Internal Medicine, Infectious Disease · San Francisco, CA
NPI
1861472649
Since 2006
Specialty
Internal Medicine, Infectious Disease
Code 207RI0200X
Group practices
0
Medicare group memberships
Hospitals
5
Hospital affiliations
2186 Geary Blvd Ste 314
San Francisco, CA, 94115
Phone (415) 202-1550
Medicare paid, 2024
$92K
1,051 services
Medicare patients, 2024
192
Average age 71
Drug cost, 2024
$8.3M
10,815 prescriptions
Company payments, 2025
$1,869
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by John R Nienow was code 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), 341 times for 152 patients. In total John R Nienow billed 1,051 services in 12 codes, and Medicare paid $92K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-05-06.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|---|---|---|---|---|
| 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 | 341 | 152 | $14.62 | $4,984 |
| 99214 Office E&M - Established | Office | 332 | 148 | $103.61 | $34K |
| 99215 Office E&M - Established | Office | 271 | 120 | $152.94 | $41K |
| 99213 Office E&M - Established | Office | 41 | 36 | $72.03 | $2,953 |
| G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | Office | 19 | 19 | $193.88 | $3,684 |
| G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 19 | 19 | $155.86 | $2,961 |
| G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Office | 15 | 13 | $27.98 | $420 |
By year: 2022 $79K for 691 services; 2023 $92K for 746 services; 2024 $92K for 1,051 services.
Medicare prescription drug claims, 2024
In 2024, the drug John R Nienow prescribed most often to Medicare patients was Biktarvy (Bictegrav/Emtricit/Tenofov Ala), with 680 prescriptions and refills. In total John R Nienow wrote 10,815 Medicare prescriptions that cost $8.3M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Biktarvy Bictegrav/Emtricit/Tenofov Ala | 680 | 750 | 79 | $3.0M |
| Atorvastatin Calcium Generic | 603 | 1,471 | 140 | $5,469 |
| Bupropion Xl Bupropion Hcl | 270 | 487 | 50 | $5,565 |
| Tamsulosin Hcl Generic | 252 | 614 | 68 | $5,237 |
| Gabapentin Generic | 250 | 377 | 47 | $4,122 |
| Descovy Emtricitabine/Tenofov Alafenam | 224 | 256 | 23 | $558K |
| Lisinopril Generic | 220 | 601 | 55 | $1,746 |
| Amlodipine Besylate Generic | 217 | 565 | 52 | $1,423 |
| Tivicay Dolutegravir Sodium | 215 | 235 | 21 | $629K |
| Losartan Potassium Generic | 200 | 516 | 51 | $2,280 |
| Pantoprazole Sodium Generic | 193 | 437 | 49 | $2,916 |
| Trazodone Hcl Generic | 179 | 266 | 27 | $1,008 |
| Lorazepam Generic | 169 | 170 | 29 | $889 |
| Acyclovir Generic | 160 | 281 | 35 | $3,088 |
| Testosterone Generic | 145 | 184 | 29 | $20K |
Brand drugs: 2,851 claims; generic drugs: 7,919 claims; opioid claims: 342.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid John R Nienow $1,869 ($1,869 in general payments such as food, travel and fees) from 3 companies. The largest payer was ViiV Healthcare Company with $723.
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.