Daniel Duffy, CRNA
NPI 1033789326 · Certified Registered Nurse Anesthetist · Danvers, MA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Duffy, CRNA is a Certified Registered Nurse Anesthetist provider in Danvers, MA (NPI 1033789326).
Provider details
- NPI number
- 1033789326
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- RN2349171 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 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
93 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 | 18 | $69 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 18 | $70 |
| Anesthesia for Procedure on Upper 2/3rd of Thigh Bone01230 | 17 | $158 |
| Anesthesia for Other Procedure on Upper Abdomen00790 | 14 | $193 |
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 14 | $64 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 12 | $74 |
Typical Medicare-allowed amounts for these services range $64–$193 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 41 Mall RdBurlington, MA 01805-4065Phone: (781) 744-8000
Registry dates
- Enumerated
- 2021-06-29
- Last updated
- 2023-11-14
- Certified
- 2023-11-14
Frequently asked questions
- What is Daniel Duffy's NPI number?
- Daniel Duffy's National Provider Identifier (NPI) is 1033789326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Duffy's specialty?
- Daniel Duffy is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Daniel Duffy located?
- Daniel Duffy's practice location on file with NPPES is 480 Maple St Ste C233a, Danvers, MA 01923-4065.
- What is Daniel Duffy's phone number?
- The practice phone number listed in the NPPES registry for Daniel Duffy is (978) 304-8691.
- Does Daniel Duffy accept Medicare?
- Daniel Duffy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Duffy's NPI active?
- Yes — Daniel Duffy's NPI (1033789326) is active in the NPPES registry as of the last update on 2023-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.