Floyd Elftman, FNP
NPI 1275656597 · Family Nurse Practitioner · Greenfield, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Floyd Elftman, FNP is a Family Nurse Practitioner provider in Greenfield, WI (NPI 1275656597).
Provider details
- NPI number
- 1275656597
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 1697-033 (WI)
Specialties & taxonomies
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
19 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
934 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 | 522 | $99 |
| 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 | 155 | $13 |
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 86 | $60 |
| Remote Therapeutic Monitoring Treatment Management Services By Physician Or Other Qualified Health Care Professional, First 20 Minutes Per Calendar Month98980 | 45 | $41 |
| Remote Therapeutic Monitoring Treatment Management Services By Physician Or Other Qualified Health Care Professional, Each Additional 20 Minutes Per Calendar Month98981 | 38 | $32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 1,747 | 210 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 948 | 110 |
| Oxycodone Hcl | 864 | 93 |
| Tizanidine Hcl | 374 | 69 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 354 | 43 |
| Gabapentin | 347 | 56 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$199 across 11 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
- 2007-04-10
- Last updated
- 2014-11-21
Frequently asked questions
- What is Floyd Elftman's NPI number?
- Floyd Elftman's National Provider Identifier (NPI) is 1275656597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Floyd Elftman's specialty?
- Floyd Elftman is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Floyd Elftman located?
- Floyd Elftman's practice location on file with NPPES is 4131 W Loomis Rd, Greenfield, WI 53221-2057.
- What is Floyd Elftman's phone number?
- The practice phone number listed in the NPPES registry for Floyd Elftman is (414) 325-7246.
- Does Floyd Elftman accept Medicare?
- Floyd Elftman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Floyd Elftman's NPI active?
- Yes — Floyd Elftman's NPI (1275656597) is active in the NPPES registry as of the last update on 2014-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.