DR. STACEY S TREMP D.O.
NPI 1427271097
Obstetrics & Gynecology - Obstetrics in Haslett, MI
About Dr. Stacey S Tremp D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STACEY S TREMP D.O. (NPI 1427271097) is an individual obstetrics provider in Haslett, Michigan, licensed in Michigan (5101015755) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, is affiliated with Mclaren Port Huron, and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2003).
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
Dr. Stacey S Tremp 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
4Medicare enrollment records show Stacey Tremp reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lansing, MI 48911
- Reassigned Medicare billing, Michigan enrollment
- 108 clinicians in this Medicare group
Marshall, MI 49068
- Reassigned Medicare billing, Michigan enrollment
- 28 clinicians in this Medicare group
Port Huron, MI 48060
- Reassigned Medicare billing, Michigan enrollment
- 87 clinicians in this Medicare group
Port Huron, MI 48060
- Reassigned Medicare billing, Michigan enrollment
- 6 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
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mclaren Port Huron
Acute Care Hospitals · Port Huron, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48840 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Stacey Tremp's NPI number?
The NPI number for Stacey Tremp is 1427271097. It was assigned to this individual provider in the NPPES registry on April 11, 2007.
Where is Stacey Tremp located?
Stacey Tremp practices at 1650 Haslett Rd, Haslett, MI 48840. The listed phone number is (517) 853-5588.
What is Stacey Tremp's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Obstetrics, with taxonomy code 207VX0000X.
Is Stacey Tremp enrolled in Medicare?
Yes. Stacey Tremp 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 Stacey Tremp's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stacey Tremp reassigns Medicare benefits to 4 organizations: Capital Internal Medicine Associates P.C. (Lansing, MI), Obhg Michigan - Direct PC (Marshall, MI), Mclaren Port Huron (Port Huron, MI) and Northpointe Ob-Gyn PC (Port Huron, 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 Stacey Tremp's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stacey Tremp 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 Stacey Tremp 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 Stacey Tremp affiliated with any hospitals?
According to CMS data, Stacey Tremp is affiliated with Mclaren Port Huron.
When was this NPI record last updated?
The NPPES record for Stacey Tremp was last updated on November 5, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. Stacey S Tremp, D.O. · NPI 1427271097
Obstetrics physician in Haslett, Michigan. Individual provider, active in the CMS NPPES registry since April 11, 2007.
## Identity
- **NPI:** 1427271097 (Entity type: Individual)
- **Enumerated:** April 11, 2007
- **Primary specialty:** Obstetrics & Gynecology - Obstetrics · taxonomy 207VX0000X
- **State license:** 5101015755 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1650 HASLETT RD, Haslett, MI 48840-7615
- **Phone:** (517) 853-5588 · **Fax:** (517) 853-5577
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Capital Internal Medicine Associates P.C. (NPI 1780629832, Lansing, MI); Obhg Michigan - Direct PC (NPI 1164116570, Marshall, MI); Mclaren Port Huron (NPI 1386888170, Port Huron, MI); Northpointe Ob-Gyn PC (NPI 1629107628, Port Huron, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York College Of Osteo Medicine Of New York Institute Of Technology, class of 2003
## Record status
- **NPPES last updated:** November 5, 2013
- **Other identifiers:** Medicaid 1427271097 (MI); Other 1653305474 (MI); Medicare PIN 0C36084058 (MI)
---
Source: [NPI Profile](https://npiprofile.com/npi/1427271097) · Data from the CMS NPPES public registry.