Mark Brennan, M.D.
NPI 1326081357 · Pain Medicine (Anesthesiology) Physician · Camden, NJ
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Brennan, M.D. is a Pain Medicine (Anesthesiology) Physician provider in Camden, NJ (NPI 1326081357).
Provider details
- NPI number
- 1326081357
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA064049 (NJ)
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
370 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 Lens Surgery00142 | 92 | $68 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 71 | $76 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 38 | $72 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 30 | $62 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 26 | $45 |
| Anesthesia for Procedure on Nerves, Muscles, Tendons, and Tissue of Forearm, Wrist, and Hand01810 | 20 | $48 |
Practice location
Mailing address
Additional practice locations (1)
- 1600 Haddon Ave Fl 3Camden, NJ 08103-3101Phone: (856) 988-6260Fax: (856) 988-6270
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2025-01-06
- Certified
- 2025-01-06
Frequently asked questions
- What is Mark Brennan's NPI number?
- Mark Brennan's National Provider Identifier (NPI) is 1326081357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Brennan's specialty?
- Mark Brennan is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Brennan located?
- Mark Brennan's practice location on file with NPPES is 1600 Haddon Ave, Camden, NJ 08103-3101.
- What is Mark Brennan's phone number?
- The practice phone number listed in the NPPES registry for Mark Brennan is (856) 757-3836.
- Does Mark Brennan accept Medicare?
- Mark Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Brennan's NPI active?
- Yes — Mark Brennan's NPI (1326081357) is active in the NPPES registry as of the last update on 2025-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.