Winifred Loesch, MD
NPI 1891761854 · Family Medicine Physician · Nevada City, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Winifred Loesch, MD is a Family Medicine Physician provider in Nevada City, CA (NPI 1891761854).
Provider details
- NPI number
- 1891761854
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- C42292 (CA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,686 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 | 420 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 345 | $121 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 274 | $119 |
| 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 | 194 | $15 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 156 | $14 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 115 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 296 | 69 |
| Losartan Potassium | 221 | 55 |
| Atorvastatin Calcium | 209 | 64 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 181 | 33 |
| Zolpidem Tartrate | 128 | 21 |
| Amlodipine Besylate | 125 | 39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-28
- Last updated
- 2010-08-19
Frequently asked questions
- What is Winifred Loesch's NPI number?
- Winifred Loesch's National Provider Identifier (NPI) is 1891761854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Winifred Loesch's specialty?
- Winifred Loesch is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Winifred Loesch located?
- Winifred Loesch's practice location on file with NPPES is 590 Searls Ave, Nevada City, CA 95959-3043.
- What is Winifred Loesch's phone number?
- The practice phone number listed in the NPPES registry for Winifred Loesch is (530) 798-5003.
- Does Winifred Loesch accept Medicare?
- Winifred Loesch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Winifred Loesch's NPI active?
- Yes — Winifred Loesch's NPI (1891761854) is active in the NPPES registry as of the last update on 2010-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.