Active NPI 1033158639 Individual Practitioner Male Practitioner

Dr. William David Bloomer , MD

Specialist • Evanston, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Bloomer, MD is a certified Specialist practicing in Evanston, IL. With approximately 56 years of clinical experience since graduating from Jefferson Medical College Of Thomas Jefferson University in 1970, Dr. Bloomer delivers high-quality medical care to the local community at 2650 RIDGE AVE.

Dr. Bloomer is affiliated with Radiation Medicine Institute and accepts Medicare assignment.

Frequently performed procedures and clinical services include stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy, radiation treatment management, 5 treatments, design and construction of complex radiation treatment device. 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 602011718

Telephone 8475702590

Associated Practice Facility / Clinic

🏢 Endeavor Health Clinical Operations Facility NPI 1184670549

Medicare Profile & Education

Medical School

Jefferson Medical College Of Thomas Jefferson University

Graduation Year

1970

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Evanston, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

56 Yrs +13.0 yrs vs City Avg

City Avg: 43.0 Yrs

State Avg: 38.5 Yrs

Regional Practice Density

39 Specialists

Practicing in Evanston, IL (1322 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

69.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Bloomer (56 Years) 56 Yrs

Evanston Specialty Average (43.0 Years) 43.0 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
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy	1,585	101	$87.67	$22.08
77427 Radiation treatment management, 5 treatments	446	127	$740.00	$208.51
77334 Design and construction of complex radiation treatment device	358	112	$240.00	$64.92
77300 Calculation of radiation therapy dose	334	122	$130.00	$35.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	100	100	$320.00	$145.27
77263 Complex radiation therapy planning	83	79	$660.00	$183.67
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	82	78	$320.00	$88.53
77295 3d radiation therapy planning	75	68	$870.00	$241.43
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	74	55	$150.00	$40.39
77338 Design and construction of radiation treatment device for high precision radiation therapy	60	49	$870.00	$241.96
77301 Management of modulation radiotherapy planning	50	46	$1620.00	$450.45
77332 Design and construction of simple radiation treatment device	48	47	$100.00	$25.61
77293 Respiratory motion management simulation	30	29	$410.00	$112.70
77331 Special radiation therapy planning	29	23	$180.00	$49.50
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	20	$345.71	$157.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	19	$250.00	$105.72
77435 Management of cranial lesion surgery using radiation over multiple sessions	16	16	$2490.00	$703.59
77470 Special radiation treatment procedure	15	15	$420.00	$114.84
77307 Radiation therapy plan	15	14	$590.00	$163.15
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	14	$260.00	$143.52
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$430.00	$199.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy	1,800	108	$81.24	$20.94
77427 Radiation treatment management, 5 treatments	492	137	$740.00	$197.28
77334 Design and construction of complex radiation treatment device	373	120	$240.00	$61.02
77300 Calculation of radiation therapy dose	359	135	$130.00	$33.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	123	123	$320.00	$137.37
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	87	84	$320.00	$83.87
77263 Complex radiation therapy planning	87	84	$660.00	$174.38
77295 3d radiation therapy planning	73	70	$870.00	$229.11
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	72	60	$150.00	$38.89
77338 Design and construction of radiation treatment device for high precision radiation therapy	64	51	$870.00	$229.07
77301 Management of modulation radiotherapy planning	52	50	$1620.00	$427.06
77332 Design and construction of simple radiation treatment device	49	46	$100.00	$24.28
77331 Special radiation therapy planning	41	34	$180.00	$46.55
77293 Respiratory motion management simulation	25	25	$410.00	$106.60
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	22	$250.00	$99.71
77307 Radiation therapy plan	21	19	$590.00	$154.96
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$260.00	$134.20
77435 Management of cranial lesion surgery using radiation over multiple sessions	14	14	$2490.00	$663.34
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	13	$350.00	$146.04
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$430.00	$186.83
77333 Design and construction of intermediate radiation treatment device	12	12	$160.00	$40.53
77470 Special radiation treatment procedure	12	11	$420.00	$109.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy	1,694	103	$80.00	$21.14
77427 Radiation treatment management, 5 treatments	458	128	$600.00	$203.49
77334 Design and construction of complex radiation treatment device	436	103	$240.55	$63.42
77300 Calculation of radiation therapy dose	404	122	$150.00	$34.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	106	106	$250.00	$145.47
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	93	89	$525.00	$87.17
77263 Complex radiation therapy planning	91	87	$700.00	$179.92
77295 3d radiation therapy planning	83	76	$775.00	$237.52
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	73	62	$350.00	$40.30
77332 Design and construction of simple radiation treatment device	71	63	$120.00	$25.30
77331 Special radiation therapy planning	58	50	$200.00	$48.47
77338 Design and construction of radiation treatment device for high precision radiation therapy	50	41	$750.00	$237.33
77301 Management of modulation radiotherapy planning	41	40	$1700.00	$440.68
77307 Radiation therapy plan	29	28	$460.00	$160.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	22	$143.52	$104.35
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	18	$236.84	$155.49
77333 Design and construction of intermediate radiation treatment device	19	19	$180.00	$42.10
77470 Special radiation treatment procedure	18	16	$350.00	$113.12
77293 Respiratory motion management simulation	17	17	$350.00	$111.44
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	15	$185.00	$144.72
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	16	16	$350.00	$195.99
77435 Management of cranial lesion surgery using radiation over multiple sessions	15	15	$2700.00	$686.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy	1,678	107	$80.00	$21.48
77334 Design and construction of complex radiation treatment device	514	115	$240.00	$63.61
77427 Radiation treatment management, 5 treatments	511	135	$600.00	$204.12
77300 Calculation of radiation therapy dose	464	130	$150.00	$34.32
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	105	95	$525.00	$86.13
77263 Complex radiation therapy planning	103	93	$700.00	$180.41
77295 3d radiation therapy planning	101	87	$775.00	$237.22
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	97	97	$250.00	$146.74
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	81	59	$350.00	$40.54
77331 Special radiation therapy planning	69	55	$200.00	$48.78
