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Edit this profileAt a glance
- 20 York St, Yale New Haven Hospital, New Haven, CT 06510
About Dr. Cossman
Jack Cossman, MD is a healthcare provider in New Haven, CT specializing in dermatology. Jack trained at Warren Alpert Medical School of Brown University, graduating in 2014. Jack is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Jack cared for 1,267 Medicare patients across 2,113 services. 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 precancer skin growth, 1 growth. This provider record is associated with NPI 1912318304.
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) 688-4242
- Email not available
Practice Locations
20 YORK ST YALE NEW HAVEN HOSPITAL
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
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
2,113 services · 1,267 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
822 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
241 | As often as other peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
130 | As often as other peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
120 | As often as other peers in Dermatology |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
44 | As often as other peers in Dermatology |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
29 | As often as other peers in Dermatology |
| Punch biopsy, first skin growth | Procedure | 11104 |
21 | As often as other peers in Dermatology |
| Injection into skin growth, 1-7 growths | Procedure | 11900 |
19 | Less often than most peers in Dermatology |
| Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | Procedure | 17262 |
17 | Less often than most peers in Dermatology |
| Simple or single drainage of skin abscess | Procedure | 10060 |
12 | 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 Warren Alpert Medical School of Brown University 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2014 at Warren Alpert Medical School of Brown University 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 CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Cossman?
Dr. Cossman 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
What is Dr. Cossman's address?
Dr. Cossman is listed at 20 York St Yale New Haven Hospital, New Haven, CT 06510. 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. Cossman?
The number on file is (203) 688-4242. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Cossman's NPI number?
Dr. Cossman's National Provider Identifier is 1912318304. 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. Cossman train?
Dr. Cossman attended Warren Alpert Medical School of Brown University, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Cossman been practicing?
Dr. Cossman has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Cossman perform?
According to Medicare billing data, Dr. Cossman performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and biopsy of related skin growth, first growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Cossman confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Cossman. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.