Margaret M. Henderson, PA-C

  • Everett, WA
  • Physician assistant
NPI1396722245
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
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Personal email
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Mobile number
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Social profiles

Primary practice

Endoscopy Center - Everett

Surgery Center - Medicare-Certified · Everett, Washington

See all 8 affiliations

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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 and contact details
NPI enumeration date
December 30, 2005
NPI status
Active
Practice phone
(425) 316-5170
Professional email
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Personal email
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Mobile number
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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 - Everett
    12800 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.

See all 8 affiliations for Margaret Henderson

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.

EHR by site
SiteEHR vendor and product
Endoscopy Center - EverettAvailable with a free account
+4 more sites and 2 medical groupsAvailable 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, WashingtonPrimaryLicense PA10001527 · taxonomy 363A00000X

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.

Part D claims, 202415

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Sources for Margaret M. Henderson's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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