Doctor profile · Federal record

Dr. Lindsay Demsey, PA-C

Physician Assistant · Dermatology Physician · Winchester, MA

  • NPI 1992079883
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
955 Main St
Winchester, MA 018901961
(781) 729-4878
fax (781) 729-5989
Additional location
990 Paradise RD
Swampscott, MA 019071395
(781) 595-0151
Mailing address
86 Centre St
Danvers, MA 019231424

Credentials & registration

NPPES · NUCC
NPI registered
February 2012 — 14 yrs on file
Profile last updated
December 10, 2025
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Massachusetts #PA4282

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992079883. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
332
Distinct HCPCS
7
Medicare allowed
$24,129
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 85 57 $111
17003 Destruction of precancer skin growth, 2-14 growths 74 13 $6
99203 New patient office or other outpatient visit, 30-44 minutes 58 58 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 33 27 $79
17000 Destruction of precancer skin growth, 1 growth 32 22 $46
17110 Destruction of skin growth, 1-14 growths 26 21 $92
11102 Biopsy of related skin growth, first growth 24 22 $91

In context: peer comparison

Among 1 peers in this city , average services per provider: 47. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$923
Transactions
29
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 12 $493.38
GENZYME CORPORATION 3 $114.99
Arcutis Biotherapeutics, Inc. 4 $69.03
E.R. Squibb & Sons, L.L.C. 3 $68.50
Lilly USA, LLC 2 $54.78
SUN PHARMACEUTICAL INDUSTRIES INC. 2 $38.51
PFIZER INC. 1 $33.33
Celgene Corporation 1 $30.91
Amgen Inc. 1 $19.31

By nature of payment

Food and Beverage
$824
Education
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
117
Patients
60
Total drug cost
$4,925
Drug Type Claims Patients Total cost
Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) Brand 47 25 $3,385
Ketoconazole Generic 38 21 $839
Triamcinolone Acetonide Generic 21 14 $275
Alclometasone Dipropionate Generic 11 0 $427

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lindsay Demsey's medical specialty?
Dr. Lindsay Demsey practices Physician Assistant in Winchester, MA.
Where does Dr. Lindsay Demsey practice?
Dr. Lindsay Demsey practices at 955 Main St, Winchester, MA 018901961. Office phone: 7817294878.
What is Dr. Lindsay Demsey's NPI?
Dr. Lindsay Demsey's National Provider Identifier (NPI) is 1992079883, issued by NPPES.
Does Dr. Lindsay Demsey accept Medicare assignment?
Yes. Dr. Lindsay Demsey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lindsay Demsey commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.