Marna Unterbrink, CNP
NPI 1164202636 · Family Nurse Practitioner · Findlay, OH
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marna Unterbrink, CNP is a Family Nurse Practitioner provider in Findlay, OH (NPI 1164202636).
Provider details
- NPI number
- 1164202636
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- APRN.CNP.0034931 (OH)
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 tenure28% of score
2 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
175 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 104 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 59 | $78 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 12 | $66 |
Typical Medicare-allowed amounts for these services range $53–$78 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 88 | 88 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 53 | 53 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 30 | 28 |
| Doxycycline Hyclate | 26 | 26 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 | 16 |
| Hydrocortisone | 11 | 11 |
Practice location
Mailing address
Additional practice locations (3)
- 1800 E 5th St Ste 2Delphos, OH 45833-9180Phone: (419) 996-5030
- 2195 Allentown RdLima, OH 45805-1705Phone: (419) 227-2245
- 967 Bellefontaine AveLima, OH 45804-2888Phone: (419) 996-5895
Registry dates
- Enumerated
- 2023-10-03
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Marna Unterbrink's NPI number?
- Marna Unterbrink's National Provider Identifier (NPI) is 1164202636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marna Unterbrink's specialty?
- Marna Unterbrink is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marna Unterbrink located?
- Marna Unterbrink's practice location on file with NPPES is 1818 Chapel Dr Ste D, Findlay, OH 45840-1344.
- What is Marna Unterbrink's phone number?
- The practice phone number listed in the NPPES registry for Marna Unterbrink is (419) 424-1922.
- Does Marna Unterbrink accept Medicare?
- Marna Unterbrink is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marna Unterbrink's NPI active?
- Yes — Marna Unterbrink's NPI (1164202636) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.