River City Endocrine PLLC logo
Direct Primary CareEndocrinology

River City Endocrine PLLC

Quick Facts

Membership Price Range$120/month membership (unlimited visits); $400 new patient consultation (with $200 non-refundable deposit); $300/visit non-membership follow-up; $400 for 60-min non-membership visit
Practice TypeDirect Primary Care
LocationHixson, Chattanooga, Tennessee
DoctorsKathryn Dinh MD, Endocrinology
Panel Size600 patients per doctor
Telehealth TypeVideo visits and phone visits
Telehealth AvailableYes

About

At River City Endocrine PLLC, Dr. Kathryn Dinh delivers direct endocrinology care to adults in Hixson, Tennessee. She founded Chattanooga's first direct endocrinology practice with a clear goal: to give each patient the time their condition demands. The practice sits at 5870 Hwy 153 and shares space with Ridge and River Medicine, a primary care clinic.

Dr. Dinh limits her panel to 400-600 patients, dedicating 60 to 90 minutes to new patient visits and at least 30 minutes to follow-up appointments. She treats the full spectrum of endocrine conditions, including all types of diabetes, thyroid cancer, thyroid disorders, adrenal and pituitary disease, osteoporosis, PCOS, and metabolic syndrome. Members gain direct access to Dr. Dinh, priority scheduling, and complimentary CGM placement and training. She has also negotiated discounted lab pricing that saves patients 80 to 90 percent on testing costs. River City Endocrine does not bill any health insurance, and patients with commercial coverage may submit receipts for out-of-network reimbursement.

Details

Address

5870 Hwy 153, Suite 110, Hixson, TN 37343

Membership

$120/monthly

Membership Details

$120/month membership includes unlimited visits, direct access to Dr. Dinh, priority scheduling, no cancellation fees, complimentary CGM/pump downloads and training, patient portal access, and prior authorization handling. New patient consultation is $400 (with $200 non-refundable deposit). Non-membership fee-for-service follow-up is $300/visit (30 min) or $400 (60 min). Re-enrollment fee of $300 if membership lapses. Does not accept or bill any health insurance.

Typical Appointment

60 minutes

Telemedicine Same-Day Appointments Max 600 patients per doctor

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Frequently Asked Questions

Membership at River City Endocrine costs $120 per month. The membership includes unlimited visits, direct access to Dr. Dinh, priority scheduling, no cancellation fees, complimentary CGM placement and training, pump and CGM downloads, patient portal access, and prior authorization handling. A new patient consultation is required before joining and costs $400, which includes a $200 non-refundable deposit.

No. River City Endocrine does not accept or bill any health insurance. Patients pay Dr. Dinh directly at the time of service. Patients with commercial insurance and out-of-network benefits may submit their receipts to their insurer for potential reimbursement. Medicare patients require a private contract, as Dr. Dinh has opted out of Medicare.

Yes, River City Endocrine accepts HSA and FSA payments, subject to employer approval. The practice also accepts credit card and ACH payments.

The new patient consultation costs $400 and lasts at least 60 minutes. Dr. Dinh reviews your outside records, completes a detailed medical history, performs a physical exam, orders any necessary labs or imaging, and downloads CGM or pump data if needed. The visit also includes one 15-minute follow-up phone call within 30 days to review results and confirm next steps.

New patient visits run 60 to 90 minutes. This stands in deliberate contrast to the brief specialist encounters common in high-volume insurance-based practices.

Yes. Dr. Dinh offers telemedicine for all patients located in Tennessee. Out-of-state patients schedule in-person visits at the Hixson office.

Yes. Dr. Dinh has negotiated discounted pricing on laboratory testing that saves patients 80 to 90 percent on lab costs. She also offers access to discounted cash-pay imaging and medications for her members.

Yes. Dr. Dinh serves as a specialist, not a primary care provider. She recommends all patients maintain a relationship with a primary care physician for routine care. River City Endocrine shares space with Ridge and River Medicine, a primary care clinic, for patients who need a referral.

Yes. River City Endocrine offers a non-membership fee-for-service option at $300 for a 30-minute visit or $400 for a 60-minute visit. Dr. Dinh recommends this option only for patients with stable conditions requiring minimal follow-up, and eligibility is at her discretion.

Yes. Dr. Dinh offers patient assistance programs for qualifying Medicare patients, including access to free insulin and GLP-1 receptor agonist medications. Medicare patients must sign a private contract before receiving care, as Dr. Dinh has opted out of Medicare.

Practice last updated August 17, 2026