LENA BAKER MD
NPI 1912499682
Pediatrics - Pediatric Critical Care Medicine in Grand Rapids, MI
About Lena Baker Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LENA BAKER MD (NPI 1912499682) is an individual pediatric critical care medicine provider in Grand Rapids, Michigan, licensed in Michigan (4301512326) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
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
Lena Baker Md 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 Reassignment
Medicare enrollment records show Lena Baker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 2,446 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.
Other 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 Lena Baker's NPI number?
The NPI number for Lena Baker is 1912499682. It was assigned to this individual provider in the NPPES registry on May 30, 2018.
Where is Lena Baker located?
Lena Baker practices at 100 Michigan St NE, Grand Rapids, MI 49503. The listed phone number is (616) 267-1526.
What is Lena Baker's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.
Is Lena Baker enrolled in Medicare?
Yes. Lena Baker 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 organization bills Medicare for Lena Baker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lena Baker reassigns Medicare benefits to Spectrum Health Primary Care Partners (Grand Rapids, MI). The 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 Lena Baker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lena Baker accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Priority Health list Lena Baker 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.
When was this NPI record last updated?
The NPPES record for Lena Baker was last updated on August 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.
# Lena Baker, MD · NPI 1912499682
Pediatric Critical Care Medicine physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since May 30, 2018.
## Identity
- **NPI:** 1912499682 (Entity type: Individual)
- **Enumerated:** May 30, 2018
- **Primary specialty:** Pediatrics - Pediatric Critical Care Medicine · taxonomy 2080P0203X
- **State license:** 4301512326 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 MICHIGAN ST NE, Grand Rapids, MI 49503-2560
- **Phone:** (616) 267-1526
## 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:** Spectrum Health Primary Care Partners (NPI 1689499667, Grand Rapids, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 26, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1912499682) · Data from the CMS NPPES public registry.