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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

THE CHARLOTTE-MECKLENBURG HOSPITAL AUTHORITY
NPI 1598135188
Internal Medicine in Charlotte, NC

Active since September 25, 2015
1237 HARDING PL, STE 3300, CHARLOTTE, NC 28204(704) 446-5860 Get Directions Write a Review

NPPES record last updated: October 21, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Aug 11, 2025, Mar 20, 2023, Feb 13, 2023 and 40 more (43 updates tracked since 2016).

About The Charlotte-mecklenburg Hospital Authority NPPES

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

THE CHARLOTTE-MECKLENBURG HOSPITAL AUTHORITY (NPI 1598135188), doing business as Atrium Health Addiction Services Concord, is a healthcare organization registered as an internal medicine in Charlotte, North Carolina and active in the NPI registry since September 2015. The organization maintains 3 additional practice locations and lists Scott C Rissmiller, Executive Vice President & Cco, as its authorized official.

NPPES Registry Identity

NPI1598135188
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameTHE CHARLOTTE-MECKLENBURG HOSPITAL AUTHORITY
Location Address1237 HARDING PL, STE 3300Charlotte, NC 28204
Mailing AddressPo Box 19305Charlotte, NC 28219-9305 · (704) 631-0002
Phone(704) 446-5860
Organization SubpartYes
Authorized OfficialScott C RissmillerExecutive Vice President & Cco · (704) 631-0002
Enumeration DateSeptember 25, 2015
Last NPPES UpdateOctober 21, 202643 updates tracked since enumeration
NPPES CertifiedOctober 21, 2026
✔ NPI 1598135188 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X
Also ListedPsychiatry & Neurology · Addiction MedicineTaxonomy 2084A0401X
Also ListedUrologyTaxonomy 208800000X
1237 HARDING PL, Charlotte, NC 28204
Open in Google Maps ↗

Other Names 4

Doing Business AsAtrium Health Addiction Services Concord
Doing Business AsAtrium Health Cabarrus Pre Surgical Optimization
Doing Business AsAtrium Health Transition Clinic
Doing Business AsAtrium Health Urology Lake Norman

Secondary Practice Locations 3

Location 11020 Tree Of Life LnCornelius, NC 28031-9454 · Phone (704) 801-8240
Location 2390 Copperfield Blvd NEConcord, NC 28025-2402 · Phone (704) 403-1853
Location 3920 Church St NConcord, NC 28025-2927 · Phone (704) 304-5760

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC, BlueCross BlueShield of South Carolina, InStil Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

The Charlotte-mecklenburg Hospital Authority is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

1,529

Medicare enrollment records show 1,529 clinicians reassign Medicare billing to The Charlotte-Mecklenburg Hospital Authority, which bills Medicare for the services they deliver. Of these, 67 practice at this address and 658 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 51

Nurse Practitioner322
Certified Registered Nurse Anesthetist (CRNA)150
General Surgery110
Internal Medicine84
Hematology/Oncology80
Neurology74
Obstetrics/Gynecology64
Psychiatry60
43 other specialties585

Nearest to this location (20)

