Doctor profile · Federal record
Dr. Mark Ewens, M.D.
Family Medicine Physician (CMS: Family Practice) · Davis, CA
- NPI 1689602773
- Accepts Medicare
- MIPS 90.2 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2330 W. Covell Blvd
Davis, CA 956165058
(530) 406-2842
fax (530) 756-5817 - Mailing address
-
2330 W Covell Blvd
Davis, CA 956165658
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- October 30, 2013
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A71440
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689602773. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
786
Distinct HCPCS
10
Medicare allowed
$74,789
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 363 | 208 | $95 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 227 | 138 | $135 | |
G0008 |
Administration of influenza virus vaccine | 45 | 45 | $30 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 42 | 42 | $75 | |
0134A |
Adm sarscv2 bvl 50mcg/.5ml a | 21 | 20 | $44 | |
91313 |
Sarscov2 vac bvl 50mcg/0.5ml | 21 | 20 | $0 | |
90480 |
Admn sarscov2 vacc 1 dose | 16 | 16 | $44 | |
91322 |
Sarscov2 vac 50 mcg/0.5ml im | 16 | 16 | $143 | |
69209 |
Removal of impacted ear wax by washing | 13 | 11 | $19 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 11 | 11 | $26 |
In context: peer comparison
Among 24 peers in Davis Family Medicine Physician, average services per provider: 113. This provider delivers 7.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,167
Patients
864
Total drug cost
$55,897
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 439 | 118 | $6,708 |
| Losartan Potassium | Generic | 326 | 88 | $5,738 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 293 | 56 | $8,846 |
| Lisinopril | Generic | 293 | 86 | $4,284 |
| Omeprazole | Generic | 274 | 73 | $3,726 |
| Levothyroxine Sodium | Generic | 254 | 69 | $5,550 |
| Amlodipine Besylate | Generic | 222 | 64 | $2,491 |
| Simvastatin | Generic | 182 | 49 | $2,614 |
| Metformin Hcl | Generic | 154 | 44 | $2,592 |
| Hydrochlorothiazide | Generic | 146 | 42 | $572 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Ewens's medical specialty?
Dr. Mark Ewens practices Family Medicine Physician in Davis, CA.
Where does Dr. Mark Ewens practice?
Dr. Mark Ewens practices at 2330 W. Covell Blvd, Davis, CA 956165058. Office phone: 5304062842.
What is Dr. Mark Ewens's NPI?
Dr. Mark Ewens's National Provider Identifier (NPI) is 1689602773, issued by NPPES.
Does Dr. Mark Ewens accept Medicare assignment?
Yes. Dr. Mark Ewens accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Ewens 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.