Physician Profile
Unclaimed ProfileAbout DUNCAN
Based in Santa Rosa, CA, Max Barnett Duncan, D.O. is listed in the NPI registry under neurology. Max graduated from Midwestern University, Chicago College of Osteopathic Med in 1982.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Duncan's specialty?
Dr. Duncan is a neurology in Santa Rosa, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEUROLOGY”.
NPI registry
Where can I find Dr. Duncan?
Dr. Duncan is listed at 3883 AIRWAY DR SUITE 201, Santa Rosa, CA 95403. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Duncan?
The number on file is (707) 521-7755. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Duncan's NPI number?
Dr. Duncan's National Provider Identifier is 1114066974. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Duncan's medical education?
Dr. Duncan attended Midwestern University, Chicago College of Osteopathic Med, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Duncan been practising?
Dr. Duncan has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Duncan known for?
According to Medicare billing data, Dr. Duncan performs procedures including injection of chemical for paralysis of facial and neck nerve muscles on both sides of face, injection of chemical for paralysis of nerve muscles on side of face and injection of anesthetic agent and/or steroid into upper neck and back of head nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Duncan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duncan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (707) 521-7755
- Email not available
Practice Locations
3883 AIRWAY DR SUITE 201
Santa Rosa, CA 95403
Procedures Most Often Billed to Medicare
51,876 services · 1,282 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face | Procedure | 64615 |
190 |
| Injection of chemical for paralysis of nerve muscles on side of face | Procedure | 64612 |
36 |
| Injection of anesthetic agent and/or steroid into upper neck and back of head nerve | Procedure | 64405 |
26 |
| Injection, onabotulinumtoxina, 1 unit | Drug given | J0585 |
49,250 |
| Injection, bupivicaine, not otherwise specified, 0.5 mg | Drug given | J0665 |
880 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
92 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
600 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
462 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
156 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
146 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other neurology specialists in Santa Rosa 8
Same specialty, same city.
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1982 at Midwestern University, Chicago College of Osteopathic Med 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.