Henry Mackiewicz
NPI 1386608974 · Anesthesiology Physician · Brighton, MA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Henry Mackiewicz is a Anesthesiology Physician provider in Brighton, MA (NPI 1386608974).
Provider details
- NPI number
- 1386608974
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 216399 (MA)
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
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
175 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 48 | $143 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 46 | $137 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 24 | $238 |
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 23 | $103 |
| Anesthesia for Other Procedure on Skin of Arms, Legs, and Front Body00400 | 19 | $140 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 15 | $177 |
Practice location
Mailing address
Additional practice locations (1)
- 2100 Dorchester AveDorchester, MA 02124-5615Phone: (617) 298-4632Fax: (617) 296-6919
Registry dates
- Enumerated
- 2006-04-12
- Last updated
- 2025-03-17
- Certified
- 2025-03-17
Frequently asked questions
- What is Henry Mackiewicz's NPI number?
- Henry Mackiewicz's National Provider Identifier (NPI) is 1386608974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Mackiewicz's specialty?
- Henry Mackiewicz is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Henry Mackiewicz located?
- Henry Mackiewicz's practice location on file with NPPES is 736 Cambridge St, Brighton, MA 02135-2907.
- What is Henry Mackiewicz's phone number?
- The practice phone number listed in the NPPES registry for Henry Mackiewicz is (617) 789-3000.
- Does Henry Mackiewicz accept Medicare?
- Henry Mackiewicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Henry Mackiewicz's NPI active?
- Yes — Henry Mackiewicz's NPI (1386608974) is active in the NPPES registry as of the last update on 2025-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.