Active NPI 1902194871 Individual Practitioner Female Practitioner

Dr. Cathy Lynn Koger , DO

Dermatology • Boulder, CO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Cathy Koger, DO is a certified Dermatology practicing in Boulder, CO. With approximately 16 years of clinical experience since graduating from At Still University Of Health Sciences, College Of Osteo Med, Kirksville in 2010, Dr. Koger delivers high-quality medical care to the local community at 3434 47TH ST STE 200.

Dr. Koger is affiliated with K2 Dermatology Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include destruction of precancer skin growth, 2-14 growths, destruction of skin growth, established 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

3434 47th St Ste 200

Boulder, CO 803011817

Telephone 3034448100

Fax 3034448113

Associated Practice Facility / Clinic

🏢 Professional Foundation Inc Facility NPI 1295059780

Medicare Profile & Education

Medical School

At Still University Of Health Sciences, College Of Osteo Med, Kirksville

Graduation Year

2010

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Boulder, CO

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

16 Yrs +1.4 yrs vs City Avg

City Avg: 14.6 Yrs

State Avg: 19.3 Yrs

Regional Practice Density

19 Specialists

Practicing in Boulder, CO (321 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

36.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Koger (16 Years) 16 Yrs

Boulder Specialty Average (14.6 Years) 14.6 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	1,960	347	$10.00	$6.89
17000 Destruction of skin growth	726	442	$86.00	$60.23
99213 Established patient office or other outpatient visit, typically 15 minutes	447	336	$102.00	$92.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	307	235	$144.00	$129.52
11102 Tangential biopsy of single skin lesion	210	165	$133.00	$101.94
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	133	115	$64.00	$57.56
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	29	27	$396.00	$300.05
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	20	18	$323.00	$137.79
12042 Intermediate repair of wound of neck, hands, feet, or genitals, 2.6-7.5 cm	19	18	$409.89	$317.43
11622 Removal of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	17	17	$343.00	$129.51
17004 Destruction of precancer skin growth, 15 or more growths	16	15	$217.00	$171.86
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	16	12	$3.00	$0.95
11900 Injection into skin growth, 1-7 growths	16	12	$73.00	$44.09
11103 Biopsy of related skin growth, each additional growth	13	11	$70.00	$51.48
11603 Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm	12	12	$369.00	$153.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,523	319	$12.42	$7.05
17000 Destruction of skin growth	653	427	$90.38	$61.15
99213 Established patient office or other outpatient visit, typically 15 minutes	491	367	$103.69	$92.16
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	254	208	$148.25	$130.29
11102 Tangential biopsy of single skin lesion	206	179	$145.00	$105.59
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	98	88	$64.35	$58.03
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	39	37	$412.87	$310.24
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	34	33	$334.18	$127.72
11103 Biopsy of related skin growth, each additional growth	18	16	$75.83	$52.79
12031 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.5 cm or less	14	14	$350.00	$266.63
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$220.73	$169.80
11104 Punch biopsy, first skin growth	11	11	$179.55	$132.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7345 Aminolevulinic acid hcl for topical administration, 10% gel, 10 mg	3,800	18	$1.60	$1.57
17003 Destruction of precancer skin growth, 2-14 growths	1,161	243	$16.00	$7.17
17000 Destruction of skin growth	506	323	$96.00	$62.01
99213 Established patient office or other outpatient visit, typically 15 minutes	374	268	$106.00	$92.79
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	239	182	$153.00	$131.07
88305 Pathology examination of tissue using a microscope, intermediate complexity	202	134	$100.00	$37.81
11102 Tangential biopsy of single skin lesion	158	128	$157.00	$107.62
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	66	59	$65.00	$58.20
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	21	21	$443.00	$297.22
96574 Application of light with debridement to destroy precancer skin growth	18	17	$395.00	$305.13
11104 Punch biopsy, first skin growth	14	13	$197.00	$130.47
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$230.00	$171.01
12031 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.5 cm or less	11	11	$370.00	$279.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	1,069	209	$16.00	$6.95
17000 Destruction of skin growth	453	287	$96.04	$61.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	286	182	$153.19	$133.66
99213 Established patient office or other outpatient visit, typically 15 minutes	277	216	$106.00	$93.81
88305 Pathology examination of tissue using a microscope, intermediate complexity	217	145	$100.46	$38.56
11102 Tangential biopsy of single skin lesion	157	132	$156.92	$109.92
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	44	39	$65.91	$58.48
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	32	29	$443.00	$322.51
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	30	26	$361.00	$135.53
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$230.00	$173.28
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$151.00	$115.92
11103 Biopsy of related skin growth, each additional growth	15	14	$85.00	$56.21
11104 Punch biopsy, first skin growth	15	13	$197.00	$138.71
12031 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.5 cm or less	12	12	$370.00	$281.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7345 Aminolevulinic acid hcl for topical administration, 10% gel, 10 mg	3,601	17	$1.55	$1.49
17003 Destruction of precancer skin growth, 2-14 growths	926	178	$16.00	$6.35
17000 Destruction of skin growth	363	242	$106.00	$60.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	347	245	$180.00	$112.06
88305 Pathology examination of tissue using a microscope, intermediate complexity	185	132	$200.00	$39.97
99213 Established patient office or other outpatient visit, typically 15 minutes	165	110	$114.91	$77.71
11102 Tangential biopsy of single skin lesion	128	110	$144.00	$104.50
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	40	37	$424.00	$314.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	38	36	$85.00	$47.31
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	35	35	$170.86	$111.45
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	23	22	$348.00	$130.29
96574 Application of light with debridement to destroy precancer skin growth	19	17	$389.00	$283.79
11103 Biopsy of related skin growth, each additional growth	14	14	$78.00	$56.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7345 Aminolevulinic acid hcl for topical administration, 10% gel, 10 mg	3,600	12	$1.67	$1.40
17003 Destruction of precancer skin growth, 2-14 growths	938	198	$23.10	$5.83
17000 Destruction of skin growth	412	266	$127.33	$56.81
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	324	242	$188.18	$110.21
88305 Pathology examination of tissue using a microscope, intermediate complexity	214	153	$211.73	$39.68
99213 Established patient office or other outpatient visit, typically 15 minutes	157	105	$115.16	$75.73
11102 Tangential biopsy of single skin lesion	153	132	$199.33	$100.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	50	47	$85.84	$46.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	42	42	$177.07	$111.00
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	26	21	$462.77	$315.65
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	21	18	$362.67	$141.02
11103 Biopsy of related skin growth, each additional growth	18	17	$104.89	$55.13
96574 Application of light with debridement to destroy precancer skin growth	17	12	$369.00	$265.03
99202 New patient office or other outpatient visit, typically 20 minutes	13	13	$114.38	$78.26
11104 Punch biopsy, first skin growth	12	11	$276.33	$120.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	817	168	$26.00	$5.38
17000 Destruction of skin growth	370	238	$135.00	$55.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	289	213	$195.00	$107.56
88305 Pathology examination of tissue using a microscope, intermediate complexity	275	148	$191.68	$35.05
11100 Biopsy of single growth of skin and/or tissue	171	141	$150.00	$106.94
99213 Established patient office or other outpatient visit, typically 15 minutes	130	102	$120.00	$73.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	49	49	$185.00	$109.38
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	44	35	$90.00	$44.56
11101 Biopsy of each additional growth of skin and/or tissue	29	22	$72.00	$33.33
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	28	26	$480.00	$303.69
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	24	22	$370.00	$142.96
99202 New patient office or other outpatient visit, typically 20 minutes	20	20	$125.00	$76.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	737	154	$26.00	$5.70
88305 Pathology examination of tissue using a microscope, intermediate complexity	576	177	$120.74	$25.36
17000 Destruction of skin growth	337	215	$135.00	$52.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	277	199	$195.00	$106.75
11100 Biopsy of single growth of skin and/or tissue	223	176	$150.00	$102.51
99213 Established patient office or other outpatient visit, typically 15 minutes	124	93	$120.00	$73.15
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	61	61	$185.00	$109.11
11101 Biopsy of each additional growth of skin and/or tissue	60	45	$72.00	$33.23
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	50	42	$90.00	$43.48
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	24	21	$480.00	$282.42
99202 New patient office or other outpatient visit, typically 20 minutes	23	23	$125.00	$75.55
88304 Pathology examination of tissue using a microscope, moderately low complexity	21	11	$88.45	$12.82
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	15	14	$370.00	$134.46

