John Dellosso, MD
NPI 1942299920 · Internal Medicine Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Dellosso, MD is a Internal Medicine Physician provider in New York, NY (NPI 1942299920).
Provider details
- NPI number
- 1942299920
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 197294 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
18,821 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 14,369 | $76 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 764 | $184 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 678 | $144 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 527 | $9 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 456 | $56 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 149 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 632 | 157 |
| Zolpidem Tartrate | 509 | 69 |
| Amlodipine Besylate | 421 | 106 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 310 | 29 |
| Levothyroxine Sodium | 303 | 79 |
| Losartan Potassium | 264 | 66 |
| Valsartan |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,504 across 166 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-21
- Last updated
- 2014-02-04
Frequently asked questions
- What is John Dellosso's NPI number?
- John Dellosso's National Provider Identifier (NPI) is 1942299920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Dellosso's specialty?
- John Dellosso is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Dellosso located?
- John Dellosso's practice location on file with NPPES is 314 W 14th St, New York, NY 10014-5002.
- What is John Dellosso's phone number?
- The practice phone number listed in the NPPES registry for John Dellosso is (646) 638-4000.
- Does John Dellosso accept Medicare?
- John Dellosso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Dellosso's NPI active?
- Yes — John Dellosso's NPI (1942299920) is active in the NPPES registry as of the last update on 2014-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.