Physician Profile
Dennis Philip John, MD
Unclaimed ProfileAbout Dr. John
Based in Valhalla, NY, Dennis Philip John, MD is listed in the NPI registry under internal medicine. Dennis graduated from New York Medical College in 2017. Dennis is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Dennis cared for 198 Medicare patients across 312 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (914) 493-7000
- Email not available
Practice Locations
100 WOODS RD
Valhalla, NY 10595
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Procedures & services
Most searched procedures
Procedures Most Often Billed to Medicare
312 services · 198 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
192 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
44 |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
38 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
23 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
15 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 20 related providers in 3 groups
Other internal medicines in Valhalla 4
Same specialty, same city.
Trained at New York Medical College 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at New York Medical College 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. John's specialty?
Dr. John is an internal medicine in Valhalla, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. John?
Dr. John is listed at 100 WOODS RD, Valhalla, NY 10595. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. John?
The number on file is (914) 493-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. John's NPI number?
Dr. John's National Provider Identifier is 1952808396. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. John's medical education?
Dr. John attended New York Medical College, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. John been practicing?
Dr. John has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What is Dr. John known for?
According to Medicare billing data, Dr. John the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. John confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. John. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.