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Edit this profileAt a glance
- 1320 El Capitan Dr, Danville, CA 94526
About Dr. Longwell
Aleda A. Longwell, MD practices dermatology in Danville, CA. Aleda is a 1999 graduate of University of Rochester School of Medicine and Dentistry. Medicare claims data shows Aleda provided 309 services to 174 patients. The services billed most often include destruction of precancer skin growth, 2-14 growths, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and destruction of skin growth, 1-14 growths. The provider's National Provider Identifier (NPI) is 1093960643.
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
- (925) 838-4363
- Email not available
Practice Locations
1320 EL CAPITAN DR
Danville, CA 94526
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
309 services · 174 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
106 | Less often than most peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
37 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
28 | Less often than most peers in Dermatology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
72 | Less often than most peers in Dermatology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
33 | Less often than most peers in Dermatology |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
22 | Less often than most peers in Dermatology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 | Less 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.
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 Danville 8
Same specialty, same city.
Trained at University of Rochester School of Medicine and Dentistry 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1999 at University of Rochester School of Medicine and Dentistry 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Longwell?
Dr. Longwell is a dermatologist (skin doctor) in Danville, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
What is Dr. Longwell's address?
Dr. Longwell is listed at 1320 El Capitan Dr, Danville, CA 94526. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Longwell?
The number on file is (925) 838-4363. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Longwell?
Dr. Longwell's National Provider Identifier is 1093960643. 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
Where did Dr. Longwell train?
Dr. Longwell attended University of Rochester School of Medicine and Dentistry, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Longwell have?
Dr. Longwell has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Longwell perform?
According to Medicare billing data, Dr. Longwell performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of skin growth, 1-14 growths and destruction of precancer skin growth, 1 growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Longwell's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Longwell. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.