Active NPI 1952360711 Individual Practitioner Male Practitioner

Dr. William Eugene Cornatzer , MD

Dermatology • Bismarck, ND

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Cornatzer, MD is a certified Dermatology practicing in Bismarck, ND. With approximately 44 years of clinical experience since graduating from University Of New Mexico School Of Medicine in 1982, Dr. Cornatzer delivers high-quality medical care to the local community at 225 N 7TH ST # 2.

Dr. Cornatzer is affiliated with Bismarck Dermatology Center Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include destruction of precancer skin growth, 2-14 growths, established patient outpatient office visit, destruction of skin growth. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

225 N 7th St # 2
United Bank Bldg

Bismarck, ND 585014417

Telephone 7012241273

Fax 7013232929

Associated Practice Facility / Clinic

🏢 William E. Cornatzer, Jr., M.d., P.c. Facility NPI 1386970671

Medicare Profile & Education

Medical School

University Of New Mexico School Of Medicine

Graduation Year

1982

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Bismarck, ND

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

44 Yrs +19.7 yrs vs City Avg

City Avg: 24.3 Yrs

State Avg: 17.7 Yrs

Regional Practice Density

9 Specialists

Practicing in Bismarck, ND (38 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

65.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Cornatzer (44 Years) 44 Yrs

Bismarck Specialty Average (24.3 Years) 24.3 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
17003 Destruction of precancer skin growth, 2-14 growths	1,427	337	$20.01	$6.72
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	655	460	$313.14	$126.09
17000 Destruction of skin growth	594	468	$175.07	$60.93
99213 Established patient office or other outpatient visit, typically 15 minutes	405	316	$216.05	$89.86
11102 Tangential biopsy of single skin lesion	195	172	$266.12	$98.20
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	90	83	$130.13	$56.15
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	50	50	$310.20	$107.73
11103 Biopsy of related skin growth, each additional growth	43	29	$143.00	$50.00
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$474.52	$163.69
69100 Biopsy of ear	24	22	$281.38	$83.18
99202 New patient office or other outpatient visit, typically 20 minutes	23	23	$220.30	$71.29
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	22	18	$593.27	$181.75
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	15	13	$539.00	$157.44
11104 Punch biopsy, first skin growth	15	14	$334.00	$124.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,614	373	$20.00	$6.62
17000 Destruction of skin growth	677	532	$175.00	$60.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	602	447	$313.00	$123.36
99213 Established patient office or other outpatient visit, typically 15 minutes	434	334	$216.00	$87.30
11102 Tangential biopsy of single skin lesion	189	169	$266.00	$97.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	112	98	$130.00	$55.08
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	74	74	$310.00	$104.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$474.00	$152.21
11103 Biopsy of related skin growth, each additional growth	30	23	$143.00	$49.73
99202 New patient office or other outpatient visit, typically 20 minutes	30	30	$220.00	$70.48
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	29	24	$590.00	$177.68
J7308 Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)	21	15	$400.00	$384.38
96574 Application of light with debridement to destroy precancer skin growth	17	13	$450.00	$280.94
69100 Biopsy of ear	17	16	$281.00	$78.20
11104 Punch biopsy, first skin growth	16	16	$334.00	$116.75
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	15	14	$506.00	$158.50
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	12	11	$539.00	$178.28
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	12	12	$782.00	$197.05
17110 Destruction of up to 14 skin growths	11	11	$295.00	$112.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,636	397	$20.00	$6.81
17000 Destruction of skin growth	712	563	$175.00	$60.80
99213 Established patient office or other outpatient visit, typically 15 minutes	571	455	$216.00	$88.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	494	386	$313.00	$125.90
11102 Tangential biopsy of single skin lesion	182	166	$266.00	$100.87
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	89	85	$130.00	$55.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	84	84	$310.00	$107.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	70	70	$474.00	$162.86
11103 Biopsy of related skin growth, each additional growth	38	26	$143.00	$51.26
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	27	19	$590.00	$189.72
69100 Biopsy of ear	27	24	$281.00	$86.13
11104 Punch biopsy, first skin growth	21	21	$334.00	$128.13
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	17	17	$782.00	$188.48
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm	14	12	$350.00	$347.00
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	12	12	$539.00	$179.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	2,689	504	$20.00	$6.70
17000 Destruction of skin growth	770	625	$175.00	$59.42
99213 Established patient office or other outpatient visit, typically 15 minutes	688	567	$216.00	$91.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	455	355	$313.00	$129.42
11102 Tangential biopsy of single skin lesion	195	175	$266.00	$103.73
11103 Biopsy of related skin growth, each additional growth	55	33	$143.00	$53.82
17004 Destruction of precancer skin growth, 15 or more growths	52	39	$436.00	$168.22
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	52	52	$310.00	$111.75
11104 Punch biopsy, first skin growth	42	38	$334.00	$131.24
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	39	36	$130.00	$56.41
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$474.00	$166.97
17110 Destruction of up to 14 skin growths	29	24	$295.00	$116.12