Medical Specialties & State Licenses

CMS Verified: 2021-02-17

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License CO 53663

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

Commercial Insurance / Payer ID Medical License

53663 (CO)

Hospital & Practice Group Affiliations

K2 Dermatology Llc

3434 47th St, Boulder, CO 803011817

Phone: 3034448100

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. William Fix , MD

Dermatology

NPI 1063972040

Doctor of Medicine (M.D.)

Kirsten Revitte

Physician Assistant

NPI 1124636568

Susan Rancis , PA-C

Physician Assistant

NPI 1144213679

Physician Assistant (Certified)

Dr. Diane Kallgren , MD

Dermatology

NPI 1144214016

Doctor of Medicine (M.D.)

Amanda Lapointe , PA-C

Physician Assistant

NPI 1336339894

Physician Assistant (Certified)

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location February 17, 2021

Registered at 3434 47TH ST STE 200, BOULDER, CO 803011817 (Tel: 3034448100)

📍

Updated Business Mailing Address February 17, 2021

Registered at 3434 47TH ST STE 200, BOULDER, CO 803011817 (Tel: 3034448100)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 17, 2021

Dermatology (License #53663 in CO)

✅

NPI Profile Active July 13, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location July 13, 2011

Registered at 700 W JEFFERSON ST, KIRKSVILLE, MO 635011441 (Tel: 6606262191)

📍

Updated Business Mailing Address July 13, 2011

Registered at PO BOX 7545, 700 W JEFFERSON, KIRKSVILLE, MO 635017545 (Tel: 6606262191)

👤

Provider Name / Credentials Updated July 13, 2011

Recorded as CATHY KOGER, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 13, 2011

Dermatology (License #2010019770 in MO)

🟢

Initial NPI Registration & Enumeration July 13, 2011

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: 1902194871

Entity Type:

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

Enumeration Date: July 13, 2011

Last Update: February 17, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3434 47th St Ste 200

Boulder, CO 803011817

Phone: 3034448100

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.