Margaret M. Henderson, PA-C
- Part D claims, 2024
- 15
- Affiliated sites
- 5
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 12800 Bothell - Everett Highway #200, Everett, WA 98201
- Practice phone
- Call (425) 316-5170
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Endoscopy Center - Everett
Surgery Center - Medicare-Certified · Everett, Washington
Find Margaret Henderson's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Margaret M. Henderson is a physician assistant in Everett, Washington
Margaret Henderson practices at Endoscopy Center - Everett in Everett, Washington.
Margaret Henderson's NPI, 1396722245, was assigned on December 30, 2005. Margaret Henderson holds Washington license PA10001527.
- NPI
- 1396722245NPI Registry (opens in a new tab)
- NPI enumeration date
- December 30, 2005
- NPI status
- Active
- Practice phone
- (425) 316-5170
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Margaret M. Henderson practices at Endoscopy Center - Everett in Everett, Washington
Margaret Henderson's primary practice is Endoscopy Center - Everett, at 12800 Bothell - Everett Highway #200, Everett, WA 98201. The practice phone is (425) 316-5170.
- Endoscopy Center - Everett12800 Bothell - Everett Highway #200, Everett, WA 98201Phone(425) 316-5170
Source: Dmand AI Affiliation Data
Margaret M. Henderson is affiliated with 5 sites of care and 3 medical groups
Margaret Henderson's primary practice is Endoscopy Center - Everett in Everett, Washington. The medical group on file is Providence Medical Group - North Puget Sound (Everett). Dmand AI also links Margaret Henderson to 3 more group practices and clinics, 2 medical groups and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Margaret M. Henderson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Margaret Henderson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Endoscopy Center - Everett | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Margaret M. Henderson is one of 3,005 physician assistants in Washington
Physician assistant is Margaret Henderson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Margaret Henderson is licensed in Washington.
Specialties and state licenses
- Physician assistant, WashingtonPrimary
Physician assistants near Margaret Henderson
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Margaret M. Henderson's patients have a median age of 44
Across all payers, Dmand AI patient panel data puts Margaret Henderson's median patient age at 44, with 68% women.
Margaret Henderson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women68%
- Men32%
Source: Dmand AI Patient Panel Data
Margaret M. Henderson wrote 15 Medicare Part D claims in 2024
In 2024, Margaret Henderson wrote 15 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Sources for Margaret M. Henderson's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Margaret M. Henderson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Margaret M. Henderson's NPI number?
Margaret M. Henderson's NPI number is 1396722245. It was assigned on December 30, 2005, and it is active in the NPI Registry.
What does Margaret M. Henderson specialize in?
Margaret M. Henderson is a physician assistant in Everett, Washington. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Margaret M. Henderson practice?
Margaret Henderson practices at 12800 Bothell - Everett Highway #200, Everett, WA 98201. Margaret Henderson's primary practice is Endoscopy Center - Everett in Everett, Washington. Dmand AI also links Margaret Henderson to 3 group practices and clinics, 2 medical groups and 1 ambulatory surgery center.
What is Margaret M. Henderson's office phone number?
The practice phone on file for Margaret Henderson is (425) 316-5170.
What is Margaret M. Henderson's medical license number?
Margaret Henderson holds Washington license PA10001527.
What medical group is Margaret M. Henderson part of?
Margaret Henderson is linked to Providence Medical Group - North Puget Sound (Everett). Dmand AI links Margaret Henderson to 2 more medical groups.
How long has Margaret M. Henderson been practicing?
Margaret Henderson graduated from medical school in 1987, 39 years ago.
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