77332 Design and construction of simple radiation treatment device	69	58	$120.00	$25.28
77338 Design and construction of radiation treatment device for high precision radiation therapy	44	38	$750.00	$237.19
77301 Management of modulation radiotherapy planning	39	38	$1700.00	$442.20
77307 Radiation therapy plan	32	27	$460.00	$161.19
77333 Design and construction of intermediate radiation treatment device	29	27	$180.00	$42.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	22	$135.00	$106.81
77293 Respiratory motion management simulation	22	21	$350.00	$111.86
77470 Special radiation treatment procedure	18	18	$350.00	$113.82
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$350.00	$199.94
77435 Management of cranial lesion surgery using radiation over multiple sessions	16	16	$2700.00	$687.11
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	13	$200.00	$157.35
77432 Management of complete single session course of cranial lesion surgery using radiation	13	12	$1200.00	$459.23
99213 Established patient office or other outpatient visit, typically 15 minutes	12	11	$85.00	$72.48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$185.00	$145.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy	1,513	97	$80.42	$21.52
77427 Radiation treatment management, 5 treatments	478	127	$600.00	$205.71
77334 Design and construction of complex radiation treatment device	400	102	$240.00	$65.09
77300 Calculation of radiation therapy dose	377	111	$150.00	$34.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	107	107	$250.00	$139.72
77263 Complex radiation therapy planning	101	94	$700.00	$182.90
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	101	94	$525.00	$88.10
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	83	63	$350.00	$39.95
77295 3d radiation therapy planning	78	69	$775.00	$239.80
77332 Design and construction of simple radiation treatment device	77	61	$120.00	$25.46
77331 Special radiation therapy planning	68	53	$200.00	$48.73
77338 Design and construction of radiation treatment device for high precision radiation therapy	50	36	$750.00	$239.52
77307 Radiation therapy plan	39	33	$460.00	$162.67
77301 Management of modulation radiotherapy planning	35	32	$1700.00	$446.43
77333 Design and construction of intermediate radiation treatment device	31	30	$180.00	$42.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	25	$135.00	$84.28
77293 Respiratory motion management simulation	19	19	$350.00	$113.27
99213 Established patient office or other outpatient visit, typically 15 minutes	15	11	$85.00	$55.27
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$350.00	$182.14
77470 Special radiation treatment procedure	14	14	$350.00	$114.89
77435 Management of cranial lesion surgery using radiation over multiple sessions	12	12	$2700.00	$694.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G6001 Ultrasonic guidance for placement of radiation therapy fields	881	55	$120.64	$32.84
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy	842	52	$103.18	$21.93
77427 Radiation treatment management, 5 treatments	664	145	$600.00	$201.21
77334 Design and construction of complex radiation treatment device	536	117	$240.00	$63.73
77300 Calculation of radiation therapy dose	508	141	$150.00	$34.52
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	119	77	$350.00	$39.26
77263 Complex radiation therapy planning	117	101	$700.00	$179.31
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	115	99	$525.00	$86.37
77331 Special radiation therapy planning	109	72	$200.00	$48.20
77295 3d radiation therapy planning	102	88	$775.00	$236.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	91	91	$250.00	$137.30
77332 Design and construction of simple radiation treatment device	85	76	$120.00	$25.19
77338 Design and construction of radiation treatment device for high precision radiation therapy	65	44	$750.00	$236.90
99213 Established patient office or other outpatient visit, typically 15 minutes	56	41	$85.00	$54.15
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	56	54	$135.00	$81.87
77307 Radiation therapy plan	55	43	$460.00	$159.91
77301 Management of modulation radiotherapy planning	43	42	$1700.00	$441.40
77333 Design and construction of intermediate radiation treatment device	36	36	$180.00	$41.43
77470 Special radiation treatment procedure	31	30	$350.00	$112.32
77293 Respiratory motion management simulation	13	13	$350.00	$110.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77427 Radiation treatment management, 5 treatments	579	127	$600.00	$198.00
G6001 Ultrasonic guidance for placement of radiation therapy fields	515	45	$120.00	$31.56
77300 Calculation of radiation therapy dose	458	125	$150.00	$33.99
77334 Design and construction of complex radiation treatment device	386	96	$240.00	$63.03
77263 Complex radiation therapy planning	112	103	$700.00	$175.18
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	108	99	$525.00	$85.54
77295 3d radiation therapy planning	91	81	$775.00	$233.85
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	88	67	$350.00	$38.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	84	84	$250.00	$137.70
77331 Special radiation therapy planning	78	59	$200.00	$47.59
77332 Design and construction of simple radiation treatment device	69	60	$120.00	$25.07
77338 Design and construction of radiation treatment device for high precision radiation therapy	57	36	$750.00	$233.95
77333 Design and construction of intermediate radiation treatment device	46	45	$180.00	$40.84
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	38	$135.00	$82.77
77301 Management of modulation radiotherapy planning	37	36	$1700.00	$434.91
99213 Established patient office or other outpatient visit, typically 15 minutes	37	27	$85.00	$54.38
77307 Radiation therapy plan	18	18	$460.00	$157.59
77470 Special radiation treatment procedure	18	16	$350.00	$110.54
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$212.50	$117.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77427 Radiation treatment management, 5 treatments	610	132	$600.00	$190.90
77300 Calculation of radiation therapy dose	544	139	$150.00	$32.99
77334 Design and construction of complex radiation treatment device	476	113	$240.00	$60.46
77263 Complex radiation therapy planning	131	112	$700.00	$169.15
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved	125	106	$525.00	$82.34
77295 3d radiation therapy planning	116	100	$775.00	$224.85
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	109	82	$350.00	$36.83
77331 Special radiation therapy planning	101	66	$200.00	$45.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	91	91	$250.00	$134.04
77332 Design and construction of simple radiation treatment device	81	73	$120.00	$23.98
77338 Design and construction of radiation treatment device for high precision radiation therapy	60	36	$750.00	$224.81
77333 Design and construction of intermediate radiation treatment device	43	41	$180.00	$39.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	40	$135.00	$80.37
77301 Management of modulation radiotherapy planning	38	35	$1700.00	$419.35
99213 Established patient office or other outpatient visit, typically 15 minutes	37	31	$85.00	$52.57
77307 Radiation therapy plan	23	21	$460.00	$152.25
77470 Special radiation treatment procedure	18	18	$350.00	$107.01

