Doctor profile · Federal record
Dr. Charles Castellano, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Pediatrics Physician · Florham Park, NJ
- NPI 1396845632
- Accepts Medicare
- 26 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
140 Park Ave
Florham Park, NJ 079321049
(973) 404-7880
fax (973) 285-7629
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- February 13, 2026
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- New Jersey #25MA10528500 · New York #232228
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396845632. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,061
Distinct HCPCS
10
Medicare allowed
$170,337
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 637 | 308 | $140 | |
36415 |
Insertion of needle into vein for collection of blood sample | 404 | 220 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 292 | 203 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 266 | 201 | $13 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 234 | 188 | $7 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 214 | 187 | $16 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 208 | 208 | $142 | |
83036 |
Hemoglobin a1c level | 94 | 72 | $9 | |
G0103 |
Prostate cancer screening; prostate specific antigen test (psa) | 82 | 82 | $19 | |
G0008 |
Administration of influenza virus vaccine | 70 | 70 | $33 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 124. This provider delivers 25× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,151
Patients
612
Total drug cost
$24,386
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 510 | 144 | $4,884 |
| Amlodipine Besylate | Generic | 282 | 83 | $2,293 |
| Levothyroxine Sodium | Generic | 196 | 44 | $2,476 |
| Lisinopril | Generic | 135 | 38 | $843 |
| Hydrochlorothiazide | Generic | 132 | 41 | $775 |
| Metoprolol Succinate | Generic | 123 | 37 | $1,849 |
| Simvastatin | Generic | 122 | 37 | $1,129 |
| Losartan Potassium | Generic | 115 | 34 | $1,407 |
| Rosuvastatin Calcium | Generic | 109 | 34 | $1,392 |
| Metformin Hcl | Generic | 105 | 30 | $1,155 |
Frequently asked questions
What is Dr. Charles Castellano's medical specialty?
Dr. Charles Castellano practices Internal Medicine Physician in Florham Park, NJ.
Where does Dr. Charles Castellano practice?
Dr. Charles Castellano practices at 140 Park Ave, Florham Park, NJ 079321049. Office phone: 9734047880.
What is Dr. Charles Castellano's NPI?
Dr. Charles Castellano's National Provider Identifier (NPI) is 1396845632, issued by NPPES.
Does Dr. Charles Castellano accept Medicare assignment?
Yes. Dr. Charles Castellano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Castellano commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.