Physician Profile
Long T. Quan, M.D., PhD
Unclaimed ProfileAbout Dr. Quan
Based in Columbia, SC, Long T. Quan, M.D., PhD is listed in the NPI registry under dermatology. Long graduated from Duke University School of Medicine in 1996. According to Medicare claims data, Long cared for 2,253 Medicare patients across 2,818 services. The services billed most often include 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 removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (803) 771-7506
- Email not available
Practice Locations
1706 SAINT JULIAN PL
Columbia, SC 29204
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
- Folliculitis
- Hidradenitis suppurativa
Eczema and inflammatory skin disease
Infections and infestations
Pigment, growths, and benign lesions
- Melasma
- Seborrheic keratosis
Skin cancer
- Basal cell skin cancer
- Squamous cell skin cancer
Urticaria, itch, and vascular
- Chronic itching
- Excessive sweating
- Hives
Autoimmune and connective tissue
- Vitiligo
Infections
Rashes & allergy
Skin growths
Procedures & services
Most searched procedures
- Botox
- Chemical peel
- Laser hair removal
- Microneedling
- Mole removal
- Skin cancer screening
Diagnostic procedures
- Patch testing
- Skin biopsy
Lesion treatment
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
- Incision and drainage of an abscess
Medical dermatology treatment
Cosmetic
- Acne scar treatment
- Dermal fillers
- Sclerotherapy
- Tattoo removal
Cosmetic and minor surgery
- Sun spot removal
Cosmetic dermatology
- Laser skin resurfacing
- Laser treatment of vascular lesions
Diagnostic
- Mole mapping
- Skin scraping test
General dermatology
- Biologic drug management
- Cortisone shot for cysts
Infections
Medical dermatology
Nails & hair
Skin cancer surgery
- Mohs surgery
Skin growths
- Cyst Removal
- Lipoma removal
- Skin Tag Removal
- Steroid injection for keloids
Procedures Most Often Billed to Medicare
2,818 services · 2,253 patients · 13 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 |
1,887 | More than most 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 |
490 | More than most peers in Dermatology |
| Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks | Procedure | 17313 |
99 | More often than most peers in Dermatology |
| Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm | Procedure | 13132 |
93 | More often than most peers in Dermatology |
| Full thickness skin graft to nose, ears, eyelids, or lips, 20.0 sq cm or less | Procedure | 15260 |
52 | More often than most peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
44 | |
| Removal and microscopic exam of growth of trunk, arms, or legs, each additional stage, 1-5 tissue blocks | Procedure | 17314 |
20 | |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
20 | |
| Full thickness skin graft to forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 20.0 sq cm or less | Procedure | 15240 |
17 | |
| Complicated repair of wound of eyelids, nose, ears, or lip, 2.6-7.5 cm | Procedure | 13152 |
15 |
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 5
Same specialty, same street address — most likely the same department or group.
Also at this address 3
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 Columbia 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Duke University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at Duke University School of Medicine 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 SC who bill this service to Medicare most often.
Common questions
What kind of doctor is Long T. Quan, M.D.?
Long T. Quan, M.D. is a dermatologist (skin doctor) in Columbia, SC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
What is Long T. Quan, M.D.'s address?
Long T. Quan, M.D. is listed at 1706 Saint Julian Pl, Columbia, SC 29204. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Long T. Quan, M.D.?
The number on file is (803) 771-7506. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Long T. Quan, M.D.'s NPI number?
Long T. Quan, M.D.'s National Provider Identifier is 1194784058. 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 Long T. Quan, M.D. train?
Long T. Quan, M.D. attended Duke University School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Long T. Quan, M.D. been practicing?
Long T. Quan, M.D. has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does Long T. Quan, M.D. perform?
According to Medicare billing data, Long T. Quan, M.D. 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 removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Long T. Quan, M.D. confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Long T. Quan, M.D.. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.