Dayna Underwood, N.P.
NPI 1417138959 · Nurse Practitioner · Redding, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dayna Underwood, N.P. is a Nurse Practitioner provider in Redding, CA (NPI 1417138959).
Provider details
- NPI number
- 1417138959
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 17331 (CA)
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 tenure25% of score
18 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
1,608 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 685 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 399 | $110 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 327 | $78 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 89 | $143 |
| 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 | 34 | $14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 111 | 32 |
| Baclofen | 34 | 12 |
| Celecoxib | 30 | — |
| Duloxetine Hcl | 26 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 23 | 17 |
| Alprazolam | 22 | 21 |
| Cyclobenzaprine Hcl | 20 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 across 1 record (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
- 2007-11-26
- Last updated
- 2023-07-13
- Certified
- 2023-07-13
Frequently asked questions
- What is Dayna Underwood's NPI number?
- Dayna Underwood's National Provider Identifier (NPI) is 1417138959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dayna Underwood's specialty?
- Dayna Underwood is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dayna Underwood located?
- Dayna Underwood's practice location on file with NPPES is 1255 Liberty St, Redding, CA 96001-0814.
- What is Dayna Underwood's phone number?
- The practice phone number listed in the NPPES registry for Dayna Underwood is (530) 246-2467.
- Does Dayna Underwood accept Medicare?
- Dayna Underwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dayna Underwood's NPI active?
- Yes — Dayna Underwood's NPI (1417138959) is active in the NPPES registry as of the last update on 2023-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.