Doctor profile · Federal record
Dr. Cassandra O'Connor, FNP-BC
Family Nurse Practitioner (CMS: Nurse Practitioner) · Portland, ME
- NPI 1316719594
- Accepts Medicare
- 4 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
191 Marginal Way
Portland, ME 041013387
(207) 517-3838
fax (207) 517-3820 - Mailing address
-
360 US Highway 1 Byp Unit 102
Portsmouth, NH 038017105
Credentials & registration
- NPI registered
- October 2023 — 3 yrs on file
- Profile last updated
- November 17, 2023
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Maine #CNP231582
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316719594. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$14
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 1 | $14.03 |
By nature of payment
Frequently asked questions
What is Dr. Cassandra O'Connor's medical specialty?
Dr. Cassandra O'Connor practices Family Nurse Practitioner in Portland, ME.
Where does Dr. Cassandra O'Connor practice?
Dr. Cassandra O'Connor practices at 191 Marginal Way, Portland, ME 041013387. Office phone: 2075173838.
What is Dr. Cassandra O'Connor's NPI?
Dr. Cassandra O'Connor's National Provider Identifier (NPI) is 1316719594, issued by NPPES.
Does Dr. Cassandra O'Connor accept Medicare assignment?
Yes. Dr. Cassandra O'Connor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.