Deactivated NPI 1003996828 Deactivated / Inactive NPI Male Practitioner

Dr. Michael Joseph Thoene , MD

Dermatology • El Cajon, CA

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Michael Thoene has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date October 16, 2006

NPI Deactivation Date November 20, 2025

Total Practice Duration ~19 Years of Practice (2006 – 2025)

Professional Overview & Biography Verified Profile Summary

Dr. Michael Thoene, MD was a registered Dermatology practicing in El Cajon, CA. Throughout an active medical career spanning 19 years, Dr. Thoene provided care at the practice location at 514 S MAGNOLIA AVE until profile deactivation on 2025-11-20.

Historical Medicare Part B clinical services included destruction of precancer skin growth, 2-14 growths, established patient outpatient office visit, destruction of skin growth. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

514 S Magnolia Ave

El Cajon, CA 920206011

Telephone 6194424468

Fax 6194426432

Associated Practice Facility / Clinic

🏢 East County Dermatology Medical Group Inc Facility NPI 1346254000

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in El Cajon, CA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 24.3 Yrs

State Avg: 24.9 Yrs

Regional Practice Density

5 Specialists

Practicing in El Cajon, CA (2182 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

31.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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	600	129	$15.00	$7.11
99213 Established patient office or other outpatient visit, typically 15 minutes	525	314	$120.00	$92.08
17000 Destruction of skin growth	189	153	$85.00	$66.18
J1100 Injection, dexamethasone sodium phosphate, 1 mg	186	90	$30.00	$0.12
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	173	87	$30.00	$1.00
17004 Destruction of precancer skin growth, 15 or more growths	147	114	$220.00	$173.82
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	122	70	$30.00	$14.74
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$175.00	$113.41
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	22	18	$295.00	$203.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	22	18	$75.00	$57.22
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	20	18	$250.00	$171.04
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	18	16	$30.00	$24.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	917	179	$15.00	$7.67
99213 Established patient office or other outpatient visit, typically 15 minutes	727	361	$120.00	$96.95
J1100 Injection, dexamethasone sodium phosphate, 1 mg	365	133	$30.00	$0.13
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	342	131	$30.00	$1.07
17000 Destruction of skin growth	298	213	$85.00	$67.18
17004 Destruction of precancer skin growth, 15 or more growths	217	134	$220.00	$188.21
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	216	121	$30.00	$15.47
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	88	53	$75.00	$61.41
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	78	78	$175.00	$119.77
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	49	44	$295.00	$227.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	24	$170.00	$136.70
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	23	20	$250.00	$173.12
11102 Tangential biopsy of single skin lesion	23	23	$150.00	$100.23
11900 Injection into skin growth, 1-7 growths	16	11	$60.00	$43.66
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	14	12	$240.00	$178.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	796	177	$15.04	$7.78
99213 Established patient office or other outpatient visit, typically 15 minutes	665	388	$102.48	$95.40
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	627	143	$30.00	$1.15
J1100 Injection, dexamethasone sodium phosphate, 1 mg	587	145	$30.00	$0.12
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	297	140	$30.00	$15.79
17000 Destruction of skin growth	291	224	$85.00	$68.12
17004 Destruction of precancer skin growth, 15 or more growths	214	132	$220.00	$190.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	142	48	$64.44	$60.16
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	102	102	$175.00	$121.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	96	88	$168.54	$139.07
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	38	33	$295.00	$217.24
11102 Tangential biopsy of single skin lesion	37	36	$150.00	$112.67
17110 Destruction of up to 14 skin growths	20	19	$150.00	$129.69
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	20	18	$250.00	$180.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$200.00	$180.43
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	11	11	$385.00	$300.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	739	167	$15.00	$7.44
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	626	143	$30.00	$1.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	582	355	$150.00	$140.27
J1100 Injection, dexamethasone sodium phosphate, 1 mg	468	149	$30.00	$0.15
17000 Destruction of skin growth	288	219	$85.00	$67.43
99213 Established patient office or other outpatient visit, typically 15 minutes	266	187	$95.00	$95.00
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	247	122	$30.00	$15.54
17004 Destruction of precancer skin growth, 15 or more growths	238	137	$220.00	$186.11
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	221	57	$60.00	$60.00
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	103	103	$200.00	$180.34
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	40	35	$295.00	$220.82
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	25	20	$250.00	$171.94
11102 Tangential biopsy of single skin lesion	20	20	$143.00	$114.76
11900 Injection into skin growth, 1-7 growths	16	14	$60.00	$52.88
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$175.00	$121.34
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	13	11	$385.00	$267.01
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	12	11	$265.00	$166.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,754	157	$30.00	$1.46
17003 Destruction of precancer skin growth, 2-14 growths	666	141	$15.00	$6.53
99213 Established patient office or other outpatient visit, typically 15 minutes	607	326	$95.00	$77.96
J1100 Injection, dexamethasone sodium phosphate, 1 mg	416	159	$30.00	$0.13
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	301	129	$30.00	$14.91
17004 Destruction of precancer skin growth, 15 or more growths	286	157	$220.00	$168.43
