Doctor profile · Federal record

Dr. Dean Mittman, MD

Dermatology Physician (CMS: Dermatology) · Dermatology Physician · Rehoboth Beach, DE

  • NPI 1043359292
  • Accepts Medicare
  • 40 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
18947 John J Williams Hwy Unit 201
Rehoboth Beach, DE 199714476
(302) 645-4801
fax (888) 987-4173
Additional location
2115 S Fremont Ave, Suite 2100
Springfield, MO 658042239
(417) 820-7720
fax (417) 820-7223
Additional location
424 Savannah RD
Lewes, DE 199581462
Mailing address
1515 Savannah RD
Lewes, DE 199581675

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
June 10, 2025
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207N00000X — NUCC code
State licenses (2)
Delaware #C1-0028187 · Missouri #111705
Medicaid (2)
MO #208573014 · AR #142569001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043359292. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,545
Distinct HCPCS
10
Medicare allowed
$290,379
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,191 933 $84
17003 Destruction of precancer skin growth, 2-14 growths 1,014 318 $6
17110 Destruction of skin growth, 1-14 growths 641 555 $97
17000 Destruction of precancer skin growth, 1 growth 617 491 $39
11102 Biopsy of related skin growth, first growth 300 265 $68
99212 Established patient office or other outpatient visit, 10-19 minutes 122 114 $52
11103 Biopsy of related skin growth, each additional growth 91 63 $45
17111 Destruction of skin growth, 15 or more growths 91 79 $118
99214 Established patient office or other outpatient visit, 30-39 minutes 87 78 $120
10060 Simple or single drainage of skin abscess 56 55 $106

In context: peer comparison

Among 1 peers in Rehoboth Beach Dermatology Physician, average services per provider: 216. This provider delivers 21× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,248
Patients
671
Total drug cost
$27,004
Drug Type Claims Patients Total cost
Ammonium Lactate Generic 216 112 $3,337
Mupirocin Generic 208 156 $1,769
Triamcinolone Acetonide Generic 143 78 $1,358
Ketoconazole Generic 118 56 $2,585
Hydrocortisone Generic 80 43 $617
Mometasone Furoate Generic 77 58 $1,943
Doxycycline Hyclate Generic 71 16 $1,534
Valacyclovir (Valacyclovir Hcl) Brand 58 15 $1,016
Clindamycin Phosphate Generic 57 35 $2,214
Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) Brand 45 27 $747

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dean Mittman's medical specialty?
Dr. Dean Mittman practices Dermatology Physician in Rehoboth Beach, DE.
Where does Dr. Dean Mittman practice?
Dr. Dean Mittman practices at 18947 John J Williams Hwy Unit 201, Rehoboth Beach, DE 199714476. Office phone: 3026454801.
What is Dr. Dean Mittman's NPI?
Dr. Dean Mittman's National Provider Identifier (NPI) is 1043359292, issued by NPPES.
Does Dr. Dean Mittman accept Medicare assignment?
Yes. Dr. Dean Mittman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dean Mittman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of skin growth, 1-14 growths (HCPCS 17110). Source: CMS Medicare Physician & Other Practitioners file.