Internal Medicine · Mountain View, CA
NPI
1891985800
Since 2007
Specialty
Internal Medicine
Code 207R00000X
Group practices
0
Medicare group memberships
Hospitals
3
Hospital affiliations
2204 Grant Rd Ste 105
Mountain View, CA, 94040
Phone (650) 967-8890
Medicare paid, 2024
$137K
1,843 services
Medicare patients, 2024
443
Average age 80
Drug cost, 2024
$523K
5,377 prescriptions
Company payments, 2025
$23.79
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Mark P Lewis was code 99213 (office e&m - established), 469 times for 234 patients. In total Mark P Lewis billed 1,843 services in 24 codes, and Medicare paid $137K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2009-12-15.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 469 | 234 | $76.16 | $36K |
| 99232 Hospital E&M - Subsequent | Facility | 441 | 56 | $64.88 | $29K |
| 99215 Office E&M - Established | Office | 209 | 208 | $138.82 | $29K |
| 99212 Office E&M - Established | Office | 194 | 140 | $47.72 | $9,257 |
| 99441 Telephone Services | Office | 192 | 123 | $47.86 | $9,189 |
| 99239 Hospital Discharge Management | Facility | 85 | 53 | $94.63 | $8,043 |
| 99214 Office E&M - Established | Office | 50 | 42 | $111.40 | $5,570 |
| G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Office | 47 | 36 | $45.32 | $2,130 |
| 93000 Electrocardiogram | Office | 30 | 28 | $13.10 | $393 |
| 99223 Hospital E&M - Initial | Facility | 17 | 15 | $144.01 | $2,448 |
| 90662 Vaccine Product | Office | 17 | 17 | $76.35 | $1,298 |
| G0008 Administration of influenza virus vaccine | Office | 17 | 17 | $35.80 | $609 |
| 69210 Other Organ Systems | Office | 12 | 11 | $43.37 | $520 |
By year: 2022 $128K for 1,676 services; 2023 $128K for 1,642 services; 2024 $137K for 1,843 services.
Medicare prescription drug claims, 2024
In 2024, the drug Mark P Lewis prescribed most often to Medicare patients was Amlodipine Besylate, with 323 prescriptions and refills. In total Mark P Lewis wrote 5,377 Medicare prescriptions that cost $523K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Amlodipine Besylate Generic | 323 | 906 | 85 | $2,530 |
| Levothyroxine Sodium Generic | 281 | 784 | 71 | $4,246 |
| Atorvastatin Calcium Generic | 281 | 737 | 71 | $3,067 |
| Rosuvastatin Calcium Generic | 234 | 683 | 68 | $3,886 |
| Metformin Hcl Generic | 210 | 570 | 57 | $1,654 |
| Hydrochlorothiazide Generic | 147 | 390 | 39 | $1,380 |
| Metoprolol Succinate Generic | 119 | 320 | 33 | $2,102 |
| Simvastatin Generic | 110 | 329 | 32 | $960 |
| Losartan Potassium Generic | 107 | 281 | 28 | $1,246 |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 106 | 106 | 16 | $1,149 |
| Gabapentin Generic | 101 | 188 | 31 | $2,117 |
| Lisinopril Generic | 91 | 267 | 26 | $1,135 |
| Sertraline Hcl Generic | 86 | 179 | 21 | $785 |
| Tamsulosin Hcl Generic | 78 | 212 | 29 | $1,325 |
| Valsartan Generic | 75 | 203 | 21 | $2,792 |
Brand drugs: 721 claims; generic drugs: 4,622 claims; opioid claims: 153.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Mark P Lewis $23.79 ($23.79 in general payments such as food, travel and fees) from 1 company. The largest payer was AtriCure, Inc. with $23.79.
| Company | Payments | Amount |
|---|---|---|
| AtriCure, Inc. ATRC | 1 | $23.79 |
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.