Doctor profile · Federal record
Dr. Mark Shermer, MD
Nephrology Physician (CMS: Internal Medicine) · Memphis, TN
- NPI 1144306366
- Accepts Medicare
- MIPS 91.6 / 100 · 2023
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6005 Park Ave, Ste 807
Memphis, TN 38119
(901) 762-0504
fax (901) 682-9460
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Tennessee #MD0000029065
- Medicaid
- TN #3375240
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144306366. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,276
Distinct HCPCS
8
Medicare allowed
$248,916
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 1,165 | 148 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 455 | 259 | $117 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 232 | 81 | $111 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 139 | 121 | $162 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 104 | 30 | $188 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 87 | 24 | $273 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 72 | 72 | $194 | |
99291 |
Critical care, first 30-74 minutes | 22 | 15 | $199 |
In context: peer comparison
Among 19 peers in this city , average services per provider: 189. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$131
Transactions
7
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Aurinia Pharma U.S., Inc. | 2 | $50.14 | |
| Fresenius USA Marketing, Inc. | 2 | $42.81 | |
| CorMedix Inc. | 1 | $19.43 | |
| Otsuka America Pharmaceutical, Inc. | 1 | $15.35 | |
| Travere Therapeutics, Inc. | 1 | $3.08 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
838
Patients
202
Total drug cost
$426,928
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Calcitriol | Generic | 190 | 61 | $3,615 |
| Sevelamer Carbonate | Generic | 125 | 25 | $15,895 |
| Velphoro (Sucroferric Oxyhydroxide) | Brand | 113 | 21 | $321,631 |
| Hydralazine Hcl | Generic | 67 | 25 | $1,616 |
| Furosemide | Generic | 58 | 27 | $638 |
| Allopurinol | Generic | 57 | 17 | $658 |
| Amlodipine Besylate | Generic | 45 | 15 | $722 |
| Auryxia (Ferric Citrate) | Brand | 32 | 0 | $55,566 |
| Clonidine Hcl | Generic | 30 | 0 | $618 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 28 | 0 | $21,643 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Shermer's medical specialty?
Dr. Mark Shermer practices Nephrology Physician in Memphis, TN.
Where does Dr. Mark Shermer practice?
Dr. Mark Shermer practices at 6005 Park Ave, Memphis, TN 38119. Office phone: 9017620504.
What is Dr. Mark Shermer's NPI?
Dr. Mark Shermer's National Provider Identifier (NPI) is 1144306366, issued by NPPES.
Does Dr. Mark Shermer accept Medicare assignment?
Yes. Dr. Mark Shermer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Shermer 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 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.