Mathew Southwick, P.A.-C.
NPI 1346798204 · Physician Assistant · Farmington, NM
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mathew Southwick, P.A.-C. is a Physician Assistant provider in Farmington, NM (NPI 1346798204).
Provider details
- NPI number
- 1346798204
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Surgical Physician Assistant363AS0400X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
138 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Replacement of Knee Joint, Both Sides of Knee27447 | 78 | $168 |
| Prosthetic Repair of Shoulder Joint, Total Shoulder23472 | 27 | $191 |
| Repair of Shoulder Rotator Cuff Using an Endoscope29827 | 18 | $141 |
| Shaving of Part of Shoulder Bone and Repair of Ligament Using an Endoscope29826 | 15 | $23 |
Typical Medicare-allowed amounts for these services range $23–$191 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 56 | 46 |
| Gabapentin | 46 | 22 |
| Ibuprofen | 43 | 14 |
| Meloxicam | 41 | 16 |
| Naproxen | 35 | 16 |
| Celecoxib | 29 | 12 |
| Oxycodone Hcl | 25 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$79 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-09-20
- Last updated
- 2026-05-19
- Certified
- 2026-05-19
Frequently asked questions
- What is Mathew Southwick's NPI number?
- Mathew Southwick's National Provider Identifier (NPI) is 1346798204, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mathew Southwick's specialty?
- Mathew Southwick is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mathew Southwick located?
- Mathew Southwick's practice location on file with NPPES is 2300 E 30th St Bldg D-101, Farmington, NM 87401-8991.
- What is Mathew Southwick's phone number?
- The practice phone number listed in the NPPES registry for Mathew Southwick is (505) 208-6280.
- Does Mathew Southwick accept Medicare?
- Mathew Southwick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mathew Southwick's NPI active?
- Yes — Mathew Southwick's NPI (1346798204) is active in the NPPES registry as of the last update on 2026-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.