Sarah Grohmann, AGNP-C
NPI 1437511896ActiveIndividual· Nurse Practitioner· Lake Havasu City, AZ
Nurse Practitioner (AGNP-C) with Serve MD LLC, practicing in Lake Havasu City, Arizona. Their prescriptions cost Medicare Part D more than their services did: $931,006 for 2,904 claims, against $9,264 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $361.83 in all, mostly food and beverage. Lists Banner del E. Webb Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1437511896 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | AGNP-C |
| Sole proprietor | No |
| NPI issued | Mar 24, 2016 |
| Last updated in NPPES | Dec 7, 2020 |
| Certified by provider | Dec 7, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | AP8316 | AZ |
| Psychiatry & Neurology, Neurology | 2084N0400X | AP316 | AZ |
| Nurse Practitioner | 363L00000X | TAP83316 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 136 |
|---|---|
| Services billed | 161 across 13 procedure codes |
| Paid by Medicare | $9,264 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,904 · 6,066 30-day fills |
|---|---|
| Patients | 737 |
| Total drug cost | $931,006 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Serve MD LLCPrescott Valley, AZ · 3 clinicians
Hospital affiliations
- Banner del E. Webb Medical CenterSun City West, AZ
- Yavapai Regional Medical CenterPrescott, AZ
Industry payments (Open Payments)
- 2025$361.83 · 17 payments from 8 companies
- 2024$1,047 · 62 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $85.38 | 4 |
| Otsuka America Pharmaceutical, Inc. | $70.68 | 3 |
| Eisai Inc. | $64.00 | 3 |
| Ucb, Inc. | $51.99 | 2 |
| Biogen, Inc. | $35.56 | 2 |
What the 2025 payments were for
- Food and Beverage$361.83 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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