Active NPI 1174593289 Individual Practitioner Male Practitioner

Dr. Thomas Michael Zolkos , MD

Internal Medicine • Parrish, FL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Zolkos, MD is a certified Internal Medicine practicing in Parrish, FL. With approximately 26 years of clinical experience since completing medical education in 2000, Dr. Zolkos delivers high-quality medical care to the local community at 10050 US HIGHWAY 301 N.

Dr. Zolkos is affiliated with Family And Internal Medicine Associates Pa and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, routine ekg using at least 12 leads including interpretation and report. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

10050 Us Highway 301 N

Parrish, FL 342198493

Telephone 9417211900

Fax 9417213600

Associated Practice Facility / Clinic

🏢 Family & Internal Medicine Associates Pa Facility NPI 1942433883

Medicare Profile & Education

Medical School

Other

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Parrish, FL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

26 Yrs +4.0 yrs vs City Avg

City Avg: 22.0 Yrs

State Avg: 26.5 Yrs

Regional Practice Density

6 Specialists

Practicing in Parrish, FL (10650 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

9.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Zolkos (26 Years) 26 Yrs

Parrish Specialty Average (22.0 Years) 22.0 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	320	134	$133.59	$124.39
99213 Established patient office or other outpatient visit, typically 15 minutes	112	72	$94.06	$82.08
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	59	19	$74.35	$73.16
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	51	24	$106.77	$105.06
93000 Routine ekg using at least 12 leads including interpretation and report	50	49	$15.24	$13.92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	47	47	$135.78	$125.58
G0442 Annual alcohol misuse screening, 5 to 15 minutes	37	37	$18.80	$17.94
G0444 Annual depression screening, 5 to 15 minutes	36	36	$18.80	$17.94
99239 Hospital discharge day management, more than 30 minutes	27	23	$109.42	$107.67
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	24	$207.16	$168.90
81002 Urinalysis, manual test	20	17	$10.00	$3.24

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	316	151	$133.59	$125.21
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	146	20	$74.35	$73.16
99213 Established patient office or other outpatient visit, typically 15 minutes	107	77	$94.06	$84.74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	70	26	$106.77	$105.06
93000 Routine ekg using at least 12 leads including interpretation and report	68	63	$15.24	$14.18
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	67	67	$135.78	$125.73
G0442 Annual alcohol misuse screening, 5 to 15 minutes	61	61	$18.80	$17.70
G0444 Annual depression screening, 5 to 15 minutes	58	58	$18.80	$17.70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	43	29	$207.16	$172.23
99239 Hospital discharge day management, more than 30 minutes	40	29	$109.42	$107.67
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$174.15	$164.33
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	21	11	$14.39	$13.70
81002 Urinalysis, manual test	13	11	$10.00	$3.41

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	302	141	$133.59	$128.10
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	197	36	$74.35	$70.08
99213 Established patient office or other outpatient visit, typically 15 minutes	157	92	$94.06	$87.48
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	80	31	$106.77	$102.25
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	54	54	$135.78	$130.49
99239 Hospital discharge day management, more than 30 minutes	44	35	$109.42	$103.36
G0444 Annual depression screening, 5 to 15 minutes	38	38	$18.80	$18.10
G0442 Annual alcohol misuse screening, 5 to 15 minutes	38	38	$18.80	$18.42
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	37	31	$207.16	$199.58
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	33	33	$15.24	$14.35
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	23	14	$14.39	$14.18
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	22	12	$10.00	$1.73
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$174.15	$169.28
81002 Urinalysis, manual test	17	14	$10.00	$3.45
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$141.08	$136.66
93000 Routine ekg using at least 12 leads including interpretation and report	13	13	$15.24	$14.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$116.19	$113.44

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	189	44	$72.40	$71.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	182	91	$130.51	$128.75
99213 Established patient office or other outpatient visit, typically 15 minutes	155	82	$91.16	$89.98
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	83	36	$103.45	$102.50
99239 Hospital discharge day management, more than 30 minutes	54	49	$106.60	$104.29
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	47	40	$201.77	$199.84
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	40	40	$133.26	$131.76
G0442 Annual alcohol misuse screening, 5 to 15 minutes	26	26	$18.53	$18.34
G0444 Annual depression screening, 5 to 15 minutes	25	25	$18.52	$18.34
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$137.78	$136.19
81002 Urinalysis, manual test	17	15	$10.00	$3.48
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	17	17	$15.24	$14.91
93000 Routine ekg using at least 12 leads including interpretation and report	15	15	$15.25	$14.83
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$171.91	$169.63

