Doctor profile · Federal record

Dr. Lian Mack, MD

Dermatology Physician (CMS: Dermatology) · Dermatology Physician · New York, NY

  • NPI 1083878623
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 W 57Th St, 15Th & 16Th Floor
New York, NY 100193211
(212) 247-8100

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
December 18, 2012
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207N00000X — NUCC code
State licenses (2)
New York #245368 · New Jersey #25MA08808000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083878623. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
316
Distinct HCPCS
8
Medicare allowed
$24,863
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 77 22 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 60 43 $104
99203 New patient office or other outpatient visit, 30-44 minutes 45 45 $132
17000 Destruction of precancer skin growth, 1 growth 40 30 $67
11102 Biopsy of related skin growth, first growth 39 35 $112
99212 Established patient office or other outpatient visit, 10-19 minutes 23 15 $66
99202 New patient office or other outpatient visit, 15-29 minutes 17 17 $85
17110 Destruction of skin growth, 1-14 growths 15 14 $136

In context: peer comparison

Among 139 peers in New York Dermatology Physician, average services per provider: 182. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$937
Transactions
38
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 18 $366.02
Sun Pharmaceutical Industries INC. 5 $105.31
Janssen Biotech, INC. 1 $94.99
Lilly USA, LLC 3 $93.53
Amgen INC. 3 $89.42
Incyte Corporation 2 $48.72
Novartis Pharmaceuticals Corporation 1 $29.53
Arcutis Biotherapeutics, INC. 1 $24.89
Galderma Laboratories, L.P. 1 $24.08
Ortho Dermatologics, A Division of Bausch Health US, LLC 1 $23.98
Solta Medical, A Division of Bausch Health US, LLC 1 $19.39
E.R. Squibb & Sons, L.L.C. 1 $16.74

By nature of payment

Food and Beverage
$833
Education
$103

Frequently asked questions

Auto-generated from federal data
What is Dr. Lian Mack's medical specialty?
Dr. Lian Mack practices Dermatology Physician in New York, NY.
Where does Dr. Lian Mack practice?
Dr. Lian Mack practices at 200 W 57Th St, New York, NY 100193211. Office phone: 2122478100.
What is Dr. Lian Mack's NPI?
Dr. Lian Mack's National Provider Identifier (NPI) is 1083878623, issued by NPPES.
Does Dr. Lian Mack accept Medicare assignment?
Yes. Dr. Lian Mack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lian Mack commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.