Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1407861776 Individual Practitioner Male Practitioner

Dr. Mark S Lyell , MD

Urology • Ocean Springs, MS

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Lyell, MD is a certified Urology practicing in Ocean Springs, MS. With approximately 39 years of clinical experience since graduating from University Of Louisville School Of Medicine in 1987, Dr. Lyell delivers high-quality medical care to the local community at 1153 OCEAN SPRINGS RD.

Dr. Lyell is affiliated with Urology Associates Of Mobile, P.A. and accepts Medicare assignment.

Frequently performed procedures and clinical services include 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, established patient outpatient office visit, manual urinalysis test with examination using microscope, non-automated. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1153 Ocean Springs Rd

Ocean Springs, MS 395643421

Telephone 2288198586
Fax 2514331917
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Louisville School Of Medicine

Graduation Year

1987

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Ocean Springs, MS

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
39 Yrs +15.2 yrs vs City Avg
City Avg: 23.8 Yrs
State Avg: 27.9 Yrs
Regional Practice Density
6 Specialists

Practicing in Ocean Springs, MS (111 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
60.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lyell (39 Years) 39 Yrs
Ocean Springs Specialty Average (23.8 Years) 23.8 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
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
737 367 $24.00 $15.10
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
588 309 $157.22 $114.84
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
390 208 $205.31 $161.40
81000 Manual urinalysis test with examination using microscope, non-automated
341 237 $16.25 $3.88
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month
311 48 $100.03 $56.04
36415 Insertion of needle into vein for collection of blood sample
247 148 $18.02 $8.58
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month
142 17 $150.90 $113.67
74420 Imaging of urinary tract
122 86 $54.00 $22.13
52005 Insertion of tube into ureter using an endoscope through bladder area
114 86 $517.75 $90.98
51798 Ultrasound measurement of bladder capacity after voiding
72 62 $43.00 $9.22
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
70 70 $237.23 $149.75
81002 Urinalysis, manual test
65 56 $11.12 $3.41
76770 Complete ultrasound scan behind abdominal cavity
56 53 $194.43 $57.17
74018 X-ray of abdomen, 1 view
50 28 $49.40 $7.90
52332 Insertion of stent in urinary duct (ureter) using an endoscope
39 30 $425.64 $116.33
74178 Ct scan of abdomen and pelvis before and after contrast
38 36 $255.79 $87.48
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes
36 27 $40.00 $13.27
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
34 30 $292.00 $158.69
51741 Electronic assessment of bladder emptying
33 30 $95.00 $12.20
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
31 20 $152.81 $108.60
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
28 28 $293.00 $199.66
99213 Established patient office or other outpatient visit, typically 15 minutes
27 25 $120.04 $81.85
74177 Ct scan of abdomen and pelvis with contrast
21 21 $240.00 $79.27
72196 MRI scan of pelvis with contrast
17 17 $420.00 $70.78
76872 Ultrasound scan of pelvic region through rectum
16 16 $288.00 $118.72
55700 Biopsy of prostate gland
15 15 $348.00 $212.02
74176 Ct scan of abdomen and pelvis without contrast
12 12 $228.67 $75.85
52352 Removal or manipulation of stone in ureter or kidney using an endoscope
11 11 $910.00 $195.14

Medical Specialties & State Licenses

CMS Verified: 2025-05-22
Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License MS 13231

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
00119318 (MS)
Commercial Insurance / Payer ID Caqh
10980353 (MS)
Commercial Insurance / Payer ID Railroad Medicare
340018613 (MS)

Hospital & Practice Group Affiliations

Urology Associates Of Mobile, P.a.

1153 Ocean Springs Rd, Ocean Springs, MS 395643421

Phone: 2514331895

Urology Associates Of Mobile, P.a.

1133 Ocean Springs Rd, Ocean Springs, MS 395643421

Phone: 2288198586

Urology Associates Of Mobile, P.a.

168 Mobile Infirmary Blvd, Mobile, AL 366073510

Phone: 2514331895

Secondary Practice Locations

168 Mobile Infirmary Blvd

Mobile, AL 366073510

Phone: 2514331895

Practice Associates & Co-Workers

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

28 Associated Practitioners
Dr. Charles Gaston , MD

Radiology - Vascular & Interventional Radiology

NPI 1073990644

Doctor of Medicine (M.D.)

Amy Pontius , NP-C

Nurse Practitioner - Family

NPI 1083159099

Nurse Practitioner (Certified)

NPI 1114020377

Doctor of Medicine (M.D.)

Stefanie Miller , NP

Nurse Practitioner - Family

NPI 1144637307

Nurse Practitioner

NPI 1285737437

Doctor of Medicine (M.D.)

Allison Wineski , PA-C

Physician Assistant

NPI 1316694359

Physician Assistant (Certified)

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location May 22, 2025

Registered at 1153 OCEAN SPRINGS RD, OCEAN SPRINGS, MS 395643421 (Tel: 2288198586)

📍
Updated Business Mailing Address May 22, 2025

Registered at 168 MOBILE INFIRMARY BLVD, MOBILE, AL 366073510 (Tel: 2514331895)

📍
Updated Practice Location August 30, 2018

Registered at 2525 TELEPHONE RD, PASCAGOULA, MS 39567 (Tel: 2287624483)

📍
Updated Business Mailing Address August 30, 2018

Registered at 2525 TELEPHONE RD, PASCAGOULA, MS 395673202 (Tel: 2287692069)

NPI Profile Active March 17, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location March 17, 2015

Registered at 2525 TELEPHONE RD, PASCAPOULA, MS 39567 (Tel: 2287624483)

📍
Updated Business Mailing Address March 17, 2015

Registered at 2525 TELEPHONE RD, PASCAPOULA, MS 39567 (Tel: 2287624483)

👤
Provider Name / Credentials Updated March 17, 2015

Recorded as MARK LYELL, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 17, 2015

Urology (License #13231 in MS)

🟢
Initial NPI Registration & Enumeration July 29, 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: 1407861776
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 29, 2006
Last Update: May 22, 2025
Sole Proprietor: No

Mailing Address

168 Mobile Infirmary Blvd

Mobile, AL 366073510

Phone: 2514331895

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.