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

03608368028 (IL)

Hospital & Practice Group Affiliations

Radiation Medicine Institute

718 Glenview Ave, Highland Park, IL 600352432

Phone: 8475702590

Radiation Medicine Institute

2650 Ridge Ave, Evanston, IL 602011718

Phone: 8475702590

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. Reid Perlman , MD

Specialist

NPI 1316036825

Doctor of Medicine (M.D.)

Dr. Ranjeev Nanda , MD

Specialist

NPI 1548352883

Doctor of Medicine (M.D.)

Dr. Jeanette Moulthrop , MD

Specialist

NPI 1558306068

Doctor of Medicine (M.D.)

Dr. Alexander Kemel , MD

Specialist

NPI 1912942483

Doctor of Medicine (M.D.)

Dr. Vathsala Raghavan , MD

Radiology - Radiation Oncology

NPI 1962441584

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 2650 RIDGE AVE, EVANSTON, IL 602011718 (Tel: 8475702590)

📍

Updated Business Mailing Address July 08, 2007

Registered at 9818 EAGLE WAY, CHICAGO, IL 606781098 (Tel: 8475702587)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM BLOOMER, M.D.

🎓

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

Specialist

🟢

Initial NPI Registration & Enumeration June 06, 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: 1033158639

Entity Type:

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

Enumeration Date: June 06, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

9818 Eagle Way

Chicago, IL 606781098

Phone: 8475702587

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.