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Edit this profileAt a glance
- 40 Temple St, 5Th Floor, Suite 5A, New Haven, CT 06510
About Dr. Leffell
Based in New Haven, CT, David J. Leffell, MD is listed in the NPI registry under dermatology. According to Medicare claims data, David cared for 1,050 Medicare patients across 1,493 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, and removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks. NPI 1518940410 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
- (203) 785-3466
- Email not available
Practice Locations
40 TEMPLE ST 5TH FLOOR, SUITE 5A
New Haven, CT 06510
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
1,493 services · 1,050 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | Procedure | 17311 |
278 | As often as other peers in Dermatology |
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | Procedure | 17312 |
189 | More often than most peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
88 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
74 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
37 | Less often than most peers in Dermatology |
| Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm | Procedure | 12052 |
33 | As often as other peers in Dermatology |
| Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks | Procedure | 17313 |
26 | Less often than most peers in Dermatology |
| Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm | Procedure | 17261 |
24 | As often as other peers in Dermatology |
| Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | Procedure | 17262 |
20 | Less often than most peers in Dermatology |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
17 | 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 New Haven 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1981 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 8
Providers in CT who bill this service to Medicare most often.
Common questions
What is Dr. Leffell's specialty?
Dr. Leffell is a dermatologist (skin doctor) in New Haven, CT. 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. Leffell?
Dr. Leffell is listed at 40 Temple St 5Th Floor, Suite 5A, New Haven, CT 06510. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Leffell?
The number on file is (203) 785-3466. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Leffell's NPI number?
Dr. Leffell's National Provider Identifier is 1518940410. 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. Leffell's medical education?
Dr. Leffell attended Other, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Leffell been practicing?
Dr. Leffell has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Leffell known for?
According to Medicare billing data, Dr. Leffell performs procedures including removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks, removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks and biopsy of related skin growth, first growth; provides treatments such as application of light by qualified health care professional to destroy precancer skin growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Leffell confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Leffell. If this is you, claiming it is free.
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