See all 1,529
Allen Desena, MD
Neurology
NPI 1770764060
1225 HARDING PL STE 4200
Charlotte, NC 28204
(704) 446-1900
✔ PECOSSame address
Dalia Abou Zeki, MD
Neurology
NPI 1730542606
1225 HARDING PL STE 4200
Charlotte, NC 28204
(704) 446-1900
✔ PECOS✔ Accepts MedicareSame address
Kaitlin Beckman, MD
Infectious Disease
NPI 1952626319
1225 HARDING PL STE 2100
Charlotte, NC 28204
(704) 331-9669
✔ PECOS✔ Accepts MedicareSame address
Shailendra Chauhan, MD
Gastroenterology
NPI 1164487286
1225 HARDING PL STE 5100
Charlotte, NC 28204
(704) 355-8850
✔ PECOS✔ Accepts MedicareSame address
Maithili Chitnavis, MD
Gastroenterology
NPI 1720378730
1225 HARDING PL STE 5100
Charlotte, NC 28204
(704) 355-8850
✔ PECOS✔ Accepts MedicareSame address
Lauren Feldman, DO
Psychiatry
NPI 1255674834
1225 HARDING PL STE 4200
Charlotte, NC 28204
(704) 446-1900
✔ PECOS✔ Accepts MedicareSame address
Ciera Fitzgerald, FNP
Nurse Practitioner
NPI 1427760727
1225 HARDING PL STE 5100
Charlotte, NC 28204
(704) 355-8850
✔ PECOS✔ Accepts MedicareSame address
Melissa Flood, NP
Nurse Practitioner
NPI 1003133737
1225 HARDING PL STE 5100
Charlotte, NC 28204
(704) 355-8850
✔ PECOS✔ Accepts MedicareSame address
Kiran Gajurel, MD
Infectious Disease
NPI 1922213297
1225 HARDING PL STE 2100
Charlotte, NC 28204
(704) 331-9669
✔ PECOS✔ Accepts MedicareSame address
Rebecca Gerber, MD
Urology
NPI 1811342116
1225 HARDING PL STE 3100
Charlotte, NC 28204
(704) 355-8686
✔ PECOS✔ Accepts MedicareSame address
Caroline Kang, MD
Urology
NPI 1497142962
1225 HARDING PL STE 3100
Charlotte, NC 28204
(704) 355-8686
✔ PECOS✔ Accepts MedicareSame address
Brittany Seminara, MD
Internal Medicine
NPI 1194161323
1225 HARDING PL STE 5100
Charlotte, NC 28204
(704) 355-8850
✔ PECOS✔ Accepts MedicareSame address
Elyse Thakur, PHD
Clinical Psychologist
NPI 1619404464
1225 HARDING PL STE 5100
Charlotte, NC 28204
(704) 355-8850
✔ PECOS✔ Accepts MedicareSame address
Catarina Nolan Ruas Rego Canha, M.D.
Advanced Heart Failure and Transplant Cardiology
NPI 1699200980
1237 HARDING PLACE
Charlotte, NC 28204
(704) 446-2464
✔ PECOS✔ Accepts MedicareSame address
Jaspal Singh, MD
Pulmonary Disease
NPI 1720010895
1237 HARDING PL STE 3200
Charlotte, NC 28204
(704) 355-5375
✔ PECOS✔ Accepts MedicareSame address
Benjamin Bringardner, MD
Pulmonary Disease
NPI 1275656639
1237 HARDING PL STE 3200
Charlotte, NC 28204
(704) 355-5375
✔ PECOS✔ Accepts MedicareSame address
Sheetal Desai-Oghra, MD
Hospitalist
NPI 1881864312
1237 HARDING PL STE 2400
Charlotte, NC 28204
(704) 304-5760
✔ PECOS✔ Accepts MedicareSame address
John Doty, MD
Critical Care (Intensivists)
NPI 1992786081
1237 HARDING PL STE 3200
Charlotte, NC 28204
(704) 355-5375
✔ PECOS✔ Accepts MedicareSame address
Jeffrey Hagen, MD
Thoracic Surgery
NPI 1558391011
1237 HARDING PL STE 4300
Charlotte, NC 28204
(704) 373-0212
✔ PECOS✔ Accepts MedicareSame address
Soo Hyun Kim, MD
Cardiovascular Disease (Cardiology)
NPI 1922271584
1237 HARDING PL STE 3100
Charlotte, NC 28204
(704) 373-0212
✔ PECOS✔ Accepts MedicareSame address
See all 1,529 clinicians

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

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 The Charlotte-Mecklenburg Hospital Authority's NPI number?

The NPI number for The Charlotte-Mecklenburg Hospital Authority is 1598135188. It was assigned to this organization in the NPPES registry on September 25, 2015. The provider is doing business as Atrium Health Addiction Services Concord, Atrium Health Cabarrus Pre Surgical Optimization, Atrium Health Transition Clinic and Atrium Health Urology Lake Norman.

Where is The Charlotte-Mecklenburg Hospital Authority located?

The Charlotte-Mecklenburg Hospital Authority is located at 1237 Harding Pl Ste 3300, Charlotte, NC 28204. The listed phone number is (704) 446-5860.

What is The Charlotte-Mecklenburg Hospital Authority's specialty?

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

Is The Charlotte-Mecklenburg Hospital Authority enrolled in Medicare?

Yes. The Charlotte-Mecklenburg Hospital Authority is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through The Charlotte-Mecklenburg Hospital Authority?

According to the CMS Revalidation Reassignment List (October 2026 release), 1,529 clinicians in 51 Medicare specialties reassign their Medicare billing to The Charlotte-Mecklenburg Hospital Authority. A 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 the clinician's services. The largest specialties are Nurse Practitioner (322), Certified Registered Nurse Anesthetist (CRNA) (150) and General Surgery (110). Of these, 67 practice at this address and 658 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does The Charlotte-Mecklenburg Hospital Authority accept?

Health plans from Blue Cross and Blue Shield of NC, BlueCross BlueShield of South Carolina and InStil Health list The Charlotte-Mecklenburg Hospital Authority 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.

When was this NPI record last updated?

The NPPES record for The Charlotte-Mecklenburg Hospital Authority was last updated on October 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.