DR. DAVID LEONARD ORTIZ M.D.
NPI 1619312246
Psychiatry & Neurology - Epilepsy
in Grand Rapids, MI
About Dr. David Leonard Ortiz M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID LEONARD ORTIZ M.D. (NPI 1619312246) is an individual epilepsy provider in Grand Rapids, Michigan, licensed in Michigan (4301507700) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS, is affiliated with Corewell Health Zeeland Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. David Leonard Ortiz M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show David Ortiz reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 1,133 clinicians in this Medicare group
Battle Creek, MI 49017
- Reassigned Medicare billing, Michigan enrollment
- 557 clinicians in this Medicare group
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 724 clinicians in this Medicare group
Traverse City, MI 49684
- Reassigned Medicare billing, Michigan enrollment
- 492 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Corewell Health Zeeland Hospital
Acute Care Hospitals · Zeeland, MILakeland Hospital, St Joseph
Acute Care Hospitals · St Joseph, MISpectrum Health United Hospital
Acute Care Hospitals · Greenville, MISpectrum Health
Acute Care Hospitals · Grand Rapids, MICorewell Health Big Rapids Hospital
Acute Care Hospitals · Big Rapids, MIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND RAPIDS, MI 49503
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Ortiz's NPI number?
The NPI number for David Ortiz is 1619312246. It was assigned to this individual provider in the NPPES registry on May 9, 2013.
Where is David Ortiz located?
David Ortiz practices at 275 Michigan St NE, Grand Rapids, MI 49503. The listed phone number is (616) 267-7104.
What is David Ortiz's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Epilepsy, with taxonomy code 2084E0001X.
Is David Ortiz enrolled in Medicare?
Yes. David Ortiz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for David Ortiz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Ortiz reassigns Medicare benefits to 5 organizations: Spectrum Health Primary Care Partners (Grand Rapids, MI), Bronson Methodist Hospital (Kalamazoo, MI), Bronson Battle Creek Hospital (Battle Creek, MI), Lakeland Medical Practices (Saint Joseph, MI) and Munson Medical Center (Traverse City, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Ortiz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Ortiz accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list David Ortiz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is David Ortiz affiliated with any hospitals?
According to CMS data, David Ortiz is affiliated with Corewell Health Zeeland Hospital, Lakeland Hospital, St Joseph, Spectrum Health United Hospital, Spectrum Health and Corewell Health Big Rapids Hospital.
When was this NPI record last updated?
The NPPES record for David Ortiz was last updated on December 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. David Leonard Ortiz, M.D. · NPI 1619312246
Epilepsy physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since May 9, 2013.
## Identity
- **NPI:** 1619312246 (Entity type: Individual)
- **Enumerated:** May 9, 2013
- **Primary specialty:** Psychiatry & Neurology - Epilepsy · taxonomy 2084E0001X
- **State license:** 4301507700 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 275 MICHIGAN ST NE, Grand Rapids, MI 49503-2531
- **Phone:** (616) 267-7104 · **Fax:** (616) 267-7901
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Spectrum Health Primary Care Partners (NPI 1689499667, Grand Rapids, MI); Bronson Methodist Hospital (NPI 1417961137, Kalamazoo, MI); Bronson Battle Creek Hospital (NPI 1093119638, Battle Creek, MI); Lakeland Medical Practices (NPI 1538397120, Saint Joseph, MI); Munson Medical Center (NPI 1013222587, Traverse City, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 2013
## Record status
- **NPPES last updated:** December 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1619312246) · Data from the CMS NPPES public registry.