Barbara Armstrong, NP
- Part D claims, 2024
- 1,095
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 1400 E Church St, Santa Maria, CA 93454
- Practice phone
- Call (805) 739-3100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Barbara Armstrong'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.
Barbara Armstrong is a nurse practitioner in Santa Maria, California
Barbara Armstrong practices at Dignity Health - Marian Regional Medical Center in Santa Maria, California, part of CommonSpirit Health.
Barbara Armstrong's NPI, 1598908386, was assigned on April 9, 2009. Barbara Armstrong holds California license NPF2403 RN343075.
- NPI
- 1598908386NPI Registry (opens in a new tab)
- NPI enumeration date
- April 9, 2009
- NPI status
- Active
- Practice phone
- (805) 739-3100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Barbara Armstrong practices at Dignity Health - Marian Regional Medical Center in Santa Maria, California
Barbara Armstrong's primary practice is Dignity Health - Marian Regional Medical Center, at 1400 E Church St, Santa Maria, CA 93454 in Santa Barbara County. The practice phone is (805) 739-3100.
- Dignity Health - Marian Regional Medical Center1400 E Church St, Santa Maria, CA 93454 · Santa Barbara CountyPhone(805) 739-3100
Source: Dmand AI Affiliation Data
Barbara Armstrong is affiliated with 3 sites of care and 1 medical group
Barbara Armstrong's primary practice is Dignity Health - Marian Regional Medical Center in Santa Maria, California, part of CommonSpirit Health. The medical group on file is Central Coast Family Care. Dmand AI also links Barbara Armstrong to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Barbara Armstrong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Barbara Armstrong practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Marian Regional Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Barbara Armstrong is one of 5,983 nurse practitioners in California
Nurse practitioner is Barbara Armstrong's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Barbara Armstrong is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Barbara Armstrong
Counts of nurse practitioners 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
Barbara Armstrong's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Barbara Armstrong's median patient age at 67, with 81% women.
Barbara Armstrong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women81%
- Men18%
Source: Dmand AI Patient Panel Data
Barbara Armstrong wrote 1,095 Medicare Part D claims in 2024
In 2024, Barbara Armstrong wrote 1,095 Medicare Part D claims for 130 patients. 92% of them were for generic drugs. CMS names the drug for 762 of them, across 18 drugs with 11 or more claims each, at $8,140 in total drug cost.
Barbara Armstrong's Part D claims by kind of drug, 2024
- Generic1,004 claims92%
- Brand-name and other91 claims8%
Barbara Armstrong's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Barbara Armstrong's Part D claims, 2024
- Antibiotics2%26 of 1,095 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Sources for Barbara Armstrong'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 and Drug (CMS) (opens in a new tab)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 Barbara Armstrong
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Barbara Armstrong's NPI number?
Barbara Armstrong's NPI number is 1598908386. It was assigned on April 9, 2009, and it is active in the NPI Registry.
What does Barbara Armstrong specialize in?
Barbara Armstrong is a nurse practitioner in Santa Maria, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Barbara Armstrong practice?
Barbara Armstrong practices at 1400 E Church St, Santa Maria, CA 93454. Barbara Armstrong's primary practice is Dignity Health - Marian Regional Medical Center in Santa Maria, California, part of CommonSpirit Health. Dmand AI also links Barbara Armstrong to 1 hospital and 1 group practice or clinic.
What is Barbara Armstrong's office phone number?
The practice phone on file for Barbara Armstrong is (805) 739-3100.
What is Barbara Armstrong's medical license number?
Barbara Armstrong holds California license NPF2403 RN343075.
Which hospitals is Barbara Armstrong affiliated with?
Barbara Armstrong practices at Dignity Health - Marian Regional Medical Center in Santa Maria, California. Dmand AI links Barbara Armstrong to 1 more hospital.
What medical group is Barbara Armstrong part of?
Barbara Armstrong is linked to Central Coast Family Care.
What drugs does Barbara Armstrong prescribe most?
In 2024 Medicare Part D data, Barbara Armstrong's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Losartan Potassium.
How long has Barbara Armstrong been practicing?
Barbara Armstrong's NPI was assigned in 2009.
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