Doctor profile · Federal record
Dr. Cynthia Obrien, CRNP
Nurse Practitioner · Largo, MD
- NPI 1912075359
- 20 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1221 Mercantile Ln
Largo, MD 207745374
(301) 618-5929 - Mailing address
-
2101 East Jefferson Street, Ppqa Medicare Compliance Unit 6 West
Rockville, MD 208524908
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- June 2, 2021
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Maryland #R093367
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912075359. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$145
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dexcom, Inc. | 1 | $144.56 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
389
Patients
173
Total drug cost
$47,300
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Humulin N (Insulin Nph Human Isophane) | Brand | 64 | 26 | $9,959 |
| Humulin 70/30 Kwikpen (Insulin Nph Hum/Reg Insulin Hm) | Brand | 51 | 21 | $18,112 |
| Humulin N Kwikpen (Insulin Nph Human Isophane) | Brand | 49 | 23 | $7,886 |
| Glipizide | Generic | 41 | 22 | $484 |
| Ultra-Fine Short Pen Needle (Pen Needle, Diabetic) | Brand | 35 | 17 | $856 |
| Metformin Hcl | Generic | 33 | 11 | $383 |
| Insulin Syringe (Syringe-Needle,insulin,0.5 Ml) | Brand | 31 | 15 | $726 |
| Humulin R (Insulin Regular, Human) | Brand | 29 | 12 | $3,279 |
| Humulin 70-30 (Insulin Nph Hum/Reg Insulin Hm) | Brand | 28 | 12 | $5,147 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 28 | 14 | $469 |
Frequently asked questions
What is Dr. Cynthia Obrien's medical specialty?
Dr. Cynthia Obrien practices Nurse Practitioner in Largo, MD.
Where does Dr. Cynthia Obrien practice?
Dr. Cynthia Obrien practices at 1221 Mercantile Ln, Largo, MD 207745374. Office phone: 3016185929.
What is Dr. Cynthia Obrien's NPI?
Dr. Cynthia Obrien's National Provider Identifier (NPI) is 1912075359, issued by NPPES.