MARY CROUSE BLUMER M.D.
NPI 1699156026
Hospitalist in Greenville, SC
About Mary Crouse Blumer M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY CROUSE BLUMER M.D. (NPI 1699156026) is an individual hospitalist provider in Greenville, South Carolina, licensed in South Carolina (38399) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Prisma Health Greenville Memorial Hospital, and is a graduate of University Of Tennessee, Hsc, College Of Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Mary Crouse Blumer 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 Reassignment
Medicare enrollment records show Mary Blumer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenville, SC 29605
- Reassigned Medicare billing, South Carolina enrollment
- 3,281 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 5
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.
Prisma Health Greenville Memorial Hospital
Acute Care Hospitals · Greenville, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29605 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENVILLE, SC 29605
GREENVILLE, SC 29605
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 Mary Blumer's NPI number?
The NPI number for Mary Blumer is 1699156026. It was assigned to this individual provider in the NPPES registry on June 11, 2015.
Where is Mary Blumer located?
Mary Blumer practices at 701 Grove Rd 5th Floor Support Tower, Greenville, SC 29605. The listed phone number is (864) 455-4411.
What is Mary Blumer's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Mary Blumer enrolled in Medicare?
Yes. Mary Blumer 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 Mary Blumer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Blumer reassigns Medicare benefits to Prisma Health University Medical Group (Greenville, SC). 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 Mary Blumer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mary Blumer affiliated with any hospitals?
According to CMS data, Mary Blumer is affiliated with Prisma Health Greenville Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Mary Blumer was last updated on May 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Mary Crouse Blumer, M.D. · NPI 1699156026
Hospitalist physician in Greenville, South Carolina. Individual provider, active in the CMS NPPES registry since June 11, 2015.
## Identity
- **NPI:** 1699156026 (Entity type: Individual)
- **Enumerated:** June 11, 2015
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 38399 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 701 GROVE RD, 5TH FLOOR SUPPORT TOWER, Greenville, SC 29605
- **Phone:** (864) 455-4411 · **Fax:** (864) 455-4480
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Prisma Health University Medical Group (NPI 1053786483, Greenville, SC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Tennessee, Hsc, College Of Medicine, class of 2015
## Record status
- **NPPES last updated:** May 19, 2021
- **Other identifiers:** Medicaid 383999 (SC)
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Source: [NPI Profile](https://npiprofile.com/npi/1699156026) · Data from the CMS NPPES public registry.