1619997046

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 20, 2006

Last Update: February 17, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2400 Pine Ridge Blvd

Wausau, WI 544017803

Phone: 7158472022

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.