Doctor profile · Federal record
Dr. Donald Messersmith, MD
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Merritt Island, FL
- NPI 1538235338
- Accepts Medicare
- 50 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
150 N Sykes Creek Pkwy, Suite 300
Merritt Island, FL 329533488
(321) 452-3811
fax (321) 454-4026 - Mailing address
-
Po Box 11406
Belfast, ME 049154005
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- March 10, 2025
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- Florida #ME45550
- Medicaid
- FL #041535900
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538235338. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,639
Distinct HCPCS
10
Medicare allowed
$329,050
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,946 | 998 | $125 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 797 | 757 | $14 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 289 | 287 | $187 | |
85610 |
Blood test, clotting time | 236 | 41 | $4 | |
93793 |
Anticoagulant management of patient taking warfarin | 193 | 40 | $11 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 55 | 55 | $164 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 31 | 31 | $67 | |
93015 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 30 | 30 | $68 | |
93228 |
Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | 29 | 29 | $25 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 19 | 19 | $176 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 205. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$149
Transactions
9
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 3 | $46.32 | |
| PFIZER INC. | 2 | $34.21 | |
| Amgen Inc. | 2 | $30.44 | |
| Boston Scientific Corporation | 1 | $23.97 | |
| Novartis Pharmaceuticals Corporation | 1 | $13.59 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,913
Patients
1,878
Total drug cost
$1,182,137
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 829 | 274 | $19,007 |
| Rosuvastatin Calcium | Generic | 720 | 233 | $14,460 |
| Amlodipine Besylate | Generic | 688 | 221 | $5,112 |
| Eliquis (Apixaban) | Brand | 539 | 145 | $657,044 |
| Atorvastatin Calcium | Generic | 519 | 155 | $6,898 |
| Carvedilol | Generic | 436 | 134 | $5,966 |
| Losartan Potassium | Generic | 362 | 108 | $5,148 |
| Ezetimibe | Generic | 359 | 124 | $17,857 |
| Spironolactone | Generic | 278 | 94 | $3,554 |
| Lisinopril | Generic | 268 | 89 | $2,244 |
Frequently asked questions
What is Dr. Donald Messersmith's medical specialty?
Dr. Donald Messersmith practices Cardiovascular Disease Physician in Merritt Island, FL.
Where does Dr. Donald Messersmith practice?
Dr. Donald Messersmith practices at 150 N Sykes Creek Pkwy, Merritt Island, FL 329533488. Office phone: 3214523811.
What is Dr. Donald Messersmith's NPI?
Dr. Donald Messersmith's National Provider Identifier (NPI) is 1538235338, issued by NPPES.
Does Dr. Donald Messersmith accept Medicare assignment?
Yes. Dr. Donald Messersmith accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Messersmith commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.