Doctor profile · Federal record
Dr. David Zarian, MD
Internal Medicine Physician (CMS: Internal Medicine) · Encino, CA
- NPI 1629179288
- Accepts Medicare
- MIPS 15.4 / 100 · 2023
- 46 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
16661 Ventura Blvd, #310
Encino, CA 91436
(818) 986-7399
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- December 17, 2009
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A43580
- Medicaid
- CA #00A435801
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629179288. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
8,722
Distinct HCPCS
10
Medicare allowed
$794,986
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 1,922 | 401 | $98 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,747 | 387 | $139 | |
36415 |
Insertion of needle into vein for collection of blood sample | 727 | 332 | $5 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 655 | 88 | $58 | |
K1034 |
Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count | 644 | 165 | $12 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 294 | 37 | $125 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 266 | 233 | $16 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 247 | 247 | $21 | |
81003 |
Automated urinalysis test | 244 | 184 | $2 | |
82044 |
Urine microalbumin (protein) analysis | 239 | 180 | $6 |
In context: peer comparison
Among 13 peers in Encino Internal Medicine Physician, average services per provider: 207. This provider delivers 42× the peer median.Open Payments
Industry payments received
All-time total
$2,220
Transactions
80
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 14 | $336.38 | |
| Amgen INC. | 9 | $301.52 | |
| Ardelyx, INC. | 9 | $194.11 | |
| Novartis Pharmaceuticals Corporation | 7 | $150.72 | |
| GlaxoSmithKline, LLC. | 6 | $142.63 | |
| Bayer Healthcare Pharmaceuticals INC. | 4 | $121.76 | |
| Abbvie INC. | 4 | $121.68 | |
| Novo Nordisk INC | 5 | $97.63 | |
| Otsuka America Pharmaceutical, INC. | 4 | $97.46 | |
| Phathom Pharmaceuticals, INC. | 3 | $87.40 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $80.92 | |
| Lilly USA, LLC | 3 | $78.18 | |
| Radius Health, INC. | 3 | $76.88 | |
| Ironwood Pharmaceuticals, INC | 3 | $70.45 | |
| Pfizer INC. | 3 | $70.45 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,580
Patients
1,070
Total drug cost
$634,902
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 509 | 106 | $14,071 |
| Celecoxib | Generic | 490 | 106 | $21,292 |
| Linzess (Linaclotide) | Brand | 463 | 85 | $283,808 |
| Levothyroxine Sodium | Generic | 454 | 72 | $6,042 |
| Losartan Potassium | Generic | 426 | 74 | $6,616 |
| Atorvastatin Calcium | Generic | 407 | 76 | $5,734 |
| Vascepa (Icosapent Ethyl) | Brand | 400 | 62 | $139,027 |
| Diclofenac Sodium | Generic | 371 | 91 | $130,463 |
| Gabapentin | Generic | 345 | 75 | $7,084 |
| Metformin Hcl | Generic | 309 | 55 | $2,693 |
Hospital affiliations
Frequently asked questions
What is Dr. David Zarian's medical specialty?
Dr. David Zarian practices Internal Medicine Physician in Encino, CA.
Where does Dr. David Zarian practice?
Dr. David Zarian practices at 16661 Ventura Blvd, Encino, CA 91436. Office phone: 8189867399.
What is Dr. David Zarian's NPI?
Dr. David Zarian's National Provider Identifier (NPI) is 1629179288, issued by NPPES.
Does Dr. David Zarian accept Medicare assignment?
Yes. Dr. David Zarian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Zarian 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 for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.