Mark Singer, D.O.
NPI 1477569416 · Internal Medicine Physician · Huntington, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Singer, D.O. is a Internal Medicine Physician provider in Huntington, NY (NPI 1477569416).
Provider details
- NPI number
- 1477569416
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 207815-1 (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
19 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
10,051 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,573 | $146 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,073 | $9 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 695 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 652 | $6 |
| 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 | 650 | $18 |
| Microscopic Examination for White Blood Cells With Manual Cell Count |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 617 | 194 |
| Rosuvastatin Calcium | 370 | 134 |
| Amlodipine Besylate | 289 | 94 |
| Losartan Potassium | 241 | 84 |
| Zolpidem Tartrate | 208 | 44 |
| Metoprolol Succinate | 180 | 60 |
| Alprazolam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2008-07-09
Frequently asked questions
- What is Mark Singer's NPI number?
- Mark Singer's National Provider Identifier (NPI) is 1477569416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Singer's specialty?
- Mark Singer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Singer located?
- Mark Singer's practice location on file with NPPES is 325 Park Ave, Huntington, NY 11743-2779.
- What is Mark Singer's phone number?
- The practice phone number listed in the NPPES registry for Mark Singer is (631) 351-8487.
- Does Mark Singer accept Medicare?
- Mark Singer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Singer's NPI active?
- Yes — Mark Singer's NPI (1477569416) is active in the NPPES registry as of the last update on 2008-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.