Kathryn Obrien, MD
NPI 1407599269 · Family Medicine Physician · Merriam, KS
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Obrien, MD is a Family Medicine Physician provider in Merriam, KS (NPI 1407599269).
Provider details
- NPI number
- 1407599269
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 94-11021 (KS)
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 tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 30 | 16 |
| Amlodipine Besylate | 24 | — |
| Lisinopril | 23 | — |
| Losartan Potassium | 19 | — |
| Hydrochlorothiazide | 17 | — |
| Levothyroxine Sodium | 16 | — |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 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
- 2022-04-19
- Last updated
- 2026-03-25
- Certified
- 2026-03-25
Frequently asked questions
- What is Kathryn Obrien's NPI number?
- Kathryn Obrien's National Provider Identifier (NPI) is 1407599269, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Obrien's specialty?
- Kathryn Obrien is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Obrien located?
- Kathryn Obrien's practice location on file with NPPES is 9100 W 74th St, Merriam, KS 66204-4004.
- What is Kathryn Obrien's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Obrien is (913) 676-2000.
- Does Kathryn Obrien accept Medicare?
- Kathryn Obrien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Obrien's NPI active?
- Yes — Kathryn Obrien's NPI (1407599269) is active in the NPPES registry as of the last update on 2026-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.