Doctor profile · Federal record

Dr. Seth Crossan, CRNP

Nurse Practitioner · Family Nurse Practitioner · Family Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · Newark, DE

  • NPI 1336539881
  • MIPS 28.3 / 100 · 2023
  • 11 yrs on file
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
910 S Chapel St Ste 102
Newark, DE 19713
(302) 224-1400
fax (302) 525-6706
Additional location
800 Chester Pike
Sharon Hill, PA 190791400
(610) 357-1500
Additional location
200 Booth St
Elkton, MD 219215657
(410) 996-5104
fax (410) 398-3251
Mailing address
713 Unionville RD
Kennett Square, PA 193481530

Credentials & registration

NPPES · NUCC
NPI registered
February 2015 — 11 yrs on file
Profile last updated
November 20, 2023
Specialty taxonomy
363L00000X — NUCC code
State licenses (4)
Delaware #LG-0001274 · Pennsylvania #SP014758 · Delaware #AN0013774 · Connecticut #12297

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336539881. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
65
Distinct HCPCS
1
Medicare allowed
$6,653
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 65 15 $102

In context: peer comparison

Among 30 peers in Newark Nurse Practitioner, average services per provider: 176. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$43
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $24.06
Braeburn INC. 1 $19.00

By nature of payment

Food and Beverage
$43

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
329
Patients
43
Total drug cost
$41,650
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 240 26 $40,331
Gabapentin Generic 43 17 $656
Trazodone Hcl Generic 19 0 $95
Hydroxyzine Hcl Generic 15 0 $99
Dextroamphetamine-Amphet ER (Dextroamphetamine/Amphetamine) Brand 12 0 $469

Frequently asked questions

Auto-generated from federal data
What is Dr. Seth Crossan's medical specialty?
Dr. Seth Crossan practices Nurse Practitioner in Newark, DE.
Where does Dr. Seth Crossan practice?
Dr. Seth Crossan practices at 910 S Chapel St Ste 102, Newark, DE 19713. Office phone: 3022241400.
What is Dr. Seth Crossan's NPI?
Dr. Seth Crossan's National Provider Identifier (NPI) is 1336539881, issued by NPPES.
What procedures does Dr. Seth Crossan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.