Active NPI 1225272289 Individual Practitioner Male Practitioner

Dr. Collin D Johnston , DO

Phlebology • Mesa, AZ

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Collin Johnston, DO is a certified Phlebology practicing in Mesa, AZ. With approximately 17 years of clinical experience since graduating from Nova Southeastern College Of Osteo Medicine in 2009, Dr. Johnston delivers high-quality medical care to the local community at 1520 S DOBSON RD STE 202.

Dr. Johnston maintains professional affiliations with Nextcare Arizona I Jv Llc, Mvc Az and accepts Medicare assignment.

Frequently performed procedures and clinical services include ultrasound study of arm or leg veins with compression and maneuvers, ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers, chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1520 S Dobson Rd Ste 202

Mesa, AZ 852024726

Telephone 4807257241

Associated Practice Facility / Clinic

🏢 Arizona Pediatric Eye Specialists, Plc Facility NPI 1477573913

Medicare Profile & Education

Medical School

Nova Southeastern College Of Osteo Medicine

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Phlebology in Mesa, AZ

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -7.0 yrs vs City Avg

City Avg: 24.0 Yrs

State Avg: 22.0 Yrs

Regional Practice Density

5 Specialists

Practicing in Mesa, AZ (12 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

62.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Johnston (17 Years) 17 Yrs

Mesa Specialty Average (24.0 Years) 24.0 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
93970 Ultrasound study of arm or leg veins with compression and maneuvers	108	90	$502.69	$164.37
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	98	41	$426.64	$103.67
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	92	48	$3268.20	$1453.51
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	83	30	$275.00	$49.57
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	74	53	$3946.35	$1126.62
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	50	$151.00	$115.86
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$149.98	$97.99
99213 Established patient office or other outpatient visit, typically 15 minutes	44	41	$128.64	$82.12
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	32	23	$303.13	$51.68
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$285.00	$152.37
36470 Injection of chemical agent into single incompetent vein	19	14	$275.00	$102.59
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	17	16	$2041.41	$886.57
99202 New patient office or other outpatient visit, typically 20 minutes	14	14	$110.00	$64.75
36471 Injection of chemical agent into multiple incompetent veins of leg	13	11	$323.31	$175.38

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	116	96	$151.00	$122.88
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	94	53	$2626.00	$1619.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	93	93	$285.00	$159.66
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	79	55	$2610.00	$1269.39
99213 Established patient office or other outpatient visit, typically 15 minutes	72	65	$104.00	$87.39
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	49	37	$1894.00	$1045.19
93970 Ultrasound study of arm or leg veins with compression and maneuvers	42	32	$268.00	$176.73
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	41	37	$80.00	$56.52
36471 Injection of chemical agent into multiple incompetent veins of leg	32	28	$273.00	$174.75

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	102	88	$151.00	$125.11
99213 Established patient office or other outpatient visit, typically 15 minutes	88	80	$104.00	$88.06
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	80	46	$2626.00	$1675.44
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	72	72	$285.00	$161.46
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	62	45	$2652.10	$1342.04
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	14	13	$80.00	$56.89
36471 Injection of chemical agent into multiple incompetent veins of leg	13	12	$315.00	$211.14
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$149.00	$108.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	80	80	$328.73	$115.80
99213 Established patient office or other outpatient visit, typically 15 minutes	71	66	$208.70	$92.75
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen	41	39	$154.00	$51.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	32	$167.15	$128.09
99202 New patient office or other outpatient visit, typically 20 minutes	25	25	$234.00	$75.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$315.14	$166.37
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	21	21	$154.00	$35.33
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	11	$140.00	$57.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99202 New patient office or other outpatient visit, typically 20 minutes	194	193	$216.74	$77.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	107	97	$271.92	$109.07
99213 Established patient office or other outpatient visit, typically 15 minutes	69	68	$215.22	$76.51
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	65	65	$261.28	$109.56
87804 Detection test by immunoassay with direct visual observation for influenza virus	26	13	$49.00	$16.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	225	225	$250.42	$105.86
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	189	156	$247.44	$103.55
J1100 Injection, dexamethasone sodium phosphate, 1 mg	131	12	$1.00	$0.11
99202 New patient office or other outpatient visit, typically 20 minutes	55	55	$174.00	$74.83
J1885 Injection, ketorolac tromethamine, per 15 mg	48	11	$3.00	$0.46
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	45	40	$77.33	$15.98
87804 Detection test by immunoassay with direct visual observation for influenza virus	38	18	$49.00	$16.22
99213 Established patient office or other outpatient visit, typically 15 minutes	20	20	$170.25	$72.40
71046 X-ray of chest, 2 views	16	16	$94.00	$31.07
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	15	15	$49.07	$16.20
69209 Removal of impacted ear wax by washing	14	14	$40.00	$15.02
81003 Automated urinalysis test	12	12	$10.00	$2.44

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	99	99	$247.52	$101.39
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	82	82	$249.73	$102.34
87804 Detection test by immunoassay with direct visual observation for influenza virus	30	15	$49.00	$16.22
81003 Automated urinalysis test	17	17	$10.00	$2.71
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	13	13	$80.00	$19.50
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$170.45	$69.09

