Doctor profile · Federal record

Dr. Joan Coker, M.D.

Otolaryngology Physician (CMS: Otolaryngology) · Wilmington, DE

  • NPI 1992739676
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1401 Foulk Road, Suite 205
Wilmington, DE 19803
(302) 998-0300
fax (302) 478-8069
Mailing address
700 Prides Xing Ste 200
Newark, DE 197136109

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 10, 2020
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Delaware #C10008417
Medicaid
DE #260224134

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992739676. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,448
Distinct HCPCS
10
Medicare allowed
$228,540
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 1,480 37 $4
95024 Test for allergy using allergenic extract injected into skin 1,264 37 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 788 533 $91
69210 Removal of impacted ear wax 547 406 $47
95117 Professional service for multiple injections of allergen 508 156 $12
99214 Established patient office or other outpatient visit, 30-39 minutes 303 273 $129
99204 New patient office or other outpatient visit, 45-59 minutes 264 264 $167
31575 Diagnostic exam of voice box using a flexible endoscope 89 82 $128
95115 Professional service for single injection of allergen 85 33 $10
G0268 Removal of impacted cerumen (one or both ears) by physician on same date of service as audiologic function testing 69 68 $53

In context: peer comparison

Among 3 peers in Wilmington Otolaryngology Physician, average services per provider: 262. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$631
Transactions
20
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Inspire Medical Systems, INC. 1 $213.62
Takeda Pharmaceuticals U.S.A., INC. 5 $111.52
GlaxoSmithKline, LLC. 3 $79.45
Csl Behring 3 $78.48
Novartis Pharmaceuticals Corporation 4 $72.79
Optinose US, INC. 3 $52.41
Kaleo, INC. 1 $22.31

By nature of payment

Food and Beverage
$631

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,429
Patients
711
Total drug cost
$46,784
Drug Type Claims Patients Total cost
Levocetirizine Dihydrochloride Generic 504 218 $15,008
Montelukast Sodium Generic 215 96 $5,701
Fluticasone Propionate Generic 132 62 $2,310
Mometasone Furoate Generic 89 43 $11,029
Omeprazole Generic 76 40 $1,436
Azelastine Hcl Generic 74 46 $3,409
Amitriptyline Hcl Generic 67 27 $754
Prednisone Generic 62 57 $123
Fluocinolone Acetonide Oil Generic 58 47 $3,821
Azithromycin Generic 35 29 $318

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joan Coker's medical specialty?
Dr. Joan Coker practices Otolaryngology Physician in Wilmington, DE.
Where does Dr. Joan Coker practice?
Dr. Joan Coker practices at 1401 Foulk Road, Wilmington, DE 19803. Office phone: 3029980300.
What is Dr. Joan Coker's NPI?
Dr. Joan Coker's National Provider Identifier (NPI) is 1992739676, issued by NPPES.
Does Dr. Joan Coker accept Medicare assignment?
Yes. Dr. Joan Coker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joan Coker commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.