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	142	107	$110.24	$109.56
99213 Established patient office or other outpatient visit, typically 15 minutes	139	94	$75.32	$74.68
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	121	29	$74.21	$73.15
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	75	32	$106.08	$106.38
G0442 Annual alcohol misuse screening, 5 to 15 minutes	39	39	$18.21	$18.16
99239 Hospital discharge day management, more than 30 minutes	38	32	$108.71	$108.96
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	35	35	$117.21	$116.88
G0444 Annual depression screening, 5 to 15 minutes	35	35	$18.23	$18.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	34	30	$206.34	$206.74
93000 Routine ekg using at least 12 leads including interpretation and report	31	29	$17.28	$17.17
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$109.75	$109.38

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	538	95	$82.12	$73.01
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	220	100	$116.28	$104.33
99213 Established patient office or other outpatient visit, typically 15 minutes	157	77	$79.48	$73.37
99239 Hospital discharge day management, more than 30 minutes	122	94	$118.98	$106.92
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	121	95	$226.10	$203.04
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	46	$118.02	$107.43
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	27	$149.45	$137.89
93000 Routine ekg using at least 12 leads including interpretation and report	26	26	$18.32	$16.82
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	24	24	$120.71	$114.26
G0442 Annual alcohol misuse screening, 5 to 15 minutes	20	20	$19.16	$17.60
G0444 Annual depression screening, 5 to 15 minutes	17	17	$19.38	$17.60

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	799	124	$106.00	$73.27
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	279	118	$154.00	$104.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	182	141	$302.00	$204.31
99239 Hospital discharge day management, more than 30 minutes	180	130	$159.00	$107.83
99213 Established patient office or other outpatient visit, typically 15 minutes	120	66	$109.00	$72.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	37	$161.00	$106.61
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	39	39	$166.00	$115.14
93000 Routine ekg using at least 12 leads including interpretation and report	31	28	$28.00	$16.80
99220 Hospital observation care, typically 70 minutes	15	15	$275.00	$187.39
99291 Critical care, first 30-74 minutes	14	12	$413.00	$225.57
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$206.00	$137.97
G0442 Annual alcohol misuse screening, 5 to 15 minutes	13	13	$30.23	$17.91

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	1,181	172	$106.00	$72.25
99239 Hospital discharge day management, more than 30 minutes	196	152	$159.00	$107.20
99213 Established patient office or other outpatient visit, typically 15 minutes	126	67	$109.00	$72.17
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	109	96	$206.88	$137.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	92	49	$161.00	$106.01
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	85	71	$302.00	$203.34
93000 Routine ekg using at least 12 leads including interpretation and report	20	20	$28.00	$16.79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	18	13	$154.00	$104.59
99291 Critical care, first 30-74 minutes	17	17	$413.00	$225.61
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$166.00	$113.94
99217 Hospital observation care on day of discharge	12	11	$107.00	$72.86

Medical Specialties & State Licenses

CMS Verified: 2025-05-19

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License FL ME104700

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.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Bcbs

146CG (FL)

Hospital & Practice Group Affiliations

Family And Internal Medicine Associates Pa

10050 Us Hwy 301 N, Parrish, FL 342198493

Phone: 9417211900

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Katarzyna Zolkos , MD

Family Medicine

NPI 1770774267

Doctor of Medicine (M.D.)

Tori Alkire , ARNP

Nurse Practitioner - Family

NPI 1780319061

Advanced Registered Nurse Practitioner

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location May 19, 2025

Registered at 10050 US HIGHWAY 301 N, PARRISH, FL 342198493 (Tel: 9417211900)

📍

Updated Business Mailing Address May 19, 2025

Registered at 10050 US HIGHWAY 301 N, PARRISH, FL 342198493 (Tel: 9417211900)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 19, 2025

Internal Medicine (License #ME104700 in FL)

✅

NPI Profile Active October 26, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location October 26, 2009

Registered at 7915 US 301 HWY NORTH SUITE 103, ELLENTON, FL 342223532 (Tel: 9417211900)

📍

Updated Business Mailing Address October 26, 2009

Registered at 7915 US 301 HWY NORTH SUITE 103, ELLENTON, FL 342223532 (Tel: 9417211900)

👤

Provider Name / Credentials Updated October 26, 2009

Recorded as THOMAS ZOLKOS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 26, 2009

Legal Medicine (License #4301084437 in MI)

🟢

Initial NPI Registration & Enumeration January 23, 2006

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: 1174593289

Entity Type:

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

Enumeration Date: January 23, 2006

Last Update: May 19, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

10050 Us Highway 301 N

Parrish, FL 342198493

Phone: 9417211900

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.