JILLIAN MARIE BLALOCK DO
NPI 1003377466
Emergency Medicine in Marietta, GA
About Jillian Marie Blalock Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JILLIAN MARIE BLALOCK DO (NPI 1003377466) is an individual emergency medicine provider in Marietta, Georgia, licensed in Georgia (91161) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Piedmont Cartersville Medical Center, and is a graduate of West Virginia School Of Osteopathic Medicine (2019).
NPPES Registry Identity
Specialties & Licenses 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
Jillian Marie Blalock Do 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
9Medicare enrollment records show Jillian Blalock reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marietta, GA 30060
- Reassigned Medicare billing, Georgia enrollment
- 3,885 clinicians in this Medicare group
Cartersville, GA 30120
- Reassigned Medicare billing, Georgia enrollment
- 34 clinicians in this Medicare group
Calhoun, GA 30701
- Reassigned Medicare billing, Georgia enrollment
- 80 clinicians in this Medicare group
Covington, GA 30014
- Reassigned Medicare billing, Georgia enrollment
- 63 clinicians in this Medicare group
Murphy, NC 28906
- Reassigned Medicare billing, North Carolina enrollment
- 88 clinicians in this Medicare group
Columbus, GA 31909
- Reassigned Medicare billing, Georgia enrollment
- 173 clinicians in this Medicare group
Columbus, GA 31901
- Reassigned Medicare billing, Georgia enrollment
- 236 clinicians in this Medicare group
Warner Robins, GA 31093
- Reassigned Medicare billing, Georgia enrollment
- 208 clinicians in this Medicare group
Newport, TN 37821
- Reassigned Medicare billing, Georgia enrollment
- 330 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Piedmont Cartersville Medical Center
Acute Care Hospitals · Cartersville, GAWellstar Kennestone Regional Medical Center
Acute Care Hospitals · Marietta, GAWellstar Cobb Medical Center
Acute Care Hospitals · Austell, GAWellstar North Fulton Hospital
Acute Care Hospitals · Roswell, GANortheast Georgia Medical Center Lumpkin
Acute Care Hospitals · Dahlonega, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30060 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
MARIETTA, GA 30060
MARIETTA, GA 30060
MARIETTA, GA 30060
MARIETTA, GA 30060
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 Jillian Blalock's NPI number?
The NPI number for Jillian Blalock is 1003377466. It was assigned to this individual provider in the NPPES registry on March 28, 2019.
Where is Jillian Blalock located?
Jillian Blalock practices at 677 Church St NE, Marietta, GA 30060. The listed phone number is (770) 793-5000.
What is Jillian Blalock's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Jillian Blalock enrolled in Medicare?
Yes. Jillian Blalock 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 Jillian Blalock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jillian Blalock reassigns Medicare benefits to 9 organizations: Wellstar Medical Group, LLC (Marietta, GA), Allatoona Emergency Group PC (Cartersville, GA), Gordon Emergency Physicians, LLC (Calhoun, GA), Angelfish Emergency Physicians, LLC (Covington, GA), Murphy Emergency Physicians, PLLC (Murphy, NC) and 4 more organizations, listed in the Medicare section above. 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 Jillian Blalock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jillian Blalock accept?
Health plans from Alliant Health Plans, Inc., Oscar Health and Oscar Insurance Company list Jillian Blalock 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 Jillian Blalock affiliated with any hospitals?
According to CMS data, Jillian Blalock is affiliated with Piedmont Cartersville Medical Center, Wellstar Kennestone Regional Medical Center, Wellstar Cobb Medical Center, Wellstar North Fulton Hospital and Northeast Georgia Medical Center Lumpkin.
When was this NPI record last updated?
The NPPES record for Jillian Blalock was last updated on February 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Jillian Marie Blalock, DO · NPI 1003377466
Emergency Medicine physician in Marietta, Georgia. Individual provider, active in the CMS NPPES registry since March 28, 2019.
## Identity
- **NPI:** 1003377466 (Entity type: Individual)
- **Enumerated:** March 28, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 91161 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 677 CHURCH ST NE, Marietta, GA 30060-1101
- **Phone:** (770) 793-5000
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Wellstar Medical Group, LLC (NPI 1083027320, Marietta, GA); Allatoona Emergency Group PC (NPI 1487381349, Cartersville, GA); Gordon Emergency Physicians, LLC (NPI 1205290467, Calhoun, GA); Angelfish Emergency Physicians, LLC (NPI 1407259500, Covington, GA); Murphy Emergency Physicians, PLLC (NPI 1053808378, Murphy, NC); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** West Virginia School Of Osteopathic Medicine, class of 2019
## Record status
- **NPPES last updated:** February 28, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1003377466) · Data from the CMS NPPES public registry.