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	28	25	$590.00	$197.47
69100 Biopsy of ear	17	16	$281.00	$82.97
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm	16	16	$389.06	$375.26
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	16	15	$782.00	$162.67
17281 Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth	14	12	$516.00	$143.13
11603 Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm	13	12	$817.00	$240.88
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	12	12	$715.00	$198.87
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$220.00	$72.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,099	316	$20.00	$6.19
99213 Established patient office or other outpatient visit, typically 15 minutes	980	709	$197.00	$75.03
17000 Destruction of skin growth	557	447	$175.00	$60.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	119	107	$120.00	$45.49
11102 Tangential biopsy of single skin lesion	91	86	$266.00	$97.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	48	48	$288.00	$106.76
11103 Biopsy of related skin growth, each additional growth	29	20	$143.00	$53.96
36415 Insertion of needle into vein for collection of blood sample	20	17	$10.00	$2.98
17110 Destruction of up to 14 skin growths	17	17	$295.00	$113.81
11310 Shaving of 0.5 centimeters or less skin growth of face, ears, eyelids, nose, lips, or mouth	16	14	$300.00	$110.69
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	16	15	$330.00	$115.61
11104 Punch biopsy, first skin growth	16	16	$334.00	$123.99
17281 Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth	15	14	$516.00	$169.17
11622 Removal of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	14	12	$739.00	$203.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	672	240	$20.13	$5.56
99213 Established patient office or other outpatient visit, typically 15 minutes	636	547	$67.00	$50.67
99213 Established patient office or other outpatient visit, typically 15 minutes	596	539	$191.99	$73.55
17003 Destruction of precancer skin growth, 2-14 growths	479	182	$4.00	$2.36
17000 Destruction of skin growth	350	326	$175.23	$58.59
17000 Destruction of skin growth	289	271	$61.00	$52.27
11102 Tangential biopsy of single skin lesion	79	77	$262.43	$94.71
11102 Tangential biopsy of single skin lesion	66	65	$46.00	$32.36
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	59	50	$119.59	$44.68
99202 New patient office or other outpatient visit, typically 20 minutes	42	42	$191.43	$76.08
99202 New patient office or other outpatient visit, typically 20 minutes	37	37	$66.00	$50.17
11103 Biopsy of related skin growth, each additional growth	28	18	$141.21	$53.52
11104 Punch biopsy, first skin growth	26	25	$329.54	$124.88
11104 Punch biopsy, first skin growth	25	24	$57.00	$44.69
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$288.00	$107.47
17110 Destruction of up to 14 skin growths	17	14	$81.00	$69.08
17110 Destruction of up to 14 skin growths	17	13	$295.00	$100.76
11103 Biopsy of related skin growth, each additional growth	16	12	$26.00	$22.94
11310 Shaving of 0.5 centimeters or less skin growth of face, ears, eyelids, nose, lips, or mouth	13	12	$300.00	$110.04
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	12	$288.00	$108.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	12	$34.00	$25.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,171	842	$67.00	$48.67
17003 Destruction of precancer skin growth, 2-14 growths	970	329	$4.00	$2.24
17000 Destruction of skin growth	618	496	$61.00	$49.10
17003 Destruction of precancer skin growth, 2-14 growths	196	64	$21.00	$4.99
11100 Biopsy of single growth of skin and/or tissue	184	179	$56.00	$37.31
99213 Established patient office or other outpatient visit, typically 15 minutes	175	150	$159.78	$69.79
17000 Destruction of skin growth	90	84	$177.00	$60.99
99202 New patient office or other outpatient visit, typically 20 minutes	56	56	$66.00	$48.02
11101 Biopsy of each additional growth of skin and/or tissue	42	31	$29.00	$23.80
17110 Destruction of up to 14 skin growths	39	28	$81.00	$65.69
17280 Destruction of malignant growth (0.5 centimeters or less) of face, ears, eyelids, nose, lips, or mouth	22	13	$105.00	$61.29
17281 Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth	22	22	$144.00	$113.96
17261 Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm	20	16	$105.00	$65.65
11100 Biopsy of single growth of skin and/or tissue	19	19	$228.53	$101.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	14	$105.00	$72.07
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	12	$34.00	$24.14
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	13	11	$134.00	$89.99
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	11	11	$188.00	$149.50
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$163.91	$67.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,138	822	$65.64	$48.24
17003 Destruction of precancer skin growth, 2-14 growths	1,029	333	$4.00	$2.25
17000 Destruction of skin growth	626	510	$61.00	$50.03
11100 Biopsy of single growth of skin and/or tissue	186	176	$56.00	$36.78
99213 Established patient office or other outpatient visit, typically 15 minutes	164	138	$156.55	$69.61
17003 Destruction of precancer skin growth, 2-14 growths	130	61	$21.00	$5.33
17000 Destruction of skin growth	87	82	$177.00	$61.11
99202 New patient office or other outpatient visit, typically 20 minutes	73	73	$63.64	$46.78
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	47	45	$34.00	$24.06
17110 Destruction of up to 14 skin growths	36	31	$80.47	$65.19
11101 Biopsy of each additional growth of skin and/or tissue	31	24	$29.00	$23.75
17280 Destruction of malignant growth (0.5 centimeters or less) of face, ears, eyelids, nose, lips, or mouth	25	19	$104.68	$69.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	23	$101.79	$74.52
11100 Biopsy of single growth of skin and/or tissue	20	20	$226.00	$98.83
17281 Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth	15	12	$143.07	$111.39
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$159.67	$71.22

