Doctor profile · Federal record

Dr. Morgan O'Brien, MS, PA-C

Physician Assistant · Carlsbad, CA

  • NPI 1114557329
  • Accepts Medicare
  • MIPS 75.3 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2910 Jefferson St Ste 100102
Carlsbad, CA 920082356
(760) 729-8600
Additional location
145 Thunder Dr
Vista, CA 920836010
(760) 941-9002
Mailing address
Po Box 35380
Las Vegas, NV 891335380

Credentials & registration

NPPES · NUCC
NPI registered
January 2020 — 6 yrs on file
Profile last updated
November 24, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114557329. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
30
Distinct HCPCS
1
Medicare allowed
$2,418
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 30 27 $81

In context: peer comparison

Among 6 peers in this city , average services per provider: 39. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
337
Patients
182
Total drug cost
$4,978
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 53 25 $666
Levothyroxine Sodium Generic 29 14 $547
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 28 28 $258
Losartan Potassium Generic 26 14 $569
Metformin Hcl Generic 25 11 $225
Methylprednisolone Generic 24 21 $182
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 21 19 $370
Alendronate Sodium Generic 19 0 $174
Amlodipine Besylate Generic 19 14 $131
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 18 14 $530

Frequently asked questions

Auto-generated from federal data
What is Dr. Morgan O'Brien's medical specialty?
Dr. Morgan O'Brien practices Physician Assistant in Carlsbad, CA.
Where does Dr. Morgan O'Brien practice?
Dr. Morgan O'Brien practices at 2910 Jefferson St Ste 100102, Carlsbad, CA 920082356. Office phone: 7607298600.
What is Dr. Morgan O'Brien's NPI?
Dr. Morgan O'Brien's National Provider Identifier (NPI) is 1114557329, issued by NPPES.
Does Dr. Morgan O'Brien accept Medicare assignment?
Yes. Dr. Morgan O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Morgan O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.