Doctor profile · Federal record
Dr. Margaret O'Neill, PHD
Psychologist · San Luis Obispo, CA
- NPI 1073696910
- 20 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1299 Briarwood Dr, Apt 112
San Luis Obispo, CA 934015966
(805) 439-0156
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- March 11, 2022
- Specialty taxonomy
- 103T00000X — NUCC code
- State license (1)
- California #PSY11824
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073696910. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
93
Distinct HCPCS
1
Medicare allowed
$13,912
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 93 | 15 | $150 |
In context: peer comparison
Among 2 peers in San Luis Obispo Psychologist, average services per provider: 104. This provider delivers 0.9× the peer median.Frequently asked questions
What is Dr. Margaret O'Neill's medical specialty?
Dr. Margaret O'Neill practices Psychologist in San Luis Obispo, CA.
Where does Dr. Margaret O'Neill practice?
Dr. Margaret O'Neill practices at 1299 Briarwood Dr, San Luis Obispo, CA 934015966. Office phone: 8054390156.
What is Dr. Margaret O'Neill's NPI?
Dr. Margaret O'Neill's National Provider Identifier (NPI) is 1073696910, issued by NPPES.
What procedures does Dr. Margaret O'Neill commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.