Doctor profile · Federal record
Dr. Sreenivas Mannam, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Flint, MI
- NPI 1629001334
- Accepts Medicare
- 39 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1345 Willowdale CT
Flint, MI 485324736
(810) 720-5130
fax (810) 720-4661
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Michigan #4301058532
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629001334. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
504
Distinct HCPCS
10
Medicare allowed
$74,756
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 87 | 86 | $126 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 70 | 69 | $110 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 70 | 70 | $242 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 64 | 63 | $168 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 42 | 42 | $162 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 36 | 36 | $162 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 25 | 25 | $103 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 24 | 24 | $173 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 23 | 23 | $77 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 22 | 22 | $84 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 101. This provider delivers 5.0× the peer median.Open Payments
Industry payments received
All-time total
$148
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, Inc. | 1 | $101.40 | |
| ABBVIE INC. | 1 | $29.28 | |
| Janssen Biotech, Inc. | 1 | $17.44 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
841
Patients
784
Total drug cost
$21,963
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 411 | 402 | $11,755 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 226 | 226 | $4,112 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 72 | 72 | $1,482 |
| Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 41 | 41 | $757 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 31 | 31 | $2,343 |
| Sulfasalazine | Generic | 31 | 0 | $1,047 |
| Omeprazole | Generic | 18 | 12 | $307 |
| Famotidine | Generic | 11 | 0 | $161 |
Hospital affiliations
Frequently asked questions
What is Dr. Sreenivas Mannam's medical specialty?
Dr. Sreenivas Mannam practices Gastroenterology Physician in Flint, MI.
Where does Dr. Sreenivas Mannam practice?
Dr. Sreenivas Mannam practices at 1345 Willowdale CT, Flint, MI 485324736. Office phone: 8107205130.
What is Dr. Sreenivas Mannam's NPI?
Dr. Sreenivas Mannam's National Provider Identifier (NPI) is 1629001334, issued by NPPES.
Does Dr. Sreenivas Mannam accept Medicare assignment?
Yes. Dr. Sreenivas Mannam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sreenivas Mannam commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.