Diane Nightengale, M.D.
NPI 1265423149 · Family Medicine Physician · El Dorado, KS
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Nightengale, M.D. is a Family Medicine Physician provider in El Dorado, KS (NPI 1265423149).
Provider details
- NPI number
- 1265423149
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0421928 (KS)
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
20 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
58 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 22 | $8 |
| Urinalysis, Manual Test81002 | 21 | $3 |
| X-Ray of Chest, 2 Views71046 | 15 | $21 |
Typical Medicare-allowed amounts for these services range $3–$21 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 154 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 476 | 126 |
| Lisinopril | 328 | 90 |
| Levothyroxine Sodium | 305 | 75 |
| Pantoprazole Sodium | 207 | 58 |
| Amlodipine Besylate | 205 | 52 |
| Hydrochlorothiazide | 202 | 54 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,412 across 142 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
- 2005-10-31
- Last updated
- 2010-04-08
Frequently asked questions
- What is Diane Nightengale's NPI number?
- Diane Nightengale's National Provider Identifier (NPI) is 1265423149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Nightengale's specialty?
- Diane Nightengale is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Nightengale located?
- Diane Nightengale's practice location on file with NPPES is 700 W Central Ave, El Dorado, KS 67042-2184.
- What is Diane Nightengale's phone number?
- The practice phone number listed in the NPPES registry for Diane Nightengale is (316) 321-2010.
- Does Diane Nightengale accept Medicare?
- Diane Nightengale is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Nightengale's NPI active?
- Yes — Diane Nightengale's NPI (1265423149) is active in the NPPES registry as of the last update on 2010-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.