Doctor profile · Federal record
Dr. NATHANIEL FLEISCHNER, M.D.
Internal Medicine Physician (CMS: INTERNAL MEDICINE) · ROYAL PALM BEACH, FL
- NPI 1083880926
- Accepts Medicare
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11700 OKEECHOBEE BLVD
ROYAL PALM BEACH, FL 334118721
(561) 790-0789
fax (855) 753-3317
Credentials & registration
- NPI registered
- April 2008 — 18 yrs on file
- Profile last updated
- June 23, 2025
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Florida #ME105685
- Medicaid
- FL #001631600
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083880926. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
478
Distinct HCPCS
10
Medicare allowed
$42,557
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 120 | 72 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 101 | 56 | $130 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 62 | 17 | $76 | |
36415 |
Insertion of needle into vein for collection of blood sample | 49 | 36 | $8 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 31 | 17 | $122 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 29 | 29 | $131 | |
71046 |
X-ray of chest, 2 views | 27 | 25 | $32 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 25 | 25 | $19 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 18 | 18 | $170 | |
99238 |
Hospital discharge day management, 30 minutes or less | 16 | 16 | $79 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 62. This provider delivers 7.7× the peer median.Open Payments
Industry payments received
All-time total
$157
Transactions
8
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 3 | $48.83 | |
| Exact Sciences Corporation | 1 | $27.52 | |
| Abbott Laboratories | 1 | $22.72 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $20.33 | |
| GlaxoSmithKline, LLC. | 1 | $20.00 | |
| Lilly USA, LLC | 1 | $18.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,181
Patients
631
Total drug cost
$9,802
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 145 | 64 | $627 |
| Atorvastatin Calcium | Generic | 101 | 54 | $925 |
| Lisinopril | Generic | 93 | 41 | $338 |
| Gabapentin | Generic | 87 | 39 | $425 |
| Fluticasone Propionate | Generic | 84 | 55 | $800 |
| Tizanidine Hcl | Generic | 79 | 41 | $324 |
| Losartan Potassium | Generic | 78 | 44 | $631 |
| Methylprednisolone | Generic | 78 | 62 | $598 |
| Cyclobenzaprine Hcl | Generic | 76 | 46 | $192 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 63 | 44 | $1,821 |