Timothy Deering, MD
NPI 1578513982 · Family Medicine Physician · Portage, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Deering, MD is a Family Medicine Physician provider in Portage, WI (NPI 1578513982).
Provider details
- NPI number
- 1578513982
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 41341-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,001 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 271 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 213 | $121 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 165 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 108 | $166 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 83 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 156 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 462 | 125 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 305 | 46 |
| Amlodipine Besylate | 281 | 81 |
| Losartan Potassium | 248 | 68 |
| Gabapentin | 242 | 53 |
| Omeprazole | 240 | 64 |
Practice location
Mailing address
Additional practice locations (2)
- 1700 Tuttle StBaraboo, WI 53913-3319Phone: (608) 355-3800Fax: (608) 355-7001
- 1700 Tuttle StBaraboo, WI 53913-3319Phone: (608) 355-3800Fax: (608) 355-7001
Registry dates
- Enumerated
- 2006-05-10
- Last updated
- 2021-01-04
- Certified
- 2021-01-04
Frequently asked questions
- What is Timothy Deering's NPI number?
- Timothy Deering's National Provider Identifier (NPI) is 1578513982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Deering's specialty?
- Timothy Deering is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Deering located?
- Timothy Deering's practice location on file with NPPES is 2977 County Road Cx, Portage, WI 53901-9271.
- What is Timothy Deering's phone number?
- The practice phone number listed in the NPPES registry for Timothy Deering is (608) 355-3800.
- Does Timothy Deering accept Medicare?
- Timothy Deering is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Deering's NPI active?
- Yes — Timothy Deering's NPI (1578513982) is active in the NPPES registry as of the last update on 2021-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.