Active NPI 1275893638 Individual Practitioner Male Practitioner

Dr. Derek Paul De Grijs , MD

Surgery - Vascular Surgery • Franklin, TN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Derek De Grijs, MD is a certified Surgery - Vascular Surgery practicing in Franklin, TN. With approximately 18 years of clinical experience since graduating from University Of Tennessee, Hsc, College Of Medicine in 2008, Dr. De Grijs delivers high-quality medical care to the local community at 4601 CAROTHERS PKWY STE 375.

Dr. De Grijs is affiliated with Advanced Diagnostic Imaging Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers, ultrasound study of arm and leg arteries. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4601 Carothers Pkwy Ste 375

Franklin, TN 370676000

Telephone 6157914790

Associated Practice Facility / Clinic

🏢 Middle Tennessee Vascular Facility NPI 1649211152

Medicare Profile & Education

Medical School

University Of Tennessee, Hsc, College Of Medicine

Graduation Year

2008

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Vascular Surgery in Franklin, TN

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

18 Yrs -9.8 yrs vs City Avg

City Avg: 27.8 Yrs

State Avg: 24.5 Yrs

Regional Practice Density

4 Specialists

Practicing in Franklin, TN (132 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. De Grijs (18 Years) 18 Yrs

Franklin Specialty Average (27.8 Years) 27.8 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	296	209	$309.27	$116.13
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	133	97	$506.12	$105.00
93922 Ultrasound study of arm and leg arteries	118	84	$350.05	$59.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	107	107	$467.52	$150.94
93970 Ultrasound study of arm or leg veins with compression and maneuvers	80	76	$809.33	$160.26
93880 Ultrasound of both sides of head and neck blood flow	75	64	$829.94	$161.35
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	67	56	$781.43	$148.89
93925 Ultrasound of leg arteries or artery grafts	46	35	$1041.87	$212.31
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	43	33	$5824.75	$922.60
93926 Ultrasound of one leg arteries or artery grafts	35	27	$616.86	$106.45
76937 Ultrasonic guidance for blood vessel access	32	24	$153.81	$33.13
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	21	$397.65	$119.46
99213 Established patient office or other outpatient visit, typically 15 minutes	21	21	$212.37	$83.26
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	21	19	$7162.41	$1200.89
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	20	17	$689.27	$127.94
75625 Radiological supervision and interpretation X-ray of abdominal aorta	17	16	$583.16	$105.83
76937 Ultrasonic guidance for blood vessel access	16	11	$151.95	$12.68
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	14	14	$585.81	$159.58

