Lauren Littlefield, M.D.
NPI 1902241003 · Pain Medicine (Anesthesiology) Physician · Oshkosh, WI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lauren Littlefield, M.D. is a Pain Medicine (Anesthesiology) Physician provider in Oshkosh, WI (NPI 1902241003).
Provider details
- NPI number
- 1902241003
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 68886 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
359 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) |
|---|---|---|
| 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 | 94 | $15 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 60 | $154 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $120 |
| Injection of Trigger Points, 3 Or More Muscles20553 | 32 | $51 |
| Injection of Lower Or Sacral Spine Facet Joint Using Imaging Guidance, Single Level64493 | 24 | $117 |
| Injection of Lower Or Sacral Spine Facet Joint Using Imaging Guidance, Second Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pregabalin | 176 | 75 |
| Gabapentin | 103 | 41 |
| Duloxetine Hcl | 95 | 46 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 84 | 40 |
| Tizanidine Hcl | 67 | 32 |
| Methocarbamol | 32 | 18 |
| Tramadol Hcl | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$34 across 3 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
- 2013-05-02
- Last updated
- 2025-07-23
- Certified
- 2025-07-23
Frequently asked questions
- What is Lauren Littlefield's NPI number?
- Lauren Littlefield's National Provider Identifier (NPI) is 1902241003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren Littlefield's specialty?
- Lauren Littlefield is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Lauren Littlefield located?
- Lauren Littlefield's practice location on file with NPPES is 700 N Westhaven Dr, Oshkosh, WI 54904-6947.
- What is Lauren Littlefield's phone number?
- The practice phone number listed in the NPPES registry for Lauren Littlefield is (920) 303-8700.
- Does Lauren Littlefield accept Medicare?
- Lauren Littlefield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lauren Littlefield's NPI active?
- Yes — Lauren Littlefield's NPI (1902241003) is active in the NPPES registry as of the last update on 2025-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.