Doctor profile · Federal record

Dr. Alexander Duffy, PA-C

Physician Assistant · Physician Assistant · Lewisberry, PA

  • NPI 1053774257
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
689 Yorktown RD
Lewisberry, PA 173399258
(717) 932-4050
fax (717) 932-8072
Mailing address
7 Dock Hill RD
Middleburg, PA 178428910

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
April 14, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Pennsylvania #OA003819
Medicaid
PA #1032099520001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053774257. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
898
Distinct HCPCS
10
Medicare allowed
$52,448
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 275 141 $72
36415 Insertion of needle into vein for collection of blood sample 113 81 $8
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 81 13 $51
99214 Established patient office or other outpatient visit, 30-39 minutes 77 60 $103
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 63 63 $105
J1100 Injection, dexamethasone sodium phosphate, 1 mg 45 11 $0
99212 Established patient office or other outpatient visit, 10-19 minutes 44 40 $45
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 43 12 $38
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 40 36 $40
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 28 24 $12

In context: peer comparison

Among 2 peers in Lewisberry Physician Assistant, average services per provider: 61. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,460
Transactions
180
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 35 $413.71
Abbvie INC. 26 $412.87
AstraZeneca Pharmaceuticals Lp 19 $396.45
GlaxoSmithKline, LLC. 22 $348.48
Lilly USA, LLC 17 $327.02
Pfizer INC. 17 $285.53
Novartis Pharmaceuticals Corporation 5 $111.01
E.R. Squibb & Sons, L.L.C. 6 $100.77
Merck Sharp & Dohme LLC 5 $95.38
Boehringer Ingelheim Pharmaceuticals, INC. 5 $93.24
Tactile Systems Technology INC 5 $87.22
Abbott Laboratories 5 $85.75
Exact Sciences Corporation 5 $83.06
Axsome Therapeutics, INC. 4 $79.61
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 4 $77.57

By nature of payment

Food and Beverage
$3,460

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,393
Patients
544
Total drug cost
$112,845
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 174 52 $2,963
Amlodipine Besylate Generic 163 48 $1,391
Losartan Potassium Generic 130 42 $1,382
Prednisone Generic 124 92 $395
Pantoprazole Sodium Generic 108 35 $1,896
Gabapentin Generic 91 29 $1,707
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 87 53 $2,200
Lisinopril Generic 84 24 $635
Ozempic (Semaglutide) Brand 70 14 $93,868
Furosemide Generic 64 25 $600

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Duffy's medical specialty?
Dr. Alexander Duffy practices Physician Assistant in Lewisberry, PA.
Where does Dr. Alexander Duffy practice?
Dr. Alexander Duffy practices at 689 Yorktown RD, Lewisberry, PA 173399258. Office phone: 7179324050.
What is Dr. Alexander Duffy's NPI?
Dr. Alexander Duffy's National Provider Identifier (NPI) is 1053774257, issued by NPPES.
Does Dr. Alexander Duffy accept Medicare assignment?
Yes. Dr. Alexander Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Duffy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.