Active NPI 1205823184 Individual Practitioner Male Practitioner

Dr. Michael D Simpson , MD

Internal Medicine • Smyrna, GA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Simpson, MD is a certified Internal Medicine practicing in Smyrna, GA. With approximately 28 years of clinical experience since graduating from Howard University College Of Medicine in 1998, Dr. Simpson delivers high-quality medical care to the local community at 4480 N COOPER LAKE RD SE.

Dr. Simpson is affiliated with Wellstar Medical Group Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza, automated urinalysis test. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4480 N Cooper Lake Rd Se

Smyrna, GA 300824622

Telephone 7703331300

Fax 7704328312

Associated Practice Facility / Clinic

🏢 Wellstar Rheumatology, Llc Facility NPI 1528386349

Medicare Profile & Education

Medical School

Howard University College Of Medicine

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Smyrna, GA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

28 Yrs +2.7 yrs vs City Avg

City Avg: 25.3 Yrs

State Avg: 25.9 Yrs

Regional Practice Density

21 Specialists

Practicing in Smyrna, GA (4065 Statewide)

Telehealth Adoption Rate

28.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Simpson (28 Years) 28 Yrs

Smyrna Specialty Average (25.3 Years) 25.3 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
99213 Established patient office or other outpatient visit, typically 15 minutes	244	202	$209.00	$92.08
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza	93	87	$134.47	$68.88
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	60	57	$297.00	$129.88
81003 Automated urinalysis test	47	43	$12.00	$2.20
71046 X-ray of chest, 2 views	31	31	$58.42	$23.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	22	22	$271.50	$113.15
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	20	19	$72.00	$14.47
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	17	17	$62.82	$16.20
93000 Routine ekg using at least 12 leads including interpretation and report	16	16	$58.00	$14.52
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	12	11	$39.00	$7.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	207	184	$199.14	$90.48
J1100 Injection, dexamethasone sodium phosphate, 1 mg	140	13	$3.00	$0.12
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza	104	99	$130.00	$46.62
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	84	78	$277.74	$127.50
81003 Automated urinalysis test	39	35	$12.00	$2.20
71046 X-ray of chest, 2 views	35	32	$53.00	$23.72
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	29	23	$72.00	$14.26
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	28	26	$39.00	$7.61
80047 Blood test, basic group of blood chemicals (calcium, ionized)	26	26	$34.00	$13.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$243.71	$113.02
93000 Routine ekg using at least 12 leads including interpretation and report	20	19	$58.00	$14.60
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	20	19	$60.00	$16.20
82962 Blood glucose (sugar) test performed by hand-held instrument	12	11	$12.00	$3.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$370.82	$167.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	215	194	$160.95	$91.33
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza	112	111	$128.29	$30.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	75	$228.01	$128.29
81003 Automated urinalysis test	48	41	$10.83	$2.22
71046 X-ray of chest, 2 views	36	34	$43.61	$23.78
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	35	34	$68.86	$34.99
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	20	19	$55.00	$14.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$342.67	$168.72
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	18	18	$41.89	$23.53
93000 Routine ekg using at least 12 leads including interpretation and report	17	16	$55.18	$14.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$224.25	$113.08
80047 Blood test, basic group of blood chemicals (calcium, ionized)	14	14	$29.00	$13.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	212	182	$147.00	$93.19
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	153	147	$56.18	$35.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	84	79	$216.25	$132.24
81003 Automated urinalysis test	43	38	$10.00	$2.25
71046 X-ray of chest, 2 views	34	33	$40.00	$23.50
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	31	30	$44.10	$23.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$218.00	$114.48
80047 Blood test, basic group of blood chemicals (calcium, ionized)	27	25	$27.00	$13.73
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	26	25	$27.00	$7.77
93000 Routine ekg using at least 12 leads including interpretation and report	22	21	$54.00	$15.09
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	22	18	$52.00	$14.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	247	206	$148.10	$76.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	117	111	$217.01	$110.26
81003 Automated urinalysis test	70	61	$10.00	$2.24
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	40	40	$27.00	$7.73
80047 Blood test, basic group of blood chemicals (calcium, ionized)	38	38	$27.00	$13.65
