Registered nurse first assistants in the United States
- Registered nurse first assistants
- 2,540
- Linked to a hospital or group
- 301
- Hospitals with a registered nurse first assistant
- 161
- Medical groups with a registered nurse first assistant
- 37
- States and territories
- 51
There are 2,540 registered nurse first assistants in the US. Texas has the most, 308, and HonorHealth Scottsdale Shea Medical Center has the most affiliated registered nurse first assistants of any hospital, 10.
Find work emails and mobile numbers for all 2,540 US registered nurse first assistants
Validated work emails and mobile numbers for US registered nurse first assistants, found through healthcare waterfall enrichment, with a free Dmand AI account.
Texas has the most registered nurse first assistants, with 308
There are 2,540 registered nurse first assistants in the US, according to Dmand AI data. California is second with 306, and Florida third with 217.
Registered nurse first assistants in every other state and territory
- Illinois89
- Ohio69
- Pennsylvania60
- Colorado60
- Louisiana45
- Virginia42
- Mississippi42
- Tennessee36
- Nevada36
- Maine28
- Kentucky27
- Indiana26
- Maryland23
- Michigan23
- Wyoming20
- North Carolina20
- Minnesota19
- Oklahoma18
- Alabama18
- Wisconsin15
- New Mexico13
- Massachusetts13
- Montana12
- Iowa12
- Alaska12
- South Carolina12
- West Virginia11
- Idaho8
- Kansas8
- Connecticut8
- Utah6
- Hawaii5
- Arkansas5
- Delaware4
- North Dakota3
- South Dakota2
- Rhode Island2
- Nebraska2
- New Hampshire1
- Washington, DC1
- Vermont1
Source: NPPES NPI Registry (CMS)
For health IT teams
Dmand AI has the EHR for 1,239 of 2,540 US registered nurse first assistants, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
Northwell Health Physician Partners Cardiology at Great Neck has the most registered nurse first assistants of any US medical group, with 2
North Shore-LIJ Anesthesiology, P.C. is second with 1, and Center for Sports Medicine & Orthopaedics third with 1. Counts are registered nurse first assistants linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
HonorHealth Scottsdale Shea Medical Center has the most affiliated registered nurse first assistants of any US hospital, with 10
CHRISTUS Mother Frances Hospital - Tyler is second with 7, and F.F. Thompson Hospital third with 6. US registered nurse first assistants are affiliated with 161 hospitals in all.
See every hospital and group for each US registered nurse first assistant
Each public profile names one place a registered nurse first assistant practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
228 US registered nurse first assistants practice at a hospital, the most common site of care
79 also practice at an ambulatory surgery center, and 14 at a medical group site. A registered nurse first assistant can practice at several kinds of site, so the shares overlap.
US registered nurse first assistants by site of care
- Hospitals228
- Ambulatory surgery centers79
- Medical group practices14
- Clinical labs11
- Skilled nursing facilities8
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
Every US registered nurse first assistant profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the US registered nurse first assistant directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Registered nurse first assistants are HCPs whose primary specialty is registered nurse first assistant (taxonomy code 163WR0006X), with an active NPI and a US practice address.
FAQ
Frequently asked questions about registered nurse first assistants in the US
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many registered nurse first assistants are in the US?
2,540 registered nurse first assistants have an active NPI, a US practice address and registered nurse first assistant (taxonomy code 163WR0006X) as their primary specialty. 301 of them are linked to a hospital or medical group.
Which state has the most registered nurse first assistants?
Texas, with 308, followed by California with 306 and Florida with 217.
Which medical groups have the most registered nurse first assistants?
Northwell Health Physician Partners Cardiology at Great Neck, with 2, followed by North Shore-LIJ Anesthesiology, P.C. with 1 and Center for Sports Medicine & Orthopaedics with 1.
Which hospitals have the most registered nurse first assistants?
HonorHealth Scottsdale Shea Medical Center, with 10 affiliated registered nurse first assistants, followed by CHRISTUS Mother Frances Hospital - Tyler with 7 and F.F. Thompson Hospital with 6.
What is the taxonomy code for registered nurse first assistant?
163WR0006X is the NPPES taxonomy code for registered nurse first assistant. Sub-specialties with their own code are counted on their own lists.
Dmand AI
Find the right contacts among US registered nurse first assistants
Search 2,540 US registered nurse first assistants by state, hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
- 30 days free
- Self-serve
- No credit card