Doctor profile · Federal record
Dr. Marilyn Seashole, CRNP-A
Adult Health Nurse Practitioner · Rockville, MD
- NPI 1639178593
- 21 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11921 Rockville Pike, Suite 505
Rockville, MD 208522737
(301) 881-7246
fax (301) 881-2449 - Mailing address
-
11350 McCormick RD, Executive Plaza 1, Suite 501
Hunt Valley, MD 210311002
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- March 7, 2022
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Maryland #R072858
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639178593. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,106
Distinct HCPCS
5
Medicare allowed
$231,080
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,322 | 287 | $114 | |
80307 |
Testing for presence of drug, by chemistry analyzers | 373 | 190 | $61 | |
G0481 |
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 302 | 144 | $153 | |
G0480 |
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 89 | 66 | $112 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 20 | 18 | $82 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 104. This provider delivers 20× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,390
Patients
520
Total drug cost
$212,143
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 1,143 | 144 | $30,453 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 315 | 49 | $13,284 |
| Gabapentin | Generic | 309 | 50 | $4,469 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 230 | 35 | $8,429 |
| Pregabalin | Generic | 180 | 33 | $5,102 |
| Fentanyl | Generic | 147 | 19 | $21,808 |
| Cyclobenzaprine Hcl | Generic | 144 | 29 | $1,672 |
| Oxycontin (Oxycodone Hcl) | Brand | 142 | 16 | $68,370 |
| Xtampza Er (Oxycodone Myristate) | Brand | 138 | 22 | $48,127 |
| Tramadol Hcl | Generic | 135 | 24 | $1,096 |
Frequently asked questions
What is Dr. Marilyn Seashole's medical specialty?
Dr. Marilyn Seashole practices Adult Health Nurse Practitioner in Rockville, MD.
Where does Dr. Marilyn Seashole practice?
Dr. Marilyn Seashole practices at 11921 Rockville Pike, Rockville, MD 208522737. Office phone: 3018817246.
What is Dr. Marilyn Seashole's NPI?
Dr. Marilyn Seashole's National Provider Identifier (NPI) is 1639178593, issued by NPPES.
What procedures does Dr. Marilyn Seashole commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Testing for presence of drug, by chemistry analyzers (HCPCS 80307); Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (HCPCS G0481). Source: CMS Medicare Physician & Other Practitioners file.