Doctor profile · Federal record
Dr. Ashish Kalthia, MD
Specialist (CMS: Nephrology) · Garden Grove, CA
- NPI 1508880659
- Accepts Medicare
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
12665 Garden Grove Blvd Ste 211
Garden Grove, CA 928431916
(714) 636-2890
fax (714) 636-2909
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- November 29, 2023
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- California #A78472
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508880659. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,451
Distinct HCPCS
8
Medicare allowed
$224,673
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 619 | 89 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 297 | 106 | $125 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 226 | 30 | $374 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 101 | 53 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 79 | 48 | $120 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 71 | 25 | $311 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 42 | 41 | $182 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 16 | 13 | $215 |
In context: peer comparison
Among 1 peers in Garden Grove Specialist, average services per provider: 181. This provider delivers 8.0× the peer median.Open Payments
Industry payments received
All-time total
$246
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 1 | $105.05 | |
| Travere Therapeutics, INC. | 1 | $94.60 | |
| Amgen INC. | 1 | $31.15 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $15.07 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
513
Patients
83
Total drug cost
$29,121
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Calcium Acetate | Generic | 87 | 22 | $6,725 |
| Amlodipine Besylate | Generic | 63 | 17 | $1,109 |
| Furosemide | Generic | 61 | 15 | $601 |
| Losartan Potassium | Generic | 52 | 14 | $1,046 |
| Sevelamer Carbonate | Generic | 44 | 0 | $13,223 |
| Prednisone | Generic | 40 | 0 | $325 |
| Allopurinol | Generic | 24 | 0 | $452 |
| Mycophenolate Mofetil | Generic | 21 | 0 | $1,853 |
| Atorvastatin Calcium | Generic | 20 | 0 | $141 |
| Hydralazine Hcl | Generic | 20 | 0 | $557 |
Hospital affiliations
Frequently asked questions
What is Dr. Ashish Kalthia's medical specialty?
Dr. Ashish Kalthia practices Specialist in Garden Grove, CA.
Where does Dr. Ashish Kalthia practice?
Dr. Ashish Kalthia practices at 12665 Garden Grove Blvd Ste 211, Garden Grove, CA 928431916. Office phone: 7146362890.
What is Dr. Ashish Kalthia's NPI?
Dr. Ashish Kalthia's National Provider Identifier (NPI) is 1508880659, issued by NPPES.
Does Dr. Ashish Kalthia accept Medicare assignment?
Yes. Dr. Ashish Kalthia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ashish Kalthia commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.