87804 Detection test by immunoassay with direct visual observation for influenza virus	38	19	$33.00	$16.24
71046 X-ray of chest, 2 views	37	35	$40.00	$22.14
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	34	29	$52.00	$14.53
93000 Routine ekg using at least 12 leads including interpretation and report	27	27	$54.00	$17.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$214.76	$107.01
36415 Insertion of needle into vein for collection of blood sample	24	24	$13.00	$2.98
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	23	23	$41.00	$35.33
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	19	19	$41.00	$23.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$331.00	$168.20
J2930 Injection, methylprednisolone sodium succinate, up to 125 mg	17	15	$12.00	$6.32
82962 Blood glucose (sugar) test performed by hand-held instrument	11	11	$9.00	$3.25
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	11	11	$44.00	$16.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	270	225	$147.00	$74.59
J1100 Injection, dexamethasone sodium phosphate, 1 mg	115	12	$3.00	$0.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	98	91	$215.00	$108.92
81003 Automated urinalysis test	60	54	$10.00	$2.44
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	56	47	$52.00	$16.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	47	47	$216.28	$109.10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	41	38	$27.00	$8.46
87804 Detection test by immunoassay with direct visual observation for influenza virus	40	20	$33.00	$16.22
J7613 Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg	39	13	$15.00	$0.04
80047 Blood test, basic group of blood chemicals (calcium, ionized)	39	37	$27.00	$13.46
71046 X-ray of chest, 2 views	30	29	$40.00	$20.70
94640 Inhalation treatment for airway obstruction or sputum production	29	27	$38.00	$18.20
93000 Routine ekg using at least 12 leads including interpretation and report	21	20	$54.00	$17.18
J2930 Injection, methylprednisolone sodium succinate, up to 125 mg	21	19	$12.00	$6.28
J7620 Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme	20	15	$15.00	$0.13
36415 Insertion of needle into vein for collection of blood sample	19	19	$13.00	$2.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$331.00	$166.02
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	12	11	$44.00	$16.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	275	228	$148.21	$73.17
J1100 Injection, dexamethasone sodium phosphate, 1 mg	200	18	$3.00	$0.12
J7613 Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg	87	28	$15.00	$0.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	82	80	$215.50	$108.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	79	79	$215.95	$106.73
87804 Detection test by immunoassay with direct visual observation for influenza virus	70	35	$33.00	$16.22
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	67	52	$52.00	$20.61
71046 X-ray of chest, 2 views	60	57	$40.00	$19.48
81003 Automated urinalysis test	54	52	$10.00	$2.71
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	46	42	$27.00	$9.40
94640 Inhalation treatment for airway obstruction or sputum production	46	42	$38.52	$18.79
80047 Blood test, basic group of blood chemicals (calcium, ionized)	28	28	$45.75	$13.46
93000 Routine ekg using at least 12 leads including interpretation and report	23	23	$54.00	$17.04
J7620 Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme	21	20	$15.00	$0.14
J2930 Injection, methylprednisolone sodium succinate, up to 125 mg	20	20	$14.50	$6.55
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$331.00	$165.65
36415 Insertion of needle into vein for collection of blood sample	19	19	$13.00	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	17	$279.12	$144.97
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	16	16	$40.81	$16.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	282	237	$147.62	$72.52
J1100 Injection, dexamethasone sodium phosphate, 1 mg	130	12	$3.00	$0.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	128	128	$217.16	$107.71
87804 Detection test by immunoassay with direct visual observation for influenza virus	106	53	$33.00	$15.87
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	55	48	$52.00	$25.52
80047 Blood test, basic group of blood chemicals (calcium, ionized)	50	48	$42.14	$11.37
71020 X-ray of chest, 2 views, front and side	46	44	$41.00	$17.02
81003 Automated urinalysis test	46	46	$10.00	$3.02
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	46	44	$27.00	$10.45
J7613 Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg	37	13	$15.00	$0.05
94640 Inhalation treatment for airway obstruction or sputum production	34	29	$39.00	$18.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	30	$211.94	$105.34
93000 Routine ekg using at least 12 leads including interpretation and report	22	22	$54.00	$17.01
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	20	20	$32.10	$16.11
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$331.00	$163.99
J7620 Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme	14	14	$15.00	$0.16
73630 X-ray of foot, minimum of 3 views	14	14	$50.00	$20.56
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$410.00	$206.30
36415 Insertion of needle into vein for collection of blood sample	12	12	$13.00	$2.94

