Doctor profile · Federal record

Dr. Erin Duffy, PA-C

Physician Assistant · Capitola, CA

  • NPI 1518536119
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1820 41St Ave Ste C
Capitola, CA 950102516
(831) 684-7611
fax (831) 477-2009
Mailing address
3400 Data Dr
Rancho Cordova, CA 956707956

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
October 5, 2021
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #PA59654

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518536119. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,136
Distinct HCPCS
10
Medicare allowed
$69,383
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 298 252 $84
99202 New patient office or other outpatient visit, 15-29 minutes 142 142 $68
99203 New patient office or other outpatient visit, 30-44 minutes 124 124 $103
81002 Urinalysis, manual test 114 103 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 93 88 $118
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 62 59 $41
71046 X-ray of chest, 2 views 52 52 $28
J1885 Injection, ketorolac tromethamine, per 15 mg 37 17 $1
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 35 35 $16
96372 Injection of drug or substance under skin or into muscle 29 24 $13

In context: peer comparison

Among 2 peers in Capitola Physician Assistant, average services per provider: 57. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$118
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ucb, INC. 1 $117.56

By nature of payment

Food and Beverage
$118

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
399
Patients
393
Total drug cost
$8,093
Drug Type Claims Patients Total cost
Cephalexin Generic 52 52 $355
Azithromycin Generic 49 49 $234
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 44 43 $364
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 37 36 $479
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 36 36 $378
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 30 30 $953
Doxycycline Hyclate Generic 25 25 $347
Erythromycin (Erythromycin Base) Brand 25 25 $283
Ciprofloxacin-Dexamethasone (Ciprofloxacin Hcl/Dexameth) Brand 18 17 $2,899
Prednisone Generic 18 18 $32

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin Duffy's medical specialty?
Dr. Erin Duffy practices Physician Assistant in Capitola, CA.
Where does Dr. Erin Duffy practice?
Dr. Erin Duffy practices at 1820 41St Ave Ste C, Capitola, CA 950102516. Office phone: 8316847611.
What is Dr. Erin Duffy's NPI?
Dr. Erin Duffy's National Provider Identifier (NPI) is 1518536119, issued by NPPES.
Does Dr. Erin Duffy accept Medicare assignment?
Yes. Dr. Erin Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin Duffy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99202); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.