Active NPI 1679619357 Individual Practitioner Male Practitioner

Douglas Alan Willaman , PA-C

Physician Assistant • Evanston, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Douglas Willaman, PA-C is a certified Physician Assistant practicing in Evanston, IL. With approximately 30 years of clinical experience since completing medical education in 1996, Douglas Willaman delivers high-quality medical care to the local community at 2650 RIDGE AVE.

Douglas Willaman is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2650 Ridge Ave

Evanston, IL 602011700

Telephone 8475701010

Fax 8477335108

Associated Practice Facility / Clinic

🏢 Endeavor Health Clinical Operations Facility NPI 1184670549

Medicare Profile & Education

Medical School

Other

Graduation Year

1996

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Evanston, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

30 Yrs +21.2 yrs vs City Avg

City Avg: 8.8 Yrs

State Avg: 11.7 Yrs

Regional Practice Density

77 Specialists

Practicing in Evanston, IL (4958 Statewide)

Telehealth Adoption Rate

16.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Willaman (30 Years) 30 Yrs

Evanston Specialty Average (8.8 Years) 8.8 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	159	120	$160.00	$70.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	143	136	$153.00	$86.94
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	85	85	$129.00	$74.64
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	80	54	$229.00	$106.09
99231 Follow-up hospital inpatient care per day, typically 15 minutes	44	34	$93.00	$44.75
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	40	40	$293.00	$117.81
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	36	35	$269.00	$129.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$246.00	$119.16
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$428.00	$155.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	171	121	$160.00	$71.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	135	126	$155.07	$87.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	105	105	$131.38	$76.43
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	53	36	$229.00	$108.06
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	50	50	$293.00	$118.81
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	39	39	$272.21	$129.47
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$246.00	$121.75
99231 Follow-up hospital inpatient care per day, typically 15 minutes	16	12	$93.00	$45.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$428.00	$157.42
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$75.00	$57.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	191	114	$160.00	$64.70
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	179	158	$133.06	$88.85
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	146	85	$229.00	$92.79
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	108	107	$189.80	$133.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	71	71	$248.87	$124.52
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	31	31	$302.23	$123.05
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$443.12	$179.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	274	178	$160.00	$65.33
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	244	125	$229.00	$94.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	190	172	$123.00	$90.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	156	156	$175.00	$134.80
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	104	104	$304.00	$124.04
99213 Established patient office or other outpatient visit, typically 15 minutes	53	46	$58.00	$58.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$252.00	$126.58
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	26	26	$446.00	$182.90
99219 Hospital observation care, typically 50 minutes	23	23	$298.00	$122.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	295	291	$302.58	$127.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	135	103	$160.00	$66.46
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	76	75	$173.97	$102.82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	47	36	$229.00	$96.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	40	$123.00	$72.50
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	29	29	$446.00	$186.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	459	315	$160.00	$65.19
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	241	239	$302.00	$122.93
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	27	23	$229.00	$93.52
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$226.00	$92.74

Medical Specialties & State Licenses

CMS Verified: 2026-03-19

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License IL 085003064

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Physician Assistant - Medical

NUCC Taxonomy Code: 363AM0700X

State License PA MA002258L

Definition to come...

Hospital & Practice Group Affiliations

Endeavor Health Medical Group

9600 Gross Point Rd, Skokie, IL 600761214

Endeavor Health Medical Group

2650 Ridge Ave, Evanston, IL 602011700

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. James Kelly , DO

Hospitalist

NPI 1003377177

Doctor of Osteopathic Medicine (D.O.)

Dr. Lauren Anderson , MD

Hospitalist

NPI 1003504648

Doctor of Medicine (M.D.)

Dr. Nicole Palmer , MD, MPH

Student in an Organized Health Care Education/Training Program

NPI 1003748252

Doctor of Medicine (M.D.), Master of Public Health

Dr. Adela Kola , MD

Hospitalist

NPI 1003888397

Doctor of Medicine (M.D.)

Dr. Matthew Sherwood , MD

Internal Medicine

NPI 1013084078

Doctor of Medicine (M.D.)

Dr. Vivek Kaushal , MD

Hospitalist

NPI 1043387004

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location March 19, 2026

Registered at 2650 RIDGE AVE, EVANSTON, IL 602011700 (Tel: 8475701010)

📍

Updated Business Mailing Address March 19, 2026

Registered at 2650 RIDGE AVE STE 1223, EVANSTON, IL 602011700 (Tel: 8475702040)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 3104 UNIONVILLE RD, 100 CRANBERRY BUSINESS PARK, SUITE 180, CRANBERRY TWP, PA 160663415 (Tel: 7247722664)

📍

Updated Business Mailing Address July 08, 2007

Registered at 117 STONEY CREEK CT, SEVEN FIELDS, PA 160467915 (Tel: 7247661619)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as DOUGLAS WILLAMAN, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Physician Assistant (License #MA002258L in PA)

🟢

Initial NPI Registration & Enumeration January 29, 2007

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: 1679619357

Entity Type:

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

Enumeration Date: January 29, 2007

Last Update: March 19, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2650 Ridge Ave Ste 1223

Evanston, IL 602011700

Phone: 8475702040

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.