Doctor profile · Federal record
Dr. Catherine Horwitz, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Weymouth, MA
- NPI 1073713632
- Accepts Medicare
- 22 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
55 Fogg RD
Weymouth, MA 021902432
(781) 624-8000 - Mailing address
-
44 E Plain St
Wayland, MA 017784934
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- September 7, 2023
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Massachusetts #232442
- Medicaid
- MA #2138760
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073713632. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
452
Distinct HCPCS
5
Medicare allowed
$73,793
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 270 | 261 | $183 | |
99284 |
Emergency department visit with moderate level of medical decision making | 100 | 93 | $126 | |
99291 |
Critical care, first 30-74 minutes | 44 | 43 | $224 | |
99283 |
Emergency department visit with low level of medical decision making | 27 | 27 | $75 | |
93042 |
Electrocardiogram (ecg) 1 to 3 leads with review by physician only | 11 | 11 | $7 |
In context: peer comparison
Among 10 peers in Weymouth Emergency Medicine Physician, average services per provider: 122. This provider delivers 3.7× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Catherine Horwitz's medical specialty?
Dr. Catherine Horwitz practices Emergency Medicine Physician in Weymouth, MA.
Where does Dr. Catherine Horwitz practice?
Dr. Catherine Horwitz practices at 55 Fogg RD, Weymouth, MA 021902432. Office phone: 7816248000.
What is Dr. Catherine Horwitz's NPI?
Dr. Catherine Horwitz's National Provider Identifier (NPI) is 1073713632, issued by NPPES.
Does Dr. Catherine Horwitz accept Medicare assignment?
Yes. Dr. Catherine Horwitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Horwitz commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.