Doctor profile · Federal record
Dr. Michael Marsh, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Toluca Lake, CA
- NPI 1619992047
- Accepts Medicare
- MIPS 13.9 / 100 · 2023
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
4418 Vineland Ave Ste 102
Toluca Lake, CA 916023457
(818) 842-7145
fax (818) 842-8279
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- December 21, 2018
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A39430
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619992047. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
29,787
Distinct HCPCS
10
Medicare allowed
$625,025
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 8,720 | 110 | $5 | |
95165 |
Professional service for preparation and provision of 1 or more antigens | 4,600 | 50 | $17 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 1,668 | 405 | $89 | |
36415 |
Insertion of needle into vein for collection of blood sample | 1,020 | 497 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 932 | 489 | $8 | |
84481 |
Thyroid hormone, t3 measurement, free | 887 | 474 | $17 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 851 | 425 | $8 | |
80076 |
Liver function blood test panel | 843 | 424 | $8 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 832 | 458 | $16 | |
84439 |
Thyroxine (thyroid chemical), free | 824 | 453 | $9 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 241. This provider delivers 124× the peer median.Open Payments
Industry payments received
All-time total
$2,070
Transactions
39
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Eli Lilly and Company | 14 | $1,446.65 | |
| Medtronic, Inc. | 1 | $142.19 | |
| GlaxoSmithKline, LLC. | 4 | $69.50 | |
| PFIZER INC. | 4 | $65.11 | |
| Gilead Sciences, Inc. | 2 | $53.47 | |
| Novartis Pharmaceuticals Corporation | 3 | $53.39 | |
| Sumitomo Pharma America, Inc. | 2 | $45.03 | |
| Bayer Healthcare Pharmaceuticals Inc. | 2 | $34.36 | |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | 1 | $34.20 | |
| Novo Nordisk Inc | 2 | $30.42 | |
| Phathom Pharmaceuticals, Inc. | 1 | $30.28 | |
| Lilly USA, LLC | 1 | $27.73 | |
| Dexcom, Inc. | 1 | $19.06 | |
| AstraZeneca Pharmaceuticals LP | 1 | $18.62 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,901
Patients
978
Total drug cost
$51,342
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 679 | 171 | $8,431 |
| Levothyroxine Sodium | Generic | 438 | 100 | $7,527 |
| Amlodipine Besylate | Generic | 394 | 101 | $3,214 |
| Gabapentin | Generic | 289 | 73 | $4,636 |
| Meloxicam | Generic | 269 | 67 | $1,597 |
| Lisinopril | Generic | 261 | 68 | $2,151 |
| Rosuvastatin Calcium | Generic | 234 | 52 | $5,507 |
| Metformin Hcl | Generic | 226 | 60 | $1,999 |
| Metoprolol Succinate | Generic | 207 | 50 | $3,477 |
| Pantoprazole Sodium | Generic | 195 | 59 | $3,020 |
Frequently asked questions
What is Dr. Michael Marsh's medical specialty?
Dr. Michael Marsh practices Internal Medicine Physician in Toluca Lake, CA.
Where does Dr. Michael Marsh practice?
Dr. Michael Marsh practices at 4418 Vineland Ave Ste 102, Toluca Lake, CA 916023457. Office phone: 8188427145.
What is Dr. Michael Marsh's NPI?
Dr. Michael Marsh's National Provider Identifier (NPI) is 1619992047, issued by NPPES.
Does Dr. Michael Marsh accept Medicare assignment?
Yes. Dr. Michael Marsh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Marsh commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.