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Edit this profileAt a glance
- 414 G St, Suite 208, Marysville, CA 95901
About Jennifer Duncan
Listed in the NPI registry as a nurse practitioner, Jennifer A. Duncan, N.P practices in Marysville, CA. Medicare claims data shows Jennifer provided 669 services to 121 patients. The services billed most often include telephone medical discussion with physician, 5-10 minutes, exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. NPI 1043495021 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (530) 741-1122
- Email not available
Practice Locations
414 G ST SUITE 208
Marysville, CA 95901
Procedures Most Often Billed to Medicare
669 services · 121 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
39 | As often as other peers in Nurse Practitioner |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
595 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
35 | As often as other peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 31 related providers in 4 groups
Other nurse practitioners in Marysville 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Jennifer A. Duncan?
Jennifer A. Duncan is a nurse practitioner in Marysville, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Jennifer A. Duncan's address?
Jennifer A. Duncan is listed at 414 G St Suite 208, Marysville, CA 95901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Jennifer A. Duncan?
The number on file is (530) 741-1122. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Jennifer A. Duncan?
Jennifer A. Duncan's National Provider Identifier is 1043495021. 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
Where did Jennifer A. Duncan train?
Jennifer A. Duncan attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jennifer A. Duncan have?
Jennifer A. Duncan has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What procedures does Jennifer A. Duncan perform?
According to Medicare billing data, Jennifer A. Duncan provides treatments such as exercise or drug-induced heart stress test with electrocardiogram with supervision by physician, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jennifer A. Duncan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jennifer A. Duncan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.