MARTIN W LAPA D.O.
NPI 1639184070
Obstetrics & Gynecology in Grand Blanc, MI
About Martin W Lapa D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARTIN W LAPA D.O. (NPI 1639184070) is an individual obstetrics & gynecology provider in Grand Blanc, Michigan, licensed in Michigan (5101013854) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Ascension Genesys Hospital, and is a graduate of Michigan State University College Of Osteopathic Medicine (1998).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Martin W Lapa D.o. 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
2Medicare enrollment records show Martin Lapa reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Blanc, MI 48439
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Henry Ford Health Genesys Hospital
- 103 clinicians in this Medicare group
Grand Blanc, MI 48439
- Reassigned Medicare billing, Michigan enrollment
- 4 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Genesys Hospital
Acute Care Hospitals · Grand Blanc, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48439 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND BLANC, MI 48439
GRAND BLANC, MI 48439
GRAND BLANC, MI 48439
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 Martin Lapa's NPI number?
The NPI number for Martin Lapa is 1639184070. It was assigned to this individual provider in the NPPES registry on July 31, 2006.
Where is Martin Lapa located?
Martin Lapa practices at 1595 Genesys Pkwy, Grand Blanc, MI 48439. The listed phone number is (810) 606-9190.
What is Martin Lapa's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Martin Lapa enrolled in Medicare?
Yes. Martin Lapa 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 Martin Lapa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Martin Lapa reassigns Medicare benefits to 2 organizations: Ascension Genesys Hospital (Grand Blanc, MI) and Women's Integrated Health Care, P.C. (Grand Blanc, 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 Martin Lapa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Martin Lapa 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 2 other insurers list Martin Lapa 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 Martin Lapa affiliated with any hospitals?
According to CMS data, Martin Lapa is affiliated with Ascension Genesys Hospital.
When was this NPI record last updated?
The NPPES record for Martin Lapa was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Martin W Lapa, D.O. · NPI 1639184070
Obstetrics & Gynecology physician in Grand Blanc, Michigan. Individual provider, active in the CMS NPPES registry since July 31, 2006.
## Identity
- **NPI:** 1639184070 (Entity type: Individual)
- **Enumerated:** July 31, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 5101013854 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1595 GENESYS PKWY, Grand Blanc, MI 48439-8068
- **Phone:** (810) 606-9190 · **Fax:** (810) 606-9400
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ascension Genesys Hospital (NPI 1104236249, Grand Blanc, MI); Women's Integrated Health Care, P.C. (NPI 1902819022, Grand Blanc, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 1998
## Record status
- **NPPES last updated:** July 9, 2007
- **Other identifiers:** Medicare ID-Type Unspecified M91400005 (MI); Medicaid 4410802 (MI); Medicare UPIN H63547 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1639184070) · Data from the CMS NPPES public registry.