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License GA 055647

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.

Pediatrics

NUCC Taxonomy Code: 208000000X

State License GA 055647

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

609580122A (GA)

Hospital & Practice Group Affiliations

Wellstar Medical Group Llc

780 Church St Ne, Marietta, GA 300607269

Wellstar Medical Group Llc

662 Carrollton Villa Rica Hwy, Villa Rica, GA 301804969

Wellstar Medical Group Llc

120 Greystone Power Blvd, Dallas, GA 301578297

Wellstar Medical Group Llc

2710 Fairburn Rd, Douglasville, GA 301352942

Phone: 9432028640

Wellstar Medical Group Llc

3600 Sandy Plains Rd, Marietta, GA 300663020

Phone: 7709774547

Wellstar Medical Group Llc

12201 Hwy 92, Woodstock, GA 301887141

Phone: 7705174621

Wellstar Medical Group Llc

2890 Delk Serd, Marietta, GA 300675326

Phone: 7709558620

Wellstar Medical Group Llc

5655 Atlanta Hwy, Alpharetta, GA 300045208

Phone: 7706910819

Wellstar Medical Group Llc

4477 Towne Lake Pkwy, Woodstock, GA 301896720

Phone: 7702495620

Wellstar Medical Group Llc

2450 Old Milton Pkwy, Alpharetta, GA 300092520

Wellstar Medical Group Llc

4480 N Cooper Lake Serd, Smyrna, GA 300824623

Wellstar Medical Group Llc

3747 Roswell Rd, Marietta, GA 300626227

Wellstar Medical Group Llc

12460 Crabapple Rd, Alpharetta, GA 300046392

Phone: 6787620574

Wellstar Medical Group Llc

5150 Stilesboro N W Rd, Kennesaw, GA 301527742

Phone: 7704248222

Wellstar Medical Group Llc

4480 N Cooper Lake Rd Se, Smyrna, GA 300824623

Wellstar Medical Group Llc

5655 Atlanta Hwy, Alpharetta, GA 300045208

Phone: 7068846026

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Kalpit Patel , MD

Family Medicine

NPI 1386956746

Doctor of Medicine (M.D.)

Veronica Delaney , ARNP, FNP-C

Nurse Practitioner - Family

NPI 1528580636

Advanced Registered Nurse Practitioner, Family Nurse Practitioner (Certified)

Career & Practice History Timeline

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

7 Historical Events

✅

NPI Profile Active April 17, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location April 17, 2014

Registered at 4480 N COOPER LAKE RD SE, SMYRNA, GA 300824622 (Tel: 7703331300)

📍

Updated Business Mailing Address April 17, 2014

Registered at 4480 N COOPER LAKE RD SE, SMYRNA, GA 300824622 (Tel: 7703331300)

👤

Provider Name / Credentials Updated April 17, 2014

Recorded as MICHAEL SIMPSON, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 17, 2014

Internal Medicine (License #055647 in GA)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 17, 2014

Pediatrics (License #055647 in GA)

🟢

Initial NPI Registration & Enumeration October 05, 2005

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: 1205823184

Entity Type:

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

Enumeration Date: October 05, 2005

Last Update: April 17, 2014

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4480 N Cooper Lake Rd Se

Smyrna, GA 300824622

Phone: 7703331300

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.