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	158	153	$247.14	$100.96
J1100 Injection, dexamethasone sodium phosphate, 1 mg	92	11	$3.96	$0.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	92	92	$249.87	$101.39
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	35	32	$76.57	$24.23
87804 Detection test by immunoassay with direct visual observation for influenza virus	23	12	$49.91	$16.11
99202 New patient office or other outpatient visit, typically 20 minutes	22	22	$167.32	$70.90
81002 Urinalysis, manual test	19	18	$29.00	$3.43
99213 Established patient office or other outpatient visit, typically 15 minutes	15	15	$170.00	$68.57
81003 Automated urinalysis test	15	15	$28.67	$3.02
71020 X-ray of chest, 2 views, front and side	13	13	$88.00	$26.59
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	12	12	$50.00	$16.11

Medical Specialties & State Licenses

CMS Verified: 2025-02-27

Phlebology Primary Specialty

NUCC Taxonomy Code: 202K00000X

State License AZ 928

Phlebology is the medical discipline that involves the diagnosis and treatment of venous disorders, including spider veins, varicose veins, chronic venous insufficiency, venous leg ulcers, congenital venous abnormalities, venous thromboembolism and other disorders of venous origin. A phlebologist has attained a minimum of 50 hours of CME units in phlebology-related courses, and is knowledgeable of and trained in a variety of diagnostic techniques including physical examination, venous imaging techniques such as duplex ultrasound, CT and MR, plethysmographic techniques and laboratory evaluation related to venous thromboembolism. The phlebologist is also trained in a variety of therapeutic interventions, which may include compression, sclerotherapy, cutaneous vascular laser, endovenous thermoablation procedures (laser and radiofrequency) endovenous chemical ablation, surgical procedures (e.g., ambulatory phlebectomy, venous ligation), vasoactive medications and the management of venous thromboembolism.

Family Medicine

NUCC Taxonomy Code: 207Q00000X

State License AZ 011209

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Surgery - Vascular Surgery

NUCC Taxonomy Code: 2086S0129X

State License AZ 011209

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

Nextcare Arizona I Jv Llc

600 S Dobson Rd, Chandler, AZ 852245690

Phone: 4808141560

Nextcare Arizona I Jv Llc

5369 S Calle Santa Cruz, Tucson, AZ 857063963

Phone: 5205737500

Nextcare Arizona I Jv Llc

1155 W Ocotillo Rd, Chandler, AZ 852483201

Phone: 4803747400

Nextcare Arizona I Jv Llc

835 N Gilbert Rd, Gilbert, AZ 852343372

Phone: 4803532210

Nextcare Arizona I Jv Llc

9241 E Cadence Pkwy, Mesa, AZ 852120021

Phone: 4806267203

Nextcare Arizona I Jv Llc

535 E Mckellips Rd, Mesa, AZ 852032525

Phone: 4808447400

Nextcare Arizona I Jv Llc

2122 N Scottsdale Rd, Scottsdale, AZ 852572123

Phone: 4808893570

Nextcare Arizona I Jv Llc

20236 N John Wayne Pkwy, Maricopa, AZ 851392911

Phone: 5205187510

Nextcare Arizona I Jv Llc

1066 N Power Rd, Mesa, AZ 852055709

Phone: 4808070130

Nextcare Arizona I Jv Llc

2080 W Southern Ave, Apache Junction, AZ 851207653

Phone: 4809850172

Nextcare Arizona I Jv Llc

6343 S Higley Rd, Gilbert, AZ 852984339

Phone: 4807482712

Nextcare Arizona I Jv Llc

914 N Scottsdale Rd, Tempe, AZ 852882116

Phone: 4809248382

Mvc Az

2222 E Highland Ave, Phoenix, AZ 850164876

Phone: 8666072308

Nextcare Arizona I Jv Llc

1683 E Florence Blvd, Casa Grande, AZ 851224813

Phone: 5208760800

Secondary Practice Locations

600 S Dobson Rd Ste C26

Chandler, AZ 852245690

Phone: 4808141560

Career & Practice History Timeline

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

15 Historical Events

📍

Updated Practice Location February 27, 2025

Registered at 1520 S DOBSON RD STE 202, MESA, AZ 852024726 (Tel: 4807257241)

📍

Updated Business Mailing Address February 27, 2025

Registered at 4077 E CULLUMBER ST, GILBERT, AZ 852340719 (Tel: 7028034539)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 27, 2025

Family Medicine (License #011209 in AZ)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 23, 2023

Surgery (License #009176 in AZ)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 12, 2022

Family Medicine (License #DO1645 in NV)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 11, 2022

Surgery (License #009176 in AZ)

📍

Updated Practice Location September 16, 2021

Registered at 14044 W CAMELBACK RD STE 226, LITCHFIELD PARK, AZ 853409426 (Tel: 6232331050)

📍

Updated Business Mailing Address September 16, 2021

Registered at 14044 W CAMELBACK RD STE 226, LITCHFIELD PARK, AZ 853409426 (Tel: 6232331050)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 16, 2021

Family Medicine (License #009176 in AZ)

✅

NPI Profile Active November 07, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location November 07, 2016

Registered at 10652 S EASTERN AVE, SUITE A, HENDERSON, NV 890524952 (Tel: 7026560911)

📍

Updated Business Mailing Address November 07, 2016

Registered at PO BOX 743752, ATLANTA, GA 303743752 (Tel: 7027462800)

👤

Provider Name / Credentials Updated November 07, 2016

Recorded as COLLIN JOHNSTON, DO

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 07, 2016

Family Medicine (License #DO1645 in NV)

🟢

Initial NPI Registration & Enumeration April 21, 2009

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: 1225272289

Entity Type:

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

Enumeration Date: April 21, 2009

Last Update: February 27, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4077 E Cullumber St

Gilbert, AZ 852340719

Phone: 7028034539

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.