Doctor profile · Federal record
Dr. Alejandro Diez, MD
Nephrology Physician (CMS: Nephrology) · Columbus, OH
- NPI 1669670782
- Accepts Medicare
- MIPS 88.3 / 100 · 2023
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 W 10Th Ave
Columbus, OH 432101280
(614) 293-4837
fax (614) 293-3125 - Mailing address
-
700 Ackerman RD Ste 2120
Columbus, OH 432021559
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- February 26, 2026
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Ohio #35.099766
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669670782. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
521
Distinct HCPCS
8
Medicare allowed
$56,858
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 140 | 56 | $77 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 109 | 95 | $140 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 64 | 58 | $93 | |
90945 |
Dialysis procedure including 1 evaluation | 61 | 17 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 47 | 29 | $114 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 44 | 39 | $168 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 31 | 31 | $171 | |
90935 |
Hemodialysis procedure with physician evaluation | 25 | 20 | $70 |
In context: peer comparison
Among 20 peers in Columbus Nephrology Physician, average services per provider: 78. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$18
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals INC. | 1 | $17.98 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,032
Patients
214
Total drug cost
$120,112
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 419 | 72 | $2,507 |
| Prednisone | Generic | 124 | 35 | $866 |
| Tacrolimus | Generic | 106 | 22 | $29,219 |
| Mycophenolic Acid (Mycophenolate Sodium) | Brand | 62 | 13 | $17,475 |
| Nifedipine ER (Nifedipine) | Brand | 54 | 16 | $4,458 |
| Famotidine | Generic | 41 | 11 | $407 |
| Furosemide | Generic | 36 | 19 | $253 |
| Carvedilol | Generic | 35 | 14 | $258 |
| Cinacalcet Hcl | Generic | 34 | 0 | $7,968 |
| Tamsulosin Hcl | Generic | 27 | 0 | $762 |
Frequently asked questions
What is Dr. Alejandro Diez's medical specialty?
Dr. Alejandro Diez practices Nephrology Physician in Columbus, OH.
Where does Dr. Alejandro Diez practice?
Dr. Alejandro Diez practices at 300 W 10Th Ave, Columbus, OH 432101280. Office phone: 6142934837.
What is Dr. Alejandro Diez's NPI?
Dr. Alejandro Diez's National Provider Identifier (NPI) is 1669670782, issued by NPPES.
Does Dr. Alejandro Diez accept Medicare assignment?
Yes. Dr. Alejandro Diez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alejandro Diez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.