Active NPI 1972642999 Individual Practitioner Male Practitioner

Dr. Gregory Knox Stephens , MD

Internal Medicine - Nephrology • Dallas, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Stephens, MD is a certified Internal Medicine - Nephrology practicing in Dallas, TX. With approximately 24 years of clinical experience since completing medical education in 2002, Dr. Stephens delivers high-quality medical care to the local community at 13154 COIT RD STE 100.

Dr. Stephens is affiliated with Dallas Nephrology Associates and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units, subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

13154 Coit Rd Ste 100

Dallas, TX 752405787

Telephone 2143582300

Fax 2145796989

Associated Practice Facility / Clinic

🏢 Dallas Nephrology Associates Facility NPI 1861440109

Medicare Profile & Education

Medical School

Other

Graduation Year

2002

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine - Nephrology in Dallas, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

24 Yrs -0.2 yrs vs City Avg

City Avg: 24.2 Yrs

State Avg: 26.1 Yrs

Regional Practice Density

181 Specialists

Practicing in Dallas, TX (1192 Statewide)

Telehealth Adoption Rate

48.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Stephens (24 Years) 24 Yrs

Dallas Specialty Average (24.2 Years) 24.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q5106 Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units	2,090	32	$44.00	$7.16
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	616	127	$165.00	$76.01
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	402	118	$244.00	$114.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	283	123	$175.00	$100.83
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	240	112	$49.00	$16.10
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	140	124	$380.00	$166.59
90935 Hemodialysis procedure with physician evaluation	132	50	$545.00	$68.26
85018 Blood count, hemoglobin	94	34	$12.00	$2.32
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	84	32	$35.00	$14.15
36415 Insertion of needle into vein for collection of blood sample	62	29	$12.00	$8.65
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	45	26	$250.00	$102.51
G0420 Face-to-face educational services related to the care of chronic kidney disease; individual, per session, per one hour	37	20	$150.00	$106.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$350.00	$159.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	779	125	$244.00	$116.28
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	583	121	$165.00	$76.71
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	193	104	$250.00	$149.24
90935 Hemodialysis procedure with physician evaluation	147	54	$545.00	$68.62
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	90	84	$382.00	$169.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	70	61	$178.21	$109.79
G0420 Face-to-face educational services related to the care of chronic kidney disease; individual, per session, per one hour	30	24	$150.00	$108.66
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	21	21	$450.00	$218.14
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$350.00	$165.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	206	100	$250.00	$151.69
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	180	24	$165.00	$70.19
G0420 Face-to-face educational services related to the care of chronic kidney disease; individual, per session, per one hour	64	43	$150.00	$113.11
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$250.00	$112.60
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	30	16	$244.00	$100.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	15	$175.00	$123.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1756 Injection, iron sucrose, 1 mg	6,800	12	$2.00	$0.23
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units	1,000	17	$44.00	$8.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	163	104	$175.00	$130.22
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	49	49	$250.00	$112.19
G0420 Face-to-face educational services related to the care of chronic kidney disease; individual, per session, per one hour	47	28	$150.00	$114.67
85018 Blood count, hemoglobin	45	19	$12.00	$2.37
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	40	19	$35.00	$14.37
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less	34	12	$175.00	$74.85
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	14	$250.00	$184.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	895	202	$165.00	$73.36
90935 Hemodialysis procedure with physician evaluation	340	117	$545.00	$74.86
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	238	35	$850.00	$291.21
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	163	135	$377.70	$204.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	156	84	$175.00	$110.19
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	131	65	$244.00	$101.07
36415 Insertion of needle into vein for collection of blood sample	101	66	$12.00	$2.98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	64	54	$311.81	$138.23
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	51	24	$750.00	$244.41
99231 Follow-up hospital inpatient care per day, typically 15 minutes	20	18	$121.00	$39.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	723	215	$165.00	$72.52
90935 Hemodialysis procedure with physician evaluation	252	100	$545.00	$73.56
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	244	120	$244.00	$102.35
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	217	35	$850.00	$285.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	174	96	$175.00	$108.96
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	165	143	$314.00	$136.79
36415 Insertion of needle into vein for collection of blood sample	158	88	$12.00	$2.91
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	63	37	$250.00	$146.14
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	42	23	$750.00	$239.88
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	34	33	$385.29	$202.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	710	184	$165.00	$72.44
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	333	121	$244.00	$103.00
90935 Hemodialysis procedure with physician evaluation	299	99	$545.00	$73.11
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	167	107	$175.00	$108.38
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	154	32	$850.00	$284.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	128	111	$323.56	$135.27
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	109	32	$750.00	$239.80
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	72	48	$250.00	$146.08
90970 Dialysis services, per day, less than full month service (20 years or older)	58	11	$25.00	$7.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	29	27	$389.31	$203.41
36415 Insertion of needle into vein for collection of blood sample	23	13	$12.00	$2.85
90962 Dialysis services, 1 physician visit per month (20 years or older)	13	12	$500.00	$185.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$200.00	$108.15
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$140.00	$75.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	656	204	$165.00	$72.11
90935 Hemodialysis procedure with physician evaluation	279	90	$545.00	$71.57
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	229	35	$850.00	$283.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	208	110	$175.00	$106.50
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	120	71	$244.00	$100.47
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	113	93	$334.46	$135.82
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	73	28	$750.00	$235.77
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	60	40	$250.00	$144.90
99231 Follow-up hospital inpatient care per day, typically 15 minutes	13	11	$121.00	$34.42
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$120.00	$65.30
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$146.67	$71.44
G0008 Administration of influenza virus vaccine	11	11	$30.00	$25.56

