Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP
Psychiatric/Mental Health Nurse Practitioner · Owosso, MI
Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Owosso, Michigan, and NPI 1831193358, issued on Jun 13, 2005. Check the license (Michigan 4704152236, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gerri Lynn Hagadon-Szakal
- Credential
- MSN, CNP, DNP, PMHNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- 4704152236 MI
Self-reported in NPPES; status is on the state search - Practice location
- 721 N Shiawassee St Ste 201, Owosso, MI 48867
- Phone
- (989) 725-8124
- Enumerated
- Jun 13, 2005
- Record last updated
- Jul 16, 2026
- Fax
- (989) 723-1205
- Medicaid ID
- 1831193358 MI
- Medicare enrollment
- Enrolled (PECOS I20040916000819); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 931 in Michigan → Look up another NPI →
Also registered at 721 N Shiawassee St Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jodie Danek, LMSWSocial Worker1578922324
- Kenneth Walworth, PA-CPhysician Assistant1881096196
Verify Gerri Lynn Hagadon-Szakal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704152236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
1,586 Medicare Part D claims for 91 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Quetiapine Fumarate105 claims
- Alprazolam85 claims
- Lamotrigine82 claims
- Clonazepam77 claims
- Duloxetine Hcl65 claims
- Lurasidone Hcl65 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Downriver Mental Health Clinic PCLansing, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerri Lynn Hagadon-Szakal among 931 psychiatric/mental health nurse practitioner records in Michigan
Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP is one of 931 psychiatric/mental health nurse practitioner records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, over 99% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1999 · median 2022 among the 570 with a school on file
- Record last updated2026 · 19% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatric/Mental Health Nurse Practitioner providers in Michigan
There are 931 psychiatric/mental health nurse practitioner records in Michigan.
All 931 in Michigan → Every provider in Owosso → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Joyce Cross, PMHNP-BCOwosso, MI 488671912855479
- Matthew Ghastin, DNP, PMHNP-BCOwosso, MI 488671194592972
- Jenna Rennells, PMHNP-BC, FNP-BCOwosso, MI 488671740661503
- Krista Bedells, PMHNPOkemos, MI 488641700225182
- Karyn Butler, FPMHNP-BCOkemos, MI 488641043763741
- Morgan GeorgeOkemos, MI 488641508625211
- Christine Lovejoy, PMHNPOkemos, MI 488641104644699
- Susan Michalowski, NPOkemos, MI 488641588764260
Common questions
What is Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP's NPI number?
Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP's National Provider Identifier (NPI) is 1831193358, issued on Jun 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP located?
The NPPES record lists a practice address at 721 N Shiawassee St Ste 201, Owosso, MI, 48867. Phone: (989) 725-8124. Providers update this record themselves, so call before visiting.
How can I verify Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP's license?
NPPES lists Michigan license number 4704152236, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP prescribe under Medicare Part D?
In 2024, Gerri Lynn Hagadon-Szakal, MSN, CNP, DNP, PMHNP had 1,586 Medicare Part D claims for 91 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.