David Mathern, PA
NPI 1790896306 · Physician Assistant · Sycamore, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Mathern, PA is a Physician Assistant provider in Sycamore, IL (NPI 1790896306).
Provider details
- NPI number
- 1790896306
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- 085002781 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
20 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
454 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 242 | $78 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 125 | $66 |
| Replacement of Knee Joint, Both Sides of Knee27447 | 39 | $185 |
| Replacement of Thigh Bone and Hip Joint With Prosthesis27130 | 28 | $185 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 20 | $98 |
Typical Medicare-allowed amounts for these services range $66–$185 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Celecoxib | 190 | 96 |
| Oxycodone Hcl | 150 | 98 |
| Ondansetronbrand: Ondansetron Odt | 99 | 91 |
| Meloxicam | 81 | 45 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 63 | 58 |
| Tramadol Hcl | 60 | 39 |
| Amoxicillin | 49 | 26 |
Practice location
Mailing address
Additional practice locations (1)
- 1310 N Main St Ste 100Sandwich, IL 60548-1399Phone: (815) 758-0000Fax: (815) 786-3603
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2025-10-22
- Certified
- 2025-10-22
Frequently asked questions
- What is David Mathern's NPI number?
- David Mathern's National Provider Identifier (NPI) is 1790896306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Mathern's specialty?
- David Mathern is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Mathern located?
- David Mathern's practice location on file with NPPES is 2111 Midlands Ct, Sycamore, IL 60178-3125.
- What is David Mathern's phone number?
- The practice phone number listed in the NPPES registry for David Mathern is (815) 758-0000.
- Does David Mathern accept Medicare?
- David Mathern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Mathern's NPI active?
- Yes — David Mathern's NPI (1790896306) is active in the NPPES registry as of the last update on 2025-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.