Doctor profile · Federal record

Dr. Mark Chappell, MD

Emergency Medicine Physician · Student in an Organized Health Care Education/Training Program · Dunedin, FL

  • NPI 1356637953
  • 15 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
601 Main St
Dunedin, FL 346985848
(727) 733-7111

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
July 8, 2015
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Florida #ME120870 · Florida #TRN16490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356637953. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
475
Distinct HCPCS
5
Medicare allowed
$81,386
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 238 220 $182
99284 Emergency department visit with moderate level of medical decision making 115 109 $125
99291 Critical care, first 30-74 minutes 97 91 $218
99283 Emergency department visit with low level of medical decision making 14 14 $74
31500 Emergent insertion of breathing tube into windpipe using an endoscope 11 11 $147

In context: peer comparison

Among 2 peers in this city , average services per provider: 91. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
289
Patients
261
Total drug cost
$1,970
Drug Type Claims Patients Total cost
Baclofen Generic 42 42 $177
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 41 40 $201
Cephalexin Generic 35 34 $281
Ondansetron Odt (Ondansetron) Brand 33 31 $191
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 29 29 $144
Prednisone Generic 19 18 $36
Diclofenac Sodium Generic 16 16 $80
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 13 $348
Dicyclomine Hcl Generic 14 14 $59
Ibuprofen Generic 12 12 $66

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Chappell's medical specialty?
Dr. Mark Chappell practices Emergency Medicine Physician in Dunedin, FL.
Where does Dr. Mark Chappell practice?
Dr. Mark Chappell practices at 601 Main St, Dunedin, FL 346985848. Office phone: 7277337111.
What is Dr. Mark Chappell's NPI?
Dr. Mark Chappell's National Provider Identifier (NPI) is 1356637953, issued by NPPES.
What procedures does Dr. Mark Chappell commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.