Doctor profile · Federal record
Dr. Katherin Sonneborn, PA
Physician Assistant · Surgical Physician Assistant · Exeter, NH
- NPI 1881901718
- Accepts Medicare
- MIPS 83.6 / 100 · 2023
- 16 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
3 Alumni Dr Ste 301
Exeter, NH 038332123
(603) 775-7405
fax (603) 775-7424 - Additional location
-
55 Fruit St
Boston, MA 021142696
(617) 726-2000 - Additional location
-
100 Hitchcock Way, Dartmouth Hitchcock - General Surgery
Manchester, NH 03104
(603) 695-2722 - Mailing address
-
7 Holland Way Fl 1
Exeter, NH 038332997
Credentials & registration
- NPI registered
- September 2010 — 16 yrs on file
- Profile last updated
- December 12, 2025
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Massachusetts #PA101126 · New Hampshire #1029
- Medicaid
- NH #3097987
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881901718. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
139
Distinct HCPCS
3
Medicare allowed
$11,501
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 81 | 46 | $67 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 47 | 47 | $111 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $78 |
In context: peer comparison
Among 4 peers in Exeter Physician Assistant, average services per provider: 133. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. Katherin Sonneborn's medical specialty?
Dr. Katherin Sonneborn practices Physician Assistant in Exeter, NH.
Where does Dr. Katherin Sonneborn practice?
Dr. Katherin Sonneborn practices at 3 Alumni Dr Ste 301, Exeter, NH 038332123. Office phone: 6037757405.
What is Dr. Katherin Sonneborn's NPI?
Dr. Katherin Sonneborn's National Provider Identifier (NPI) is 1881901718, issued by NPPES.
Does Dr. Katherin Sonneborn accept Medicare assignment?
Yes. Dr. Katherin Sonneborn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherin Sonneborn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.