Geri Lynn Grossi, NP
Family Nurse Practitioner · Port Huron, MI
Geri Lynn Grossi, NP is a family nurse practitioner with a practice address in Port Huron, Michigan, and NPI 1992125223, issued on Apr 25, 2014. Check the license (Michigan 4704216985, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Geri Lynn Grossi
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 4704216985 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1231 Pine Grove Ave Ste 2A, Port Huron, MI 48060
- Phone
- (810) 982-8742
- Enumerated
- Apr 25, 2014
- Record last updated
- Jun 17, 2025
- Fax
- (810) 984-8291
- Medicare enrollment
- Enrolled (PECOS I20150731017040); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,356 in Michigan → Look up another NPI →
Also registered at 1231 Pine Grove Ave Ste 2A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sara Thueme, FNP-CFamily Nurse Practitioner1649885872
Verify Geri Lynn Grossi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704216985Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average family nurse practitioner in 2024
2,323 Medicare Part D claims for 617 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 15 claims were for opioids.
Most prescribed
- Omeprazole348 claims
- Famotidine318 claims
- Pantoprazole Sodium308 claims
- Dicyclomine Hcl286 claims
- Diphenoxylate-Atropine119 claims
- Linzess90 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.
Industry payments in 2024: $1,659.60
91 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Physician Healthcare Network PCPort Huron, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Geri Lynn Grossi among 5,356 family nurse practitioner records in Michigan
Geri Lynn Grossi, NP is one of 5,356 family nurse practitioner records with a practice address in Michigan. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 21% of them.
- NPI issued2014 · 21% of these records are older, 76% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2014 · median 2019 among the 3,254 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 family nurse practitioner records list a practice address in Port Huron
They are 39 of the 1,657 NPPES records with a practice address in Port Huron, and 5,356 family nurse practitioner records in Michigan.
All 5,356 in Michigan → Every provider in Port Huron → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Carolee AndersonPort Huron, MI 480601992181945
- Judy Convery, FNPPort Huron, MI 480601295054237
- Gudalia FajardoPort Huron, MI 480601083019012
- Sarah Ingles, ARNPPort Huron, MI 480601053323147
- Karen Kegler, FNPPort Huron, MI 480601588697379
- Margaret Kuczynski, N.P.Port Huron, MI 480601124364641
- Donald Lake, FNP-CPort Huron, MI 480601871014944
- Sandra Mangan, FNP-BCPort Huron, MI 480601326280587
Common questions
What is Geri Lynn Grossi, NP's NPI number?
Geri Lynn Grossi, NP's National Provider Identifier (NPI) is 1992125223, issued on Apr 25, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Geri Lynn Grossi, NP located?
The NPPES record lists a practice address at 1231 Pine Grove Ave Ste 2A, Port Huron, MI, 48060. Phone: (810) 982-8742. Providers update this record themselves, so call before visiting.
How can I verify Geri Lynn Grossi, NP's license?
NPPES lists Michigan license number 4704216985, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Geri Lynn Grossi, NP prescribe under Medicare Part D?
In 2024, Geri Lynn Grossi, NP had 2,323 Medicare Part D claims for 617 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.