Doctor profile · Federal record
Dr. Michael Koshak, MD
Family Medicine Physician (CMS: General Practice) · North Hollywood, CA
- NPI 1689680696
- Accepts Medicare
- 50 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11631 Victory Blvd, 101
North Hollywood, CA 916063572
(818) 764-8838
fax (818) 432-2238
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 24, 2013
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A36588
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689680696. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
139
Distinct HCPCS
4
Medicare allowed
$11,478
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 95 | 52 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 15 | $128 | |
36410 |
Insertion of needle into vein (3 years or older) | 12 | 12 | $19 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 12 | 11 | $27 |
In context: peer comparison
Among 2 peers in North Hollywood Family Medicine Physician, average services per provider: 77. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$35
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 1 | $18.75 | |
| GlaxoSmithKline, LLC. | 1 | $16.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
281
Patients
31
Total drug cost
$10,758
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 38 | 17 | $653 |
| Amlodipine Besylate | Generic | 32 | 14 | $751 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 26 | 0 | $998 |
| Alprazolam | Generic | 25 | 0 | $96 |
| Omeprazole | Generic | 20 | 0 | $276 |
| Levothyroxine Sodium | Generic | 18 | 0 | $726 |
| Losartan Potassium | Generic | 17 | 0 | $608 |
| Benazepril Hcl | Generic | 16 | 0 | $614 |
| Tamsulosin Hcl | Generic | 16 | 0 | $492 |
| Fluticasone Propionate | Generic | 14 | 0 | $287 |
Frequently asked questions
What is Dr. Michael Koshak's medical specialty?
Dr. Michael Koshak practices Family Medicine Physician in North Hollywood, CA.
Where does Dr. Michael Koshak practice?
Dr. Michael Koshak practices at 11631 Victory Blvd, North Hollywood, CA 916063572. Office phone: 8187648838.
What is Dr. Michael Koshak's NPI?
Dr. Michael Koshak's National Provider Identifier (NPI) is 1689680696, issued by NPPES.
Does Dr. Michael Koshak accept Medicare assignment?
Yes. Dr. Michael Koshak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Koshak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein (3 years or older) (HCPCS 36410). Source: CMS Medicare Physician & Other Practitioners file.