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	266	179	$308.10	$116.92
93922 Ultrasound study of arm and leg arteries	139	99	$383.87	$61.18
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	105	76	$561.59	$105.91
99213 Established patient office or other outpatient visit, typically 15 minutes	96	83	$208.61	$81.42
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	85	85	$467.08	$152.48
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	77	58	$860.12	$155.36
93970 Ultrasound study of arm or leg veins with compression and maneuvers	76	73	$900.86	$169.73
93880 Ultrasound of both sides of head and neck blood flow	74	63	$887.60	$168.76
93926 Ultrasound of one leg arteries or artery grafts	47	39	$681.02	$110.67
93925 Ultrasound of leg arteries or artery grafts	46	41	$1147.54	$212.79
76937 Ultrasonic guidance for blood vessel access	36	31	$152.49	$35.76
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	32	23	$6206.27	$919.91
75625 Radiological supervision and interpretation X-ray of abdominal aorta	29	27	$676.67	$113.42
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	27	25	$781.82	$137.33
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	19	$458.40	$121.20
93990 Ultrasound of dialysis access	18	12	$711.51	$114.76
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$303.47	$102.79
76937 Ultrasonic guidance for blood vessel access	14	11	$139.65	$13.08
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	13	12	$6749.20	$1225.81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$649.52	$162.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	170	140	$203.48	$85.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	169	137	$302.33	$121.09
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	135	89	$721.85	$109.76
93922 Ultrasound study of arm and leg arteries	120	90	$470.52	$62.17
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	94	94	$461.35	$157.26
93970 Ultrasound study of arm or leg veins with compression and maneuvers	78	78	$1099.17	$175.12
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	71	61	$1033.88	$162.08
93880 Ultrasound of both sides of head and neck blood flow	59	52	$1067.00	$177.56
93925 Ultrasound of leg arteries or artery grafts	55	50	$1347.44	$226.72
93926 Ultrasound of one leg arteries or artery grafts	38	32	$875.39	$112.52
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	36	36	$284.11	$104.26
76937 Ultrasonic guidance for blood vessel access	33	23	$149.04	$37.14
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	27	24	$1001.61	$143.54
75625 Radiological supervision and interpretation X-ray of abdominal aorta	23	22	$922.14	$119.03
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	22	20	$9052.78	$1139.21
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	20	$571.23	$127.86
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	21	20	$190.73	$45.69
76937 Ultrasonic guidance for blood vessel access	19	14	$70.17	$12.66
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	18	15	$9253.38	$1645.16
93975 Complete ultrasound of abdomen and pelvis artery and vein blood flow	16	15	$1622.07	$250.82
93990 Ultrasound of dialysis access	16	11	$895.00	$121.79
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	13	12	$304.64	$73.48
37225 Removal of plaque in arteries of leg	13	12	$30000.00	$7580.67
93979 Ultrasound scan of blood flow of aorta, vena cava, bypass graphs, or one side of the groin or limited scan	11	11	$716.00	$96.11
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	11	11	$840.65	$188.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	177	133	$303.72	$122.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	120	120	$464.55	$156.28
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	83	66	$721.85	$111.41
93922 Ultrasound study of arm and leg arteries	81	71	$470.52	$65.41
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	55	48	$1033.88	$164.76
93970 Ultrasound study of arm or leg veins with compression and maneuvers	53	50	$1099.17	$175.46
93880 Ultrasound of both sides of head and neck blood flow	52	48	$1067.00	$178.33
99213 Established patient office or other outpatient visit, typically 15 minutes	49	42	$202.77	$84.90
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	44	39	$559.04	$126.42
93925 Ultrasound of leg arteries or artery grafts	38	36	$1347.44	$215.92
93926 Ultrasound of one leg arteries or artery grafts	24	20	$875.39	$119.04
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	22	11	$297.53	$67.96
93975 Complete ultrasound of abdomen and pelvis artery and vein blood flow	21	16	$1622.07	$255.91
76937 Ultrasonic guidance for blood vessel access	16	12	$149.04	$35.71
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	14	13	$1001.61	$146.58
75625 Radiological supervision and interpretation X-ray of abdominal aorta	13	12	$922.14	$122.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93923 Complete ultrasound study of arm and leg arteries	201	186	$46.00	$20.99
93880 Ultrasound of both sides of head and neck blood flow	168	163	$291.00	$37.91
93970 Ultrasound study of arm or leg veins with compression and maneuvers	117	117	$62.00	$32.85
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	94	91	$47.00	$21.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	53	49	$146.00	$74.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	52	47	$302.22	$103.09
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	47	45	$174.57	$81.69
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	46	46	$459.68	$192.87
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	46	46	$226.00	$121.91
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$465.33	$155.84
76770 Complete ultrasound scan behind abdominal cavity	45	45	$108.00	$35.43
75625 Radiological supervision and interpretation X-ray of abdominal aorta	43	41	$198.18	$66.42
76937 Ultrasonic guidance for blood vessel access	36	34	$34.35	$13.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	33	32	$199.01	$129.20
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	31	30	$19.00	$11.86
93922 Ultrasound study of arm and leg arteries	28	27	$470.52	$66.88
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	27	22	$143.64	$69.08
93926 Ultrasound of one leg arteries or artery grafts	26	25	$41.00	$23.19
37228 Balloon dilation of artery of leg, initial vessel	22	19	$1321.00	$477.98
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	22	14	$187.59	$98.92
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	21	18	$721.85	$110.31
93970 Ultrasound study of arm or leg veins with compression and maneuvers	20	20	$1099.17	$179.85
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	18	18	$1033.88	$168.00
37226 Insertion of stent in arteries of leg	17	14	$1210.00	$390.19
99213 Established patient office or other outpatient visit, typically 15 minutes	15	14	$201.64	$70.79
93922 Ultrasound study of arm and leg arteries	15	15	$24.00	$11.98
93880 Ultrasound of both sides of head and neck blood flow	15	15	$1067.00	$182.00
36246 Insertion of tube into abdominal, pelvic, or leg artery, initial second order branch	14	14	$2393.00	$239.89
37224 Balloon dilation of arteries in one leg, endovascular, accessed through the skin or open procedure	13	12	$1082.00	$274.53
93975 Complete ultrasound of abdomen and pelvis artery and vein blood flow	13	12	$182.00	$54.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93923 Complete ultrasound study of arm and leg arteries	68	66	$46.00	$20.62
93880 Ultrasound of both sides of head and neck blood flow	63	62	$291.00	$36.79
93970 Ultrasound study of arm or leg veins with compression and maneuvers	52	52	$62.00	$32.41
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	43	43	$46.84	$21.11
99202 New patient office or other outpatient visit, typically 20 minutes	39	39	$101.00	$46.99
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	35	35	$175.00	$127.40
76937 Ultrasonic guidance for blood vessel access	33	27	$32.50	$13.68
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	28	24	$261.57	$79.75
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$147.00	$70.40
75625 Radiological supervision and interpretation X-ray of abdominal aorta	22	22	$165.00	$51.52
99213 Established patient office or other outpatient visit, typically 15 minutes	20	19	$98.00	$47.66
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	16	16	$19.00	$11.59
76770 Complete ultrasound scan behind abdominal cavity	15	15	$108.00	$34.98
99221 Initial hospital inpatient care per day, typically 30 minutes	15	15	$131.00	$93.72
37224 Balloon dilation of arteries in one leg, endovascular, accessed through the skin or open procedure	15	13	$1082.00	$278.20
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$146.00	$73.63

