Diane Pfeifer, MD
NPI 1730183450 · Specialist · Kokomo, IN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Pfeifer, MD is a Specialist provider in Kokomo, IN (NPI 1730183450).
Provider details
- NPI number
- 1730183450
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 01050142 (IN)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 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
1,260 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 | 676 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 487 | $84 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 81 | $120 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $155 |
Typical Medicare-allowed amounts for these services range $84–$155 (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 · 170 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 512 | 131 |
| Levothyroxine Sodium | 498 | 127 |
| Metoprolol Succinate | 321 | 85 |
| Losartan Potassium | 302 | 75 |
| Rosuvastatin Calcium | 271 | 78 |
| Atorvastatin Calcium | 247 | 73 |
| Alprazolam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$128 across 7 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
- 2005-06-10
- Last updated
- 2011-03-22
Frequently asked questions
- What is Diane Pfeifer's NPI number?
- Diane Pfeifer's National Provider Identifier (NPI) is 1730183450, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Pfeifer's specialty?
- Diane Pfeifer is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Diane Pfeifer located?
- Diane Pfeifer's practice location on file with NPPES is 2350 S Dixon Rd, Kokomo, IN 46902-6420.
- What is Diane Pfeifer's phone number?
- The practice phone number listed in the NPPES registry for Diane Pfeifer is (765) 455-9801.
- Does Diane Pfeifer accept Medicare?
- Diane Pfeifer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Pfeifer's NPI active?
- Yes — Diane Pfeifer's NPI (1730183450) is active in the NPPES registry as of the last update on 2011-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.