Medical Specialties & State Licenses

CMS Verified: 2025-09-08

Internal Medicine - Nephrology Primary Specialty

NUCC Taxonomy Code: 207RN0300X

State License TX M6896

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Tx Medical License

M6896 (TX)

Hospital & Practice Group Affiliations

Dallas Nephrology Associates

13154 Coit Rd, Dallas, TX 752405787

Phone: 2143582300

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Belinda Mesape , NP

Nurse Practitioner

NPI 1003735549

Nurse Practitioner

Dyann Minton

Nurse Practitioner

NPI 1013603950

Dr. Xunxi Guo , MD

Internal Medicine - Nephrology

NPI 1033553722

Doctor of Medicine (M.D.)

Amy Adams , RDN

Dietitian, Registered

NPI 1033706411

Registered Dietitian Nutritionist

Dr. Gwendolyn Stewart , DNP, FNP-BC

Nurse Practitioner

NPI 1043442254

Doctor of Nursing Practice, Family Nurse Practitioner (Board Certified)

Stephanie Rice , RD

Dietitian, Registered

NPI 1053280735

Registered Dietitian

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events

📍

Updated Practice Location May 24, 2024

Registered at 13154 COIT RD STE 100, DALLAS, TX 752405787 (Tel: 2143582300)

📍

Updated Business Mailing Address May 24, 2024

Registered at 1505 LBJ FWY STE 700, DALLAS, TX 752346065 (Tel: 2143582300)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 24, 2024

Internal Medicine (License #M6896 in TX)

✅

NPI Profile Active February 28, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location February 28, 2008

Registered at 4708 ALLIANCE BLVD, SUITE 835, PLANO, TX 750935340 (Tel: 2143582300)

📍

Updated Business Mailing Address February 28, 2008

Registered at 1420 VICEROY DR, DALLAS, TX 752352208 (Tel: 2143582300)

👤

Provider Name / Credentials Updated February 28, 2008

Recorded as GREGORY STEPHENS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 28, 2008

Internal Medicine (License #2005-0359 in NM)

🟢

Initial NPI Registration & Enumeration February 06, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1972642999

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: February 06, 2007

Last Update: September 08, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1505 Lbj Fwy Ste 700

Dallas, TX 752346065

Phone: 2143582300

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

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