Doctor profile · Federal record
Dr. Arjun Singh, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Hospitalist Physician · Saint Louis, MO
- NPI 1780619957
- Accepts Medicare
- 41 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
6013 Hampton Ave
Saint Louis, MO 631093608
(314) 353-8854 - Additional location
-
1 Memorial Dr
Alton, IL 620026722
(618) 463-7240
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 22, 2021
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (3)
- Missouri #MD 104712 · Illinois #036092474 · Missouri #104712
- Medicaid
- MO #206814006
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780619957. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
758
Distinct HCPCS
5
Medicare allowed
$61,868
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 499 | 225 | $79 | |
99238 |
Hospital discharge day management, 30 minutes or less | 134 | 132 | $81 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 56 | 56 | $131 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 56 | 43 | $51 | |
99239 |
Hospital discharge day management, more than 30 minutes | 13 | 13 | $115 |
In context: peer comparison
Among 216 peers in this city , average services per provider: 171. This provider delivers 4.4× the peer median.Open Payments
Industry payments received
All-time total
$241
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Sumitomo Pharma America, Inc. | 1 | $125.00 | |
| AstraZeneca Pharmaceuticals LP | 1 | $115.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
922
Patients
216
Total drug cost
$11,184
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 105 | 18 | $2,562 |
| Alprazolam | Generic | 90 | 14 | $288 |
| Furosemide | Generic | 84 | 33 | $433 |
| Lisinopril | Generic | 74 | 22 | $597 |
| Rosuvastatin Calcium | Generic | 69 | 19 | $676 |
| Amlodipine Besylate | Generic | 64 | 28 | $364 |
| Oxycodone Hcl | Generic | 63 | 0 | $1,122 |
| Atorvastatin Calcium | Generic | 59 | 22 | $503 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 58 | 0 | $2,029 |
| Levothyroxine Sodium | Generic | 53 | 13 | $1,012 |
Frequently asked questions
What is Dr. Arjun Singh's medical specialty?
Dr. Arjun Singh practices Internal Medicine Physician in Saint Louis, MO.
Where does Dr. Arjun Singh practice?
Dr. Arjun Singh practices at 6013 Hampton Ave, Saint Louis, MO 631093608. Office phone: 3143538854.
What is Dr. Arjun Singh's NPI?
Dr. Arjun Singh's National Provider Identifier (NPI) is 1780619957, issued by NPPES.
Does Dr. Arjun Singh accept Medicare assignment?
Yes. Dr. Arjun Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arjun Singh commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.