Mark Northfield in Petaluma, California

Medical School: Warren Alpert Medical School Of Brown University
Graduation Year: 1991
The Primary Medical Specialty for Mark Northfield is listed as: Orthopedic Surgery
Approximate Years of Experience: 34
PAC (PECOS ID)#: 3779608997
NPI #: 1861406316
NPI Created On: 07/28/2006
NPI Last Updated Listed as: 11/09/2021
Primary Taxonomy Code: 207X00000X
License Number:
G77114
Listed Gender: Male

Forms of insurance accepted by include, but are not limited to:

• Humana
• Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English.

Services and Procedures include:

1. Aspiration and/or injection of small joint or joint capsule
2. Aspiration and/or injection of large joint or joint capsule
3. X-ray of pelvis, 1 or 2 views
4. X-ray of shoulder, minimum of 2 views
5. X-ray of hand, minimum of 3 views
6. X-ray of knee, 1 or 2 views
7. X-ray of knee, 3 views
8. New patient office or other outpatient visit, typically 20 minutes
9. New patient office or other outpatient visit, typically 30 minutes
10. Established patient office or other outpatient visit, typically 15 minutes
11. Established patient office or other outpatient, visit typically 25 minutes
12. Subsequent hospital inpatient care, typically 25 minutes per day
13. Injection, methylprednisolone acetate, 20 mg
14. Injection, methylprednisolone acetate, 40 mg
15. Injection, methylprednisolone acetate, 80 mg