Doctor profile · Federal record
Dr. Marjan Lyons, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Thousand Oaks, CA
- NPI 1548603517
- Accepts Medicare
- 13 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
100 Moody CT Ste 200
Thousand Oaks, CA 913606082
(805) 418-3500 - Mailing address
-
100 E 77Th St
New York, NY 100751850
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- April 17, 2019
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #141569
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548603517. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
700
Distinct HCPCS
10
Medicare allowed
$77,403
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 358 | 225 | $127 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 148 | 104 | $92 | |
G0009 |
Administration of pneumococcal vaccine | 34 | 34 | $34 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 33 | 33 | $282 | |
G0008 |
Administration of influenza virus vaccine | 27 | 27 | $34 | |
90662 |
Influenza vaccine split virus, preservative free | 25 | 25 | $72 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 20 | 20 | $16 | |
69209 |
Removal of impacted ear wax by washing | 19 | 18 | $25 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 19 | 19 | $60 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $181 |
In context: peer comparison
Among 15 peers in Thousand Oaks Internal Medicine Physician, average services per provider: 325. This provider delivers 2.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
769
Patients
227
Total drug cost
$13,745
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 104 | 28 | $1,407 |
| Atorvastatin Calcium | Generic | 101 | 35 | $1,262 |
| Rosuvastatin Calcium | Generic | 62 | 20 | $1,898 |
| Amlodipine Besylate | Generic | 58 | 19 | $696 |
| Losartan Potassium | Generic | 56 | 19 | $1,175 |
| Lisinopril | Generic | 45 | 15 | $458 |
| Zolpidem Tartrate | Generic | 43 | 15 | $294 |
| Metoprolol Succinate | Generic | 41 | 13 | $977 |
| Escitalopram Oxalate | Generic | 40 | 14 | $930 |
| Synthroid (Levothyroxine Sodium) | Brand | 40 | 12 | $2,669 |
Frequently asked questions
What is Dr. Marjan Lyons's medical specialty?
Dr. Marjan Lyons practices Internal Medicine Physician in Thousand Oaks, CA.
Where does Dr. Marjan Lyons practice?
Dr. Marjan Lyons practices at 100 Moody CT Ste 200, Thousand Oaks, CA 913606082. Office phone: 8054183500.
What is Dr. Marjan Lyons's NPI?
Dr. Marjan Lyons's National Provider Identifier (NPI) is 1548603517, issued by NPPES.
Does Dr. Marjan Lyons accept Medicare assignment?
Yes. Dr. Marjan Lyons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marjan Lyons commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Administration of pneumococcal vaccine (HCPCS G0009). Source: CMS Medicare Physician & Other Practitioners file.