Karen Garnaas, MD
NPI 1124046776 · Neurology Physician · Redding, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Garnaas, MD is a Neurology Physician provider in Redding, CA (NPI 1124046776).
Provider details
- NPI number
- 1124046776
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 37357 (MN)
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
19 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
5,968 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,362 | $130 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 1,019 | $100 |
| 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 | 467 | $16 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 378 | $220 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 323 | $92 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Duloxetine Hcl | 661 | 176 |
| Gabapentin | 219 | 72 |
| Donepezil Hcl | 187 | 74 |
| Pregabalin | 133 | 39 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 112 | 35 |
| Nortriptyline Hcl | 111 | 35 |
| Baclofen | 107 | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13,314 across 146 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
- 2006-07-18
- Last updated
- 2025-03-31
- Certified
- 2025-03-31
Frequently asked questions
- What is Karen Garnaas's NPI number?
- Karen Garnaas's National Provider Identifier (NPI) is 1124046776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Garnaas's specialty?
- Karen Garnaas is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Garnaas located?
- Karen Garnaas's practice location on file with NPPES is 2420 Sonoma St, Redding, CA 96001-3033.
- What is Karen Garnaas's phone number?
- The practice phone number listed in the NPPES registry for Karen Garnaas is (530) 999-2533.
- Does Karen Garnaas accept Medicare?
- Karen Garnaas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Garnaas's NPI active?
- Yes — Karen Garnaas's NPI (1124046776) is active in the NPPES registry as of the last update on 2025-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.