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Edit this profileAt a glance
- 26732 Crown Valley Pkwy, Ste 445, Mission Viejo, CA 92691
About Dr. Toy
Brian R. Toy, MD practices dermatology in Mission Viejo, CA. Brian is a 1999 graduate of University of California, San Diego School of Medicine. Brian is also listed as specializing in dermatopathology, pediatric dermatology, and mohs surgery / dermatologic surgery. Medicare claims data shows Brian provided 5,260 services to 3,856 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and destruction of precancer skin growth, 15 or more growths. The provider's National Provider Identifier (NPI) is 1720136823.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (949) 364-6580
- Email not available
Practice Locations
26732 CROWN VALLEY PKWY STE 445
Mission Viejo, CA 92691
Conditions Commonly Evaluated or Treated
Within Dermatology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Acne and follicular disorders
Eczema and inflammatory skin disease
Infections and infestations
Pigment, growths, and benign lesions
Skin cancer
Urticaria, itch, and vascular
Autoimmune and connective tissue
Infections
Rashes & allergy
Skin growths
Procedures & services
Most searched procedures
Diagnostic procedures
Lesion treatment
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
- Incision and drainage of an abscess
Medical dermatology treatment
Cosmetic
Cosmetic and minor surgery
Cosmetic dermatology
Diagnostic
General dermatology
Infections
Medical dermatology
Nails & hair
Skin cancer surgery
Skin growths
Procedures Most Often Billed to Medicare
5,260 services · 3,856 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
993 | More than most peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
670 | More than most peers in Dermatology |
| Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm | Procedure | 17281 |
123 | More than most peers in Dermatology |
| Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | Procedure | 17262 |
87 | More often than most peers in Dermatology |
| Injection into skin growth, 1-7 growths | Procedure | 11900 |
74 | More than most peers in Dermatology |
| Destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm | Procedure | 17282 |
50 | More often than most peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
44 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
35 | Less often than most peers in Dermatology |
| Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm | Procedure | 17272 |
33 | More often than most peers in Dermatology |
| Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm | Procedure | 17261 |
33 | More often than most peers in Dermatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other dermatologists in Mission Viejo 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 15 or more growths 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Toy's specialty?
Dr. Toy is a dermatologist (skin doctor) in Mission Viejo, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
Where can I find Dr. Toy?
Dr. Toy is listed at 26732 Crown Valley Pkwy Ste 445, Mission Viejo, CA 92691. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Toy?
The number on file is (949) 364-6580. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Toy?
Dr. Toy's National Provider Identifier is 1720136823. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Toy's medical education?
Dr. Toy attended University of California, San Diego School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Toy have?
Dr. Toy has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Toy known for?
According to Medicare billing data, Dr. Toy performs procedures including destruction of precancer skin growth, 15 or more growths, destruction of skin growth, 1-14 growths and destruction of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Toy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Toy. If this is you, claiming it is free.
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