Gerri Hagadon-Szakal, MSN, CNP, DNP, PMHNP
NPI 1831193358 · Family Nurse Practitioner · Owosso, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerri Hagadon-Szakal, MSN, CNP, DNP, PMHNP is a Family Nurse Practitioner provider in Owosso, MI (NPI 1831193358).
Provider details
- NPI number
- 1831193358
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, CNP, DNP, PMHNP
- Sex
- Female
- Sole proprietor
- No
- License
- 4704152236 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
21 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
50 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 50 | $103 |
Typical Medicare-allowed amounts for these services range $103–$103 (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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 105 | 21 |
| Alprazolam | 85 | 14 |
| Lamotrigine | 82 | 16 |
| Clonazepam | 77 | 16 |
| Duloxetine Hcl | 65 | 13 |
| Lurasidone Hcl | 65 | — |
| Gabapentin | 60 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-13
- Last updated
- 2019-01-08
Frequently asked questions
- What is Gerri Hagadon-Szakal's NPI number?
- Gerri Hagadon-Szakal's National Provider Identifier (NPI) is 1831193358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerri Hagadon-Szakal's specialty?
- Gerri Hagadon-Szakal is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gerri Hagadon-Szakal located?
- Gerri Hagadon-Szakal's practice location on file with NPPES is 721 N Shiawassee St Ste 201, Owosso, MI 48867-1632.
- What is Gerri Hagadon-Szakal's phone number?
- The practice phone number listed in the NPPES registry for Gerri Hagadon-Szakal is (989) 725-8124.
- Does Gerri Hagadon-Szakal accept Medicare?
- Gerri Hagadon-Szakal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerri Hagadon-Szakal's NPI active?
- Yes — Gerri Hagadon-Szakal's NPI (1831193358) is active in the NPPES registry as of the last update on 2019-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.