Doctor profile · Federal record
Dr. Dennis John, MD
Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Valhalla, NY
- NPI 1952808396
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Woods RD
Valhalla, NY 105951530
(914) 493-7000
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- February 9, 2023
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #315715
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952808396. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
117
Distinct HCPCS
6
Medicare allowed
$12,713
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 29 | $105 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 25 | 20 | $67 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 18 | 15 | $148 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 16 | 16 | $149 | |
90662 |
Influenza vaccine split virus, preservative free | 12 | 12 | $71 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 11 | 11 | $132 |
In context: peer comparison
Among 21 peers in this city , average services per provider: 104. This provider delivers 1.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
277
Patients
77
Total drug cost
$22,174
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 48 | 25 | $291 |
| Atorvastatin Calcium | Generic | 44 | 25 | $695 |
| Losartan Potassium | Generic | 27 | 13 | $361 |
| Rosuvastatin Calcium | Generic | 22 | 0 | $1,578 |
| Levothyroxine Sodium | Generic | 20 | 14 | $359 |
| Escitalopram Oxalate | Generic | 19 | 0 | $175 |
| Metoprolol Succinate | Generic | 19 | 0 | $463 |
| Lisinopril | Generic | 18 | 0 | $86 |
| Ozempic (Semaglutide) | Brand | 17 | 0 | $17,501 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 16 | 0 | $297 |
Frequently asked questions
What is Dr. Dennis John's medical specialty?
Dr. Dennis John practices Internal Medicine Physician in Valhalla, NY.
Where does Dr. Dennis John practice?
Dr. Dennis John practices at 100 Woods RD, Valhalla, NY 105951530. Office phone: 9144937000.
What is Dr. Dennis John's NPI?
Dr. Dennis John's National Provider Identifier (NPI) is 1952808396, issued by NPPES.
Does Dr. Dennis John accept Medicare assignment?
Yes. Dr. Dennis John accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis John commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.