Gregory Gardner, D.O.
NPI 1801886916 · Pain Medicine (Anesthesiology) Physician · Concord, MA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Gardner, D.O. is a Pain Medicine (Anesthesiology) Physician provider in Concord, MA (NPI 1801886916).
Provider details
- NPI number
- 1801886916
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 80837 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
311 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) |
|---|---|---|
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 57 | $72 |
| Anesthesia for Total Hip Replacement01214 | 38 | $199 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 33 | $63 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 30 | $193 |
| Anesthesia for Open Or Endoscopic Total Shoulder Joint Replacement01638 | 26 | $218 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 25 | $84 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-28
- Last updated
- 2025-09-11
Frequently asked questions
- What is Gregory Gardner's NPI number?
- Gregory Gardner's National Provider Identifier (NPI) is 1801886916, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Gardner's specialty?
- Gregory Gardner is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Gardner located?
- Gregory Gardner's practice location on file with NPPES is 133 Ornac, Concord, MA 01742-4159.
- What is Gregory Gardner's phone number?
- The practice phone number listed in the NPPES registry for Gregory Gardner is (978) 287-3162.
- Does Gregory Gardner accept Medicare?
- Gregory Gardner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Gardner's NPI active?
- Yes — Gregory Gardner's NPI (1801886916) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.