Doctor profile · Federal record
Dr. Catherine Duffy, APRN-BC
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Danvers, MA
- NPI 1255488003
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
75 Sylvan St Ste B102, Care Dimensions
Danvers, MA 019232764
(978) 774-7566 - Mailing address
-
5 Revolutionary RD
Acton, MA 017203807
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- April 17, 2015
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Massachusetts #263001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255488003. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
251
Distinct HCPCS
7
Medicare allowed
$36,535
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 82 | 77 | $157 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 64 | 35 | $116 | |
99350 |
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 44 | 30 | $169 | |
99345 |
Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes | 24 | 24 | $184 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $117 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 13 | 13 | $163 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 11 | 11 | $71 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 137. This provider delivers 1.8× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Catherine Duffy's medical specialty?
Dr. Catherine Duffy practices Adult Health Nurse Practitioner in Danvers, MA.
Where does Dr. Catherine Duffy practice?
Dr. Catherine Duffy practices at 75 Sylvan St Ste B102, Danvers, MA 019232764. Office phone: 9787747566.
What is Dr. Catherine Duffy's NPI?
Dr. Catherine Duffy's National Provider Identifier (NPI) is 1255488003, issued by NPPES.
Does Dr. Catherine Duffy accept Medicare assignment?
Yes. Dr. Catherine Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Duffy commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Residence visit for established patient with high level of medical decision making (HCPCS 99350). Source: CMS Medicare Physician & Other Practitioners file.