Christopher D'Ambrosio, D.O.
NPI 1942543459 · Internal Medicine Physician · Hauppauge, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher D'Ambrosio, D.O. is a Internal Medicine Physician provider in Hauppauge, NY (NPI 1942543459).
Provider details
- NPI number
- 1942543459
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 282578-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,243 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 391 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 361 | $150 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 178 | $106 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 102 | $154 |
| Administration of Influenza Virus VaccineG0008 | 62 | $37 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 245 | 74 |
| Amlodipine Besylate | 178 | 63 |
| Losartan Potassium | 137 | 47 |
| Levothyroxine Sodium | 109 | 35 |
| Fluticasone Propionate | 103 | 34 |
| Rosuvastatin Calcium | 102 | 33 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-03
- Last updated
- 2016-08-11
Frequently asked questions
- What is Christopher D'Ambrosio's NPI number?
- Christopher D'Ambrosio's National Provider Identifier (NPI) is 1942543459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher D'Ambrosio's specialty?
- Christopher D'Ambrosio is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher D'Ambrosio located?
- Christopher D'Ambrosio's practice location on file with NPPES is 200 Motor Parkway, Hauppauge, NY 11788.
- What is Christopher D'Ambrosio's phone number?
- The practice phone number listed in the NPPES registry for Christopher D'Ambrosio is (631) 444-9600.
- Does Christopher D'Ambrosio accept Medicare?
- Christopher D'Ambrosio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher D'Ambrosio's NPI active?
- Yes — Christopher D'Ambrosio's NPI (1942543459) is active in the NPPES registry as of the last update on 2016-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.