Medical Specialties & State Licenses

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License ND 5189

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

15003 (ND)

Commercial Insurance / Payer ID Blue Cross & Blue Shield

1343 (ND)

Hospital & Practice Group Affiliations

Bismarck Dermatology Center Pc

4207 Boulder Ridge Rd, Bismarck, ND 585036167

Phone: 7016733376

Practice Associates & Co-Workers

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

1 Associated Practitioners

Shih-Ru Martin , NP

Nurse Practitioner

NPI 1629256318

Nurse Practitioner

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active September 26, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location September 26, 2007

Registered at 225 N 7TH ST # 2, UNITED BANK BLDG, BISMARCK, ND 585014417 (Tel: 7012241273)

📍

Updated Business Mailing Address September 26, 2007

Registered at 225 N 7TH ST # 2, UNITED BANK BLDG, BISMARCK, ND 585014417 (Tel: 7012241273)

👤

Provider Name / Credentials Updated September 26, 2007

Recorded as WILLIAM CORNATZER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 26, 2007

Dermatology (License #5189 in ND)

🟢

Initial NPI Registration & Enumeration March 21, 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: 1952360711

Entity Type:

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

Enumeration Date: March 21, 2006

Last Update: September 26, 2007

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

225 N 7th St # 2, United Bank Bldg

Bismarck, ND 585014417

Phone: 7012241273

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.