17000 Destruction of skin growth	245	189	$85.00	$61.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	160	140	$167.50	$112.93
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	148	59	$60.00	$47.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	90	90	$175.00	$112.14
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	64	55	$295.00	$206.42
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$200.00	$169.18
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	27	20	$250.00	$159.55
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	15	13	$265.00	$185.59
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	15	14	$385.00	$267.01
11102 Tangential biopsy of single skin lesion	11	11	$115.00	$102.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,940	189	$30.00	$1.59
99213 Established patient office or other outpatient visit, typically 15 minutes	880	449	$95.00	$76.11
17003 Destruction of precancer skin growth, 2-14 growths	730	165	$15.00	$5.83
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	465	192	$30.00	$17.35
J1100 Injection, dexamethasone sodium phosphate, 1 mg	407	189	$30.00	$0.12
17004 Destruction of precancer skin growth, 15 or more growths	397	213	$220.00	$157.76
17000 Destruction of skin growth	276	205	$85.00	$61.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	179	179	$175.00	$111.03
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	131	53	$60.00	$46.57
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	84	66	$295.00	$205.96
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	33	$175.00	$111.39
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	30	24	$250.00	$155.12
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	29	15	$240.00	$129.37
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	29	26	$385.00	$266.41
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	28	24	$295.00	$225.46
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	24	22	$265.00	$178.34
11442 Removal of noncancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	14	13	$235.00	$182.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,956	195	$30.00	$1.80
99213 Established patient office or other outpatient visit, typically 15 minutes	914	454	$95.00	$72.14
17003 Destruction of precancer skin growth, 2-14 growths	602	146	$15.00	$5.19
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	495	197	$30.00	$20.75
J1100 Injection, dexamethasone sodium phosphate, 1 mg	485	198	$30.00	$0.12
17004 Destruction of precancer skin growth, 15 or more growths	467	234	$220.00	$144.44
17000 Destruction of skin growth	232	177	$85.00	$54.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	190	99	$60.00	$43.83
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	184	184	$175.00	$106.43
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	127	99	$295.00	$199.85
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	42	36	$265.00	$166.66
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	41	29	$250.00	$139.29
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	37	27	$240.00	$135.74
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	25	$175.00	$106.29
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	24	21	$385.00	$270.97
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	18	17	$295.00	$241.75
11442 Removal of noncancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	14	13	$235.00	$181.72
11603 Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm	12	11	$335.00	$271.65
11901 Injection into skin growth, more than 7 growths	12	11	$75.00	$61.16
11622 Removal of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	11	11	$310.00	$256.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,795	197	$30.00	$1.80
99213 Established patient office or other outpatient visit, typically 15 minutes	622	373	$95.00	$71.19
J1100 Injection, dexamethasone sodium phosphate, 1 mg	532	201	$30.00	$0.12
17004 Destruction of precancer skin growth, 15 or more growths	530	247	$220.00	$147.51
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	496	197	$30.00	$25.44
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	423	196	$60.00	$42.74
17003 Destruction of precancer skin growth, 2-14 growths	334	91	$15.00	$5.52
17000 Destruction of skin growth	171	142	$85.00	$58.25
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	168	168	$175.00	$105.11
17282 Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	69	56	$295.00	$190.83
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	29	22	$250.00	$156.55
17272 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	28	24	$265.00	$168.87
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	26	19	$240.00	$134.78
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	19	16	$295.00	$224.24
11900 Injection into skin growth, 1-7 growths	17	15	$60.00	$46.67
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	17	17	$385.00	$265.96
11901 Injection into skin growth, more than 7 growths	13	11	$75.00	$60.31
11622 Removal of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm	13	13	$310.00	$251.26
11442 Removal of noncancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm	13	12	$235.00	$176.52

Medical Specialties & State Licenses

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License CA G25265

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.

Career & Practice History Timeline

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

7 Historical Events

⚠️

NPI Profile Deactivated November 20, 2025

Record deactivated on November 20, 2025

✅

NPI Profile Active July 09, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 09, 2007

Registered at 514 S MAGNOLIA AVE, EL CAJON, CA 920206011 (Tel: 6194424468)

📍

Updated Business Mailing Address July 09, 2007

Registered at 514 S MAGNOLIA AVE, EL CAJON, CA 920206011 (Tel: 6194424468)

👤

Provider Name / Credentials Updated July 09, 2007

Recorded as MICHAEL THOENE, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2007

Dermatology (License #G25265 in CA)

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Initial NPI Registration & Enumeration October 16, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1003996828

Entity Type:

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

Enumeration Date: October 16, 2006

Last Update: July 09, 2007

Deactivation Date: November 20, 2025

Update or Correct Profile

Mailing Address

514 S Magnolia Ave

El Cajon, CA 920206011

Phone: 6194424468

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.