Neil Horowitz, MD
NPI 1629050919 · Obstetrics & Gynecology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Gynecological Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Neil Horowitz, MD is a Obstetrics & Gynecology Physician provider in Boston, MA (NPI 1629050919).
Provider details
- NPI number
- 1629050919
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 217409 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
328 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 | 88 | $101 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 48 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 40 | $82 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 34 | $190 |
| Removal of Uterus, Tubes, And/Or Ovaries Through Abdomen Using an Endoscope, 250.0 G Or Less58571 | 27 | $854 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
Practice location
Mailing address
Additional practice locations (1)
- 14 Prospect StMilford, MA 01757-3003Phone: (508) 473-1190
Registry dates
- Enumerated
- 2005-11-14
- Last updated
- 2025-12-10
- Certified
- 2025-12-10
Frequently asked questions
- What is Neil Horowitz's NPI number?
- Neil Horowitz's National Provider Identifier (NPI) is 1629050919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Neil Horowitz's specialty?
- Neil Horowitz is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Neil Horowitz located?
- Neil Horowitz's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Neil Horowitz's phone number?
- The practice phone number listed in the NPPES registry for Neil Horowitz is (617) 732-8843.
- Does Neil Horowitz accept Medicare?
- Neil Horowitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Neil Horowitz's NPI active?
- Yes — Neil Horowitz's NPI (1629050919) is active in the NPPES registry as of the last update on 2025-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.