Doctor profile · Federal record
Dr. Michael Portner, MD
Nephrology Physician (CMS: Nephrology) · Cleveland, MS
- NPI 1659439867
- Accepts Medicare
- 46 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
803 First Street
Cleveland, MS 38732
(662) 843-2721 - Mailing address
-
Po Box 306, Delta Hills Nephrology Associates
Greenwood, MS 389350306
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Mississippi #09174
- Medicaid
- MS #00115736
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659439867. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,081
Distinct HCPCS
9
Medicare allowed
$212,072
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 538 | 69 | $320 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 156 | 59 | $46 | |
90935 |
Hemodialysis procedure with physician evaluation | 142 | 42 | $66 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 109 | 61 | $50 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 54 | 29 | $73 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 33 | 20 | $260 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 20 | 20 | $100 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 16 | 14 | $81 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 13 | 12 | $183 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 120. This provider delivers 9.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
859
Patients
157
Total drug cost
$698,219
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sevelamer Carbonate | Generic | 202 | 34 | $36,780 |
| Auryxia (Ferric Citrate) | Brand | 115 | 25 | $272,674 |
| Velphoro (Sucroferric Oxyhydroxide) | Brand | 107 | 28 | $311,427 |
| Amlodipine Besylate | Generic | 67 | 16 | $444 |
| Calcium Acetate | Generic | 53 | 0 | $6,123 |
| Hydralazine Hcl | Generic | 37 | 0 | $780 |
| Furosemide | Generic | 35 | 13 | $393 |
| Minoxidil | Generic | 35 | 0 | $746 |
| Losartan Potassium | Generic | 33 | 0 | $352 |
| Renvela (Sevelamer Carbonate) | Brand | 32 | 0 | $65,160 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Portner's medical specialty?
Dr. Michael Portner practices Nephrology Physician in Cleveland, MS.
Where does Dr. Michael Portner practice?
Dr. Michael Portner practices at 803 First Street, Cleveland, MS 38732. Office phone: 6628432721.
What is Dr. Michael Portner's NPI?
Dr. Michael Portner's National Provider Identifier (NPI) is 1659439867, issued by NPPES.
Does Dr. Michael Portner accept Medicare assignment?
Yes. Dr. Michael Portner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Portner commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Hemodialysis procedure with physician evaluation (HCPCS 90935). Source: CMS Medicare Physician & Other Practitioners file.