Doctor profile · Federal record
Dr. Christian Athanassious, M.D.
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Santa Rosa, CA
- NPI 1043471279
- Accepts Medicare
- MIPS 77.9 / 100 · 2023
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1405 Montgomery Dr
Santa Rosa, CA 954054557
(707) 546-1922
fax (707) 546-1897
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- October 15, 2014
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State license (1)
- California #A124589
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043471279. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,649
Distinct HCPCS
10
Medicare allowed
$507,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 345 | 258 | $139 | |
72110 |
X-ray of lower and sacral spine, minimum of 4 views | 303 | 281 | $60 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 249 | 200 | $98 | |
97110 |
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 166 | 87 | $28 | |
72100 |
X-ray of lower and sacral spine, 2-3 views | 147 | 93 | $47 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 132 | 132 | $178 | |
22853 |
Insertion of cage or mesh device to spine bone and disc space during spine fusion | 122 | 70 | $227 | |
J1030 |
Injection, methylprednisolone acetate, 40 mg | 110 | 51 | $7 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 96 | 86 | $194 | |
20553 |
Injection of trigger points, 3 or more muscles | 83 | 49 | $67 |
In context: peer comparison
Among 8 peers in Santa Rosa Orthopaedic Surgery Physician, average services per provider: 104. This provider delivers 25× the peer median.Open Payments
Industry payments received
All-time total
$27,708
Transactions
49
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Globus Medical, INC. | 48 | $27,616.85 | |
| Ethicon US, LLC | 1 | $90.99 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
61
Patients
30
Total drug cost
$1,644
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 21 | 19 | $289 |
| Gabapentin | Generic | 18 | 0 | $377 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 11 | 0 | $119 |
| Naloxone Hcl | Generic | 11 | 11 | $858 |
Hospital affiliations
Frequently asked questions
What is Dr. Christian Athanassious's medical specialty?
Dr. Christian Athanassious practices Orthopaedic Surgery Physician in Santa Rosa, CA.
Where does Dr. Christian Athanassious practice?
Dr. Christian Athanassious practices at 1405 Montgomery Dr, Santa Rosa, CA 954054557. Office phone: 7075461922.
What is Dr. Christian Athanassious's NPI?
Dr. Christian Athanassious's National Provider Identifier (NPI) is 1043471279, issued by NPPES.
Does Dr. Christian Athanassious accept Medicare assignment?
Yes. Dr. Christian Athanassious accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christian Athanassious commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); X-ray of lower and sacral spine, minimum of 4 views (HCPCS 72110); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.