Barbara Walker, D.O.
NPI 1902161508 · Family Medicine Physician · Davenport, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Walker, D.O. is a Family Medicine Physician provider in Davenport, IA (NPI 1902161508).
Provider details
- NPI number
- 1902161508
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 125.061103 (IL)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
716 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 | 132 | $118 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 91 | $58 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 89 | $72 |
| Osteopathic Manipulative Treatment, 5-6 Body Regions98927 | 71 | $55 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 64 | $120 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 308 | 94 |
| Levothyroxine Sodium | 190 | 48 |
| Lisinopril | 141 | 51 |
| Amlodipine Besylate | 119 | 38 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 105 | 20 |
| Losartan Potassium | 97 | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$95 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
Additional practice locations (1)
- 1820 W 3rd StDavenport, IA 52802-1812Phone: (563) 421-0500Fax: (563) 326-1901
Registry dates
- Enumerated
- 2012-07-10
- Last updated
- 2023-12-18
- Certified
- 2023-12-18
Frequently asked questions
- What is Barbara Walker's NPI number?
- Barbara Walker's National Provider Identifier (NPI) is 1902161508, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Walker's specialty?
- Barbara Walker is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Walker located?
- Barbara Walker's practice location on file with NPPES is 1345 W Central Park Ave, Davenport, IA 52804-1844.
- What is Barbara Walker's phone number?
- The practice phone number listed in the NPPES registry for Barbara Walker is (563) 421-4400.
- Does Barbara Walker accept Medicare?
- Barbara Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Walker's NPI active?
- Yes — Barbara Walker's NPI (1902161508) is active in the NPPES registry as of the last update on 2023-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.