Quick answers
- Does David M. Herzog accept Medicare assignment?
- Yes. Medicare's clinician data says David M. Herzog accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does David M. Herzog see?
- In 2024, CMS data shows 329 Original Medicare patients and 1,054 services for David M. Herzog. This counts Original Medicare only and measures volume, not quality.
- What is David M. Herzog's NPI number?
- 1487618468. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for David M. Herzog, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 329 |
|---|---|
| Services billed to Medicare | 1,054 |
| Different services or procedures | 33 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Automated urinalysis test (81003)251 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)173 services
- Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)173 services
- Pelvic exam (99459)146 services
- Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)124 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure67%
- Arthritis50%
- Diabetes47%
- Anxiety25%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)22%
Hospitals where David M. Herzog works
Medicare's Facility Affiliation Data lists David M. Herzog at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Maimonides Medical CenterBrooklyn, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330194
- North Shore University HospitalManhasset, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330106
- Staten Island University HospitalStaten Island, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330160
Practice locations
Addresses where David M. Herzog is enrolled with Medicare (CMS data updated October 2, 2026).
- 2428 Merrick RdBellmore, NY 11710 (516) 379‑2689
Group practices
Medicare enrollment lists David M. Herzog as a member of this group (CMS data updated October 2, 2026).
- Medical Services of Bellmore PC18 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Bellmore
Clinicians with the same Medicare primary specialty in Bellmore, NY — not a recommendation.
Other clinicians in Medical Services of Bellmore PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487618468 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians