Internal Medicine, Gastroenterology · Scottsdale, AZ
NPI
1508023227
Since 2008
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
2
Medicare group memberships
Hospitals
1
Hospital affiliations
13400 E Shea Blvd
Scottsdale, AZ, 85259
Phone (480) 301-8000
Groups this clinician bills Medicare through
Medicare paid, 2024
$39K
424 services
Medicare patients, 2024
166
Average age 71
Drug cost, 2024
$4.2M
574 prescriptions
Company payments, 2025
$0
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Siddharth Singh was code 99215 (office e&m - established), 95 times for 69 patients. In total Siddharth Singh billed 424 services in 37 codes, and Medicare paid $39K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-08-29.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 95 | 69 | $147.47 | $14K |
| 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 | 83 | 66 | $13.50 | $1,121 |
| 99214 Office E&M - Established | Office | 37 | 34 | $106.64 | $3,946 |
| 45380 Lower GI Endoscopy - Other | Facility | 36 | 36 | $125.43 | $4,515 |
| 99222 Hospital E&M - Initial | Facility | 30 | 29 | $105.82 | $3,175 |
| G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | Facility | 22 | 22 | $4.21 | $92.68 |
| 43239 Upper GI Endoscopy | Facility | 20 | 20 | $80.45 | $1,609 |
| 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 | 14 | 11 | $26.69 | $374 |
By year: 2022 $41K for 436 services; 2023 $32K for 344 services; 2024 $39K for 424 services.
Medicare prescription drug claims, 2024
In 2024, the drug Siddharth Singh prescribed most often to Medicare patients was Stelara (Ustekinumab), with 76 prescriptions and refills. In total Siddharth Singh wrote 574 Medicare prescriptions that cost $4.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Stelara Ustekinumab | 76 | 111 | 15 | $2.0M |
| Sodium Chloride Generic | 45 | 45 | Under 11 | $989 |
| Mesalamine Generic | 44 | 99 | 12 | $29K |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 35 | 35 | 35 | $2,102 |
| Omeprazole Generic | 30 | 76 | Under 11 | $429 |
| Skyrizi On-Body Risankizumab-Rzaa | 26 | 40 | Under 11 | $485K |
| Gattex Teduglutide | 26 | 28 | Under 11 | $1.2M |
| Diphenoxylate-Atropine Diphenoxylate Hcl/Atropine | 16 | 23 | Under 11 | $1,465 |
| Entyvio Pen Vedolizumab | 15 | 15 | Under 11 | $84K |
| Amitriptyline Hcl Generic | 14 | 29 | Under 11 | $157 |
| Remicade Infliximab | 14 | 22 | Under 11 | $96K |
| Humira(Cf) Pen Adalimumab | 14 | 14 | Under 11 | $134K |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 13 | 13 | 13 | $224 |
| Budesonide Dr Budesonide | 13 | 27 | Under 11 | $925 |
| Opium Tincture Generic | 12 | 14 | Under 11 | $2,674 |
Brand drugs: 231 claims; generic drugs: 328 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Siddharth Singh $0 (- in general payments such as food, travel and fees) from 2 companies.
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.