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Edit this profileAt a glance
- 8901 Rockville Pike, Bethesda, MD 20889
About Dr. Sperling
Based in Bethesda, MD, Leonard C. Sperling, M.D. is listed in the NPI registry under dermatology. Leonard graduated from Perelman School of Med at the University of Pennsylvania in 1979. According to Medicare claims data, the services billed most often include pathology examination of tissue using a microscope, intermediate complexity. NPI 1023180395 identifies this record in the national registry.
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
- (301) 943-9239
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
8901 ROCKVILLE PIKE
Bethesda, MD 20889
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
Autoimmune and connective tissue
Cancer care
Pediatric and genetic
Rashes & allergy
Wounds & skin
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
Infections
Skin growths
Procedures & services
Bladder & bowel
Cosmetic & plastics
Cosmetic dermatology
Diagnostic procedures
- Dermoscopy
- Excisional skin biopsy
- Punch biopsy
- Shave biopsy
- Skin scraping for fungal or mite testing
- Patch testing
- Skin biopsy
Lesion treatment
- Chemical treatment of skin lesions
- Incision and drainage of an abscess
- Intralesional medication injection
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
Medical dermatology treatment
Skin and Scars
Skin cancer surgery
Skin growths
Wound Care
Most searched procedures
Cosmetic
Cosmetic and minor surgery
Diagnostic
General dermatology
Infections
Medical dermatology
Nails & hair
Procedures Most Often Billed to Medicare
37 services · 23 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
37 | 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.
Other dermatologists at this location 1
Same specialty, same street address — most likely the same department or group.
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 Bethesda 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Perelman School of Med at the University of Pennsylvania 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at Perelman School of Med at the University of Pennsylvania 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Leonard C. Sperling?
Leonard C. Sperling is a dermatologist (skin doctor) in Bethesda, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
What is Leonard C. Sperling's address?
Leonard C. Sperling is listed at 8901 Rockville Pike, Bethesda, MD 20889. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Leonard C. Sperling?
The number on file is (301) 943-9239. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Leonard C. Sperling?
Leonard C. Sperling's National Provider Identifier is 1023180395. 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 Leonard C. Sperling train?
Leonard C. Sperling attended Perelman School of Med at the University of Pennsylvania, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Leonard C. Sperling have?
Leonard C. Sperling has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What procedures does Leonard C. Sperling perform?
According to Medicare billing data, Leonard C. Sperling the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Leonard C. Sperling's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Leonard C. Sperling. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.