John Grandgenett, APRN
NPI 1174537849 · Family Nurse Practitioner · Lincoln, NE
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Grandgenett, APRN is a Family Nurse Practitioner provider in Lincoln, NE (NPI 1174537849).
Provider details
- NPI number
- 1174537849
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Male
- Sole proprietor
- No
- License
- 110342 (NE)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
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
129 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) |
|---|---|---|
| Hemoglobin A1c Level83036 | 86 | $10 |
| Urine Microalbumin (protein) Level82043 | 25 | $6 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 18 | $11 |
Typical Medicare-allowed amounts for these services range $6–$11 (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 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 494 | 88 |
| Amlodipine Besylate | 245 | 55 |
| Rosuvastatin Calcium | 224 | 35 |
| Levothyroxine Sodium | 220 | 37 |
| Lisinopril | 216 | 37 |
| Famotidine | 182 | 32 |
| Metformin Hcl | 175 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,073 across 47 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
- 2006-07-28
- Last updated
- 2025-01-15
- Certified
- 2025-01-15
Frequently asked questions
- What is John Grandgenett's NPI number?
- John Grandgenett's National Provider Identifier (NPI) is 1174537849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Grandgenett's specialty?
- John Grandgenett is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Grandgenett located?
- John Grandgenett's practice location on file with NPPES is 3100 N 14th St Ste 201, Lincoln, NE 68521-2134.
- What is John Grandgenett's phone number?
- The practice phone number listed in the NPPES registry for John Grandgenett is (402) 476-1455.
- Does John Grandgenett accept Medicare?
- John Grandgenett is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Grandgenett's NPI active?
- Yes — John Grandgenett's NPI (1174537849) is active in the NPPES registry as of the last update on 2025-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.