Internal Medicine · Nashville, TN
NPI
1790723013
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
4230 Harding Rd, Suite 400
Nashville, TN, 37205
Phone (615) 297-2700
Groups this clinician bills Medicare through
Medicare paid, 2024
$149K
3,644 services
Medicare patients, 2024
567
Average age 76
Drug cost, 2024
$1.2M
8,706 prescriptions
Company payments, 2025
$570
From 11 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Mark C Houston was code 99215 (office e&m - established), 1,102 times for 529 patients. In total Mark C Houston billed 3,644 services in 25 codes, and Medicare paid $149K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2015-05-12.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 1,102 | 529 | $58.16 | $64K |
| 93922 Duplex Scan - Extremity Arteries | Office | 476 | 437 | $52.17 | $25K |
| 93050 Electrocardiogram | Office | 401 | 399 | $11.26 | $4,517 |
| 93000 Electrocardiogram | Office | 354 | 348 | $9.21 | $3,260 |
| 99214 Office E&M - Established | Office | 289 | 234 | $50.58 | $15K |
| 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 | Office | 169 | 155 | $12.03 | $2,032 |
| 94727 Pulmonary Function Testing | Office | 137 | 135 | $31.15 | $4,267 |
| 94728 Pulmonary Function Testing | Office | 137 | 135 | $31.26 | $4,283 |
| 94729 Pulmonary Function Testing | Office | 136 | 134 | $38.98 | $5,301 |
| 94200 Pulmonary Function Testing | Office | 135 | 133 | $10.44 | $1,409 |
| 94621 Pulmonary Function Testing | Office | 119 | 119 | $102.68 | $12K |
| J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Office | 29 | 28 | $0.85 | $24.78 |
| 96372 Injection Administration | Office | 29 | 28 | $8.95 | $260 |
| 99205 Office E&M - New | Office | 27 | 27 | $157.20 | $4,244 |
| 93244 Electrocardiogram | Office | 22 | 21 | $16.21 | $357 |
By year: 2022 $183K for 3,943 services; 2023 $148K for 3,571 services; 2024 $149K for 3,644 services.
Medicare prescription drug claims, 2024
In 2024, the drug Mark C Houston prescribed most often to Medicare patients was Indapamide, with 654 prescriptions and refills. In total Mark C Houston wrote 8,706 Medicare prescriptions that cost $1.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Indapamide Generic | 654 | 1,845 | 196 | $10K |
| Amlodipine Besylate Generic | 636 | 1,802 | 176 | $3,434 |
| Rosuvastatin Calcium Generic | 619 | 1,747 | 188 | $8,011 |
| Telmisartan Generic | 577 | 1,590 | 164 | $23K |
| Levothyroxine Sodium Generic | 407 | 1,141 | 116 | $4,393 |
| Atorvastatin Calcium Generic | 260 | 737 | 77 | $4,152 |
| Metformin Hcl Generic | 224 | 639 | 67 | $1,610 |
| Olmesartan Medoxomil Generic | 213 | 526 | 55 | $4,011 |
| Amlodipine-Olmesartan Amlodipine Bes/Olmesartan Med | 212 | 588 | 61 | $14K |
| Spironolactone Generic | 195 | 575 | 59 | $2,520 |
| Meloxicam Generic | 169 | 353 | 65 | $933 |
| Allopurinol Generic | 134 | 371 | 37 | $1,660 |
| Metoprolol Tartrate Generic | 133 | 272 | 75 | $548 |
| Amiloride Hcl Generic | 127 | 304 | 32 | $2,235 |
| Ozempic Semaglutide | 120 | 171 | 19 | $154K |
Brand drugs: 1,398 claims; generic drugs: 7,271 claims; opioid claims: 32.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Mark C Houston $570 ($570 in general payments such as food, travel and fees) from 11 companies. The largest payer was Bayer Healthcare Pharmaceuticals Inc. with $139.
| Company | Payments | Amount |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 6 | $139 |
| Lilly USA, LLC LLY | 4 | $86.06 |
| Shield Therapeutics Inc STX.L | 4 | $76.08 |
| Novo Nordisk Inc NVO | 4 | $67.93 |
| Amgen Inc. AMGN | 3 | $54.47 |
| Abbvie Inc. ABBV | 2 | $33.29 |
| Vertex Pharmaceuticals Incorporated VRTX | 1 | $31.3 |
| Heartflow, Inc. HTFL | 1 | $23.75 |
| Azurity Pharmaceuticals, Inc. | 1 | $22.4 |
| GlaxoSmithKline, LLC. GSK | 1 | $18.3 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.