Doctor profile · Federal record
Dr. Siddhartha Kattamanchi, MD
Nephrology Physician (CMS: Nephrology) · Marshfield, WI
- NPI 1316388382
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1000 N Oak Ave
Marshfield, WI 544495703
(715) 387-5511
Credentials & registration
- NPI registered
- July 2013 — 13 yrs on file
- Profile last updated
- March 30, 2021
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Wisconsin #63205
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316388382. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
453
Distinct HCPCS
6
Medicare allowed
$35,686
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90935 |
Hemodialysis procedure with physician evaluation | 140 | 45 | $68 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 102 | 50 | $76 | |
90945 |
Dialysis procedure including 1 evaluation | 74 | 21 | $81 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 72 | 51 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 37 | 31 | $99 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 28 | $124 |
In context: peer comparison
Among 5 peers in Marshfield Nephrology Physician, average services per provider: 75. This provider delivers 6.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
379
Patients
76
Total drug cost
$31,182
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 59 | 25 | $604 |
| Losartan Potassium | Generic | 52 | 19 | $527 |
| Furosemide | Generic | 49 | 21 | $432 |
| Calcitriol | Generic | 36 | 0 | $552 |
| Lisinopril | Generic | 24 | 11 | $288 |
| Potassium Citrate ER (Potassium Citrate) | Brand | 21 | 0 | $1,643 |
| Jardiance (Empagliflozin) | Brand | 19 | 0 | $11,580 |
| Metoprolol Tartrate | Generic | 19 | 0 | $265 |
| Spironolactone | Generic | 18 | 0 | $140 |
| Carvedilol | Generic | 16 | 0 | $98 |
Hospital affiliations
Frequently asked questions
What is Dr. Siddhartha Kattamanchi's medical specialty?
Dr. Siddhartha Kattamanchi practices Nephrology Physician in Marshfield, WI.
Where does Dr. Siddhartha Kattamanchi practice?
Dr. Siddhartha Kattamanchi practices at 1000 N Oak Ave, Marshfield, WI 544495703. Office phone: 7153875511.
What is Dr. Siddhartha Kattamanchi's NPI?
Dr. Siddhartha Kattamanchi's National Provider Identifier (NPI) is 1316388382, issued by NPPES.
Does Dr. Siddhartha Kattamanchi accept Medicare assignment?
Yes. Dr. Siddhartha Kattamanchi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Siddhartha Kattamanchi commonly perform?
Top Medicare-reported procedures in 2023: Hemodialysis procedure with physician evaluation (HCPCS 90935); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis procedure including 1 evaluation (HCPCS 90945). Source: CMS Medicare Physician & Other Practitioners file.