Psychiatry and Neurology, Neurology · Baltimore, MD
NPI
1194768614
Since 2006
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
600 N Wolfe St
Baltimore, MD, 21287
Phone (410) 955-9441
Groups this clinician bills Medicare through
Medicare paid, 2024
$39K
606 services
Medicare patients, 2024
216
Average age 72
Drug cost, 2024
$2.3M
359 prescriptions
Company payments, 2025
$9,491
From 5 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Michael J Polydefkis was code 88399 (surgical pathology examination), 109 times for 63 patients. In total Michael J Polydefkis billed 606 services in 19 codes, and Medicare paid $39K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-01-16.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 88399 Surgical Pathology Examination | Facility | 109 | 63 | $69.36 | $7,560 |
| 99215 Office E&M - Established | Facility | 72 | 62 | $107.54 | $7,743 |
| 95885 Electrical Nerve Conductivity | Facility | 68 | 57 | $14.47 | $984 |
| 88305 Surgical Pathology Examination | Facility | 54 | 18 | $29.17 | $1,575 |
| 88342 Immunohistochemistry | Facility | 54 | 18 | $27.29 | $1,474 |
| 88314 Surgical Pathology Examination | Facility | 45 | 15 | $15.91 | $716 |
| 99205 Office E&M - New | Facility | 39 | 39 | $139.94 | $5,458 |
| 95886 Electrical Nerve Conductivity | Facility | 34 | 32 | $32.78 | $1,115 |
| 95912 Electrical Nerve Conductivity | Facility | 20 | 20 | $123.47 | $2,469 |
| 88356 Immunohistochemistry | Facility | 20 | 11 | $94.19 | $1,884 |
| 95913 Electrical Nerve Conductivity | Facility | 20 | 20 | $148.42 | $2,968 |
| 95910 Electrical Nerve Conductivity | Facility | 18 | 18 | $84.31 | $1,518 |
| 95911 Electrical Nerve Conductivity | Facility | 18 | 18 | $81.73 | $1,471 |
| 95909 Electrical Nerve Conductivity | Facility | 12 | 12 | $60.45 | $725 |
| 99214 Office E&M - Established | Facility | 11 | 11 | $70.14 | $772 |
By year: 2022 $51K for 921 services; 2023 $43K for 678 services; 2024 $39K for 606 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 88399 Surgical Pathology Examination | 109 | 63 | $69.36 | $7,560 |
| 88305 Surgical Pathology Examination | 54 | 18 | $29.17 | $1,575 |
| 88342 Immunohistochemistry | 54 | 18 | $27.29 | $1,474 |
| 88314 Surgical Pathology Examination | 45 | 15 | $15.91 | $716 |
| 88356 Immunohistochemistry | 20 | 11 | $94.19 | $1,884 |
Medicare prescription drug claims, 2024
In 2024, the drug Michael J Polydefkis prescribed most often to Medicare patients was Gabapentin, with 47 prescriptions and refills. In total Michael J Polydefkis wrote 359 Medicare prescriptions that cost $2.3M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Gabapentin Generic | 47 | 74 | Under 11 | $1,555 |
| Fentanyl Generic | 41 | 41 | Under 11 | $9,233 |
| Privigen Immun Glob G(Igg)/Pro/Iga 0-50 | 34 | 34 | Under 11 | $286K |
| Onpattro Patisiran Sodium,lipid Complex | 33 | 33 | Under 11 | $997K |
| Nortriptyline Hcl Generic | 31 | 35 | Under 11 | $141 |
| Tramadol Hcl Generic | 17 | 17 | Under 11 | $370 |
| Gamunex-C Immune Globul G/Gly/Iga Avg 46 | 16 | 16 | Under 11 | $141K |
| Duloxetine Hcl Generic | 15 | 19 | Under 11 | $261 |
| Diflunisal Generic | 13 | 17 | Under 11 | $719 |
| Methylprednisolone Sodium Succ Methylprednisolone Sod Succ | 13 | 13 | Under 11 | $329 |
| Tramadol Hcl Er Tramadol Hcl | 12 | 12 | Under 11 | $884 |
Brand drugs: 108 claims; generic drugs: 251 claims; opioid claims: 101.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Michael J Polydefkis $9,491 ($9,491 in general payments such as food, travel and fees) from 5 companies. The largest payer was Vertex Pharmaceuticals Incorporated with $6,375.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.