Medical Specialties & State Licenses

CMS Verified: 2025-11-12

Surgery - Vascular Surgery Primary Specialty

NUCC Taxonomy Code: 2086S0129X

State License MS 26892

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Hospital & Practice Group Affiliations

Advanced Diagnostic Imaging Pc

4601 Carothers Pkwy, Franklin, TN 370676000

Phone: 6157914790

Secondary Practice Locations

808 Hatcher Ln

Columbia, TN 384013524

Phone: 9313886256

4323 Carothers Pkwy Ste 300

Franklin, TN 370675917

Phone: 6157918888

Practice Associates & Co-Workers

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

8 Associated Practitioners

Caroline Royalty , PA-C

Physician Assistant

NPI 1013312974

Physician Assistant (Certified)

Robin Pulliam , RN, APRN, BC

Nurse Practitioner - Acute Care

NPI 1154454361

Registered Nurse, Advanced Practice Registered Nurse, BC

Dr. Paul Fleser , MD

Surgery - Vascular Surgery

NPI 1346397130

Doctor of Medicine (M.D.)

Dr. Sina Iranmanesh , MD

Surgery - Vascular Surgery

NPI 1457505810

Doctor of Medicine (M.D.)

Jordan Mastalerz , PA-C

Physician Assistant

NPI 1508417205

Physician Assistant (Certified)

Dr. Cary Pulliam , MD

Surgery - Vascular Surgery

NPI 1750327052

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

15 Historical Events

📍

Updated Practice Location April 12, 2023

Registered at 4601 CAROTHERS PKWY STE 375, FRANKLIN, TN 370676000 (Tel: 6157914790)

📍

Updated Business Mailing Address April 12, 2023

Registered at 3024 BUSINESS PARK CIR, GOODLETTSVILLE, TN 370723132 (Tel: 6152392018)

📍

Updated Practice Location July 09, 2019

Registered at 501 MARSHALL ST STE 104, JACKSON, MS 392021663 (Tel: 6019696404)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2019

Surgery (License #26892 in MS)

✅

NPI Profile Active March 14, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location March 14, 2017

Registered at 100 W CALIFORNIA BLVD, PASADENA, CA 911053010 (Tel: 6263975000)

📍

Updated Business Mailing Address March 14, 2017

Registered at 100 W CALIFORNIA BLVD, PASADENA, CA 911053010

👤

Provider Name / Credentials Updated March 14, 2017

Recorded as DEREK DE GRIJS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 14, 2017

Student in an Organized Health Care Education/Training Program

✅

NPI Profile Active May 20, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location May 20, 2012

Registered at 960 E 3RD ST, SUITE 104, CHATTANOOGA, TN 374032104 (Tel: 4237787695)

📍

Updated Business Mailing Address May 20, 2012

Registered at 1215 DUANE RD, CHATTANOOGA, TN 374052309 (Tel: 6154194115)

👤

Provider Name / Credentials Updated May 20, 2012

Recorded as DEREK DE GRIJS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 20, 2012

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration May 20, 2012

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: 1275893638

Entity Type:

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

Enumeration Date: May 20, 2012

Last Update: November 12, 2025

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

3024 Business Park Cir

Goodlettsville, TN 370723132

Phone: 6152392018

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

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.