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DR. CHRISTEN PIRKLE SUBBIAH MD
NPI 1093155897
Internal Medicine in Cartersville, GA

Active since June 26, 2013PECOS Enrolled
77.45/100
CMS Quality Rating
300 COURTYARD DR SE STE B, CARTERSVILLE, GA 30120(404) 640-0206(770) 386-7910 Get Directions Write a Review

NPPES record last updated: April 25, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 25, 2024, Mar 7, 2024, Jul 8, 2022 and 5 more (8 updates tracked since 2016).

About Dr. Christen Pirkle Subbiah Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CHRISTEN PIRKLE SUBBIAH MD (NPI 1093155897) is an individual internal medicine provider in Cartersville, Georgia, licensed in Georgia (076139) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093155897
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. CHRISTEN PIRKLE SUBBIAHCredential: MD
Location Address300 COURTYARD DR SE STE BCartersville, GA 30120-8535
Mailing Address4374 Oglethorpe Loop NwAcworth, GA 30101-9533 · (404) 642-8771
Phone(404) 640-0206
Fax(770) 386-7910
Sole ProprietorNo
Enumeration DateJune 26, 2013
Last NPPES UpdateApril 25, 20248 updates tracked since enumeration
NPPES CertifiedApril 25, 2024
✔ NPI 1093155897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in GA · 076139
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
300 COURTYARD DR SE STE B, Cartersville, GA 30120
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Other Names 1

Former Name (1)Dr. Christen Pirkle Md

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Christen Pirkle Subbiah Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Christen Subbiah reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northeast Georgia Physicians Group Inc
56 mi
Family Medicine
743 SPRING ST NE
Gainesville, GA 30501
  • Reassigned Medicare billing, Georgia enrollment
  • 1,172 clinicians in this Medicare group
NPI 1891745212 (770) 219-9000
Cogent Healthcare Of Georgia PC
111 mi
Internal Medicine
400 CHARTER BLVD
Macon, GA 31210
  • Reassigned Medicare billing, Georgia enrollment
  • 635 clinicians in this Medicare group
NPI 1609827823 (478) 757-8200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30120 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$124.10 typical visit price
range $53.31 – $164.04
Typical copayment $31.02 (range $13.32 – $41.01)
Most-billed visit code 99204
Established Patient
$94.84 typical visit price
range $16.68 – $133.24
Typical copayment $23.71 (range $4.17 – $33.31)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

77.45/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality60.86
Promoting Interoperability100
Improvement Activities40
Cost63.96

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
6 suppliers18 claims46 services$5.15 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
2 suppliers19 claims19 services$215.16 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Christen Subbiah's NPI number?

The NPI number for Christen Subbiah is 1093155897. It was assigned to this individual provider in the NPPES registry on June 26, 2013. The provider is also known as Dr. Christen Pirkle MD.

Where is Christen Subbiah located?

Christen Subbiah practices at 300 Courtyard Dr SE Ste B, Cartersville, GA 30120. The listed phone number is (404) 640-0206.

What is Christen Subbiah's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Christen Subbiah enrolled in Medicare?

Yes. Christen Subbiah is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christen Subbiah's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christen Subbiah reassigns Medicare benefits to 2 organizations: Northeast Georgia Physicians Group Inc (Gainesville, GA) and Cogent Healthcare Of Georgia PC (Macon, GA). 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 Christen Subbiah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christen Subbiah was last updated on April 25, 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.