Addiction (Substance Use Disorder) Registered Nurse providers in the U.S.
2,625 NPPES records list addiction (substance use disorder) registered nurse as their primary taxonomy, about 0.8 per 100,000 residents; Alaska and Wisconsin have the most per resident. 9 of them appear in the Medicare Part D prescriber file: a registry record is not proof of an active practice.
What taxonomy code 163WA0400X means
163WA0400X is the National Uniform Claim Committee code for Registered Nurse, Addiction (Substance Use Disorder), in the grouping Nursing Service Providers. 2,625 NPPES records list it as their primary taxonomy (file of Aug 9, 2026).
Source: NUCC Health Care Provider Taxonomy code set, definition as NUCC publishes it (nucc.org); counts from CMS NPPES.
Most per resident: the 8 highest
Source: CMS NPPES, primary taxonomy 163WA0400X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.
Dayton has the most, 49
Source: CMS NPPES, primary taxonomy 163WA0400X by practice city, file of Aug 9, 2026.
All 49 states and D.C. with records, by state
| State | Records | Per 100,000 |
|---|---|---|
| Alabama | 4 | 0.1 |
| Alaska | 65 | 8.9 |
| Arizona | 23 | 0.3 |
| Arkansas | 2 | 0.1 |
| California | 139 | 0.4 |
| Colorado | 37 | 0.6 |
| Connecticut | 8 | 0.2 |
| Delaware | 9 | 0.9 |
| District of Columbia | 11 | 1.6 |
| Florida | 42 | 0.2 |
| Georgia | 60 | 0.5 |
| Hawaii | 4 | 0.3 |
| Illinois | 68 | 0.5 |
| Indiana | 15 | 0.2 |
| Iowa | 5 | 0.2 |
| Kansas | 4 | 0.1 |
| Kentucky | 35 | 0.8 |
| Louisiana | 29 | 0.6 |
| Maine | 43 | 3.1 |
| Maryland | 50 | 0.8 |
| Massachusetts | 140 | 2.0 |
| Michigan | 91 | 0.9 |
| Minnesota | 18 | 0.3 |
| Mississippi | 12 | 0.4 |
| Missouri | 30 | 0.5 |
| State | Records | Per 100,000 |
|---|---|---|
| Nebraska | 7 | 0.4 |
| Nevada | 18 | 0.6 |
| New Hampshire | 8 | 0.6 |
| New Jersey | 69 | 0.7 |
| New Mexico | 46 | 2.2 |
| New York | 338 | 1.7 |
| North Carolina | 56 | 0.5 |
| North Dakota | 3 | 0.4 |
| Ohio | 430 | 3.6 |
| Oklahoma | 25 | 0.6 |
| Oregon | 60 | 1.4 |
| Pennsylvania | 80 | 0.6 |
| Rhode Island | 22 | 2.0 |
| South Carolina | 29 | 0.5 |
| South Dakota | 1 | 0.1 |
| Tennessee | 9 | 0.1 |
| Texas | 11 | 0.0 |
| Utah | 21 | 0.6 |
| Vermont | 7 | 1.1 |
| Virginia | 29 | 0.3 |
| Washington | 127 | 1.6 |
| West Virginia | 5 | 0.3 |
| Wisconsin | 262 | 4.4 |
| Wyoming | 1 | 0.2 |
In federal data
- NUCC code163WA0400X · Registered Nurse
- Size rank180th of 688 specialties by records (0.04% of all)
- In its family14th of 56 Registered Nurse codes, 1.1% of the family
- Part D prescribers9 (0.3% of records)
- Part D claims371 a year per prescriber, on average (202nd of 496)
- Industry payments9 physicians paid $1K in 2024, $143 each on average
- Concentration6 states hold half of all records
Source: CMS NPPES; Medicare Part D Prescriber PUF; CMS Open Payments 2024. Presence in these files is not a quality judgment.
A sample of addiction (substance use disorder) registered nurse records
- Mary Ellen Degange, RNAnchorage, AK1073174298
- Shantay Brown, RNAnchorage, AK1134780356
- Sandra BrownAnchorage, AK1881255008
- Emma Stepp, PNPAnchorage, AK1316424252
- Katherine BockstiegelAnchorage, AK1891356358
- Leslie Tennison, RNAnchorage, AK1457912867
- Robert JasmerAnchorage, AK1598319261
- Taylor ChongAnchorage, AK1508408386
- Kristoffer Allen Auza, RNAnchorage, AK1972112365
- Nathan Reep, RNAnchorage, AK1326635186
- Jeryl Yvette Merete, BSNAnchorage, AK1558085167
- Sophia Nix, RNAnchorage, AK1669196374
- Bonnie Robinson, RNAnchorage, AK1629794581
- Danielle Brown, RNAnchorage, AK1255029013
- Rica Ting, RNAnchorage, AK1235822164
- Kylie CarterAnchorage, AK1144098633
Registry order, not a ranking. Search by name to find one provider.
Common questions
Where does the large Addiction (Substance Use Disorder) Registered Nurse headcount concentrate?
2,625 Addiction (Substance Use Disorder) Registered Nurse NPIs span 50 states; Ohio alone holds 430. Top metros include Dayton, OH; Columbus, OH; New York, NY; Madison, WI. Nationally this is 180th of 688 NUCC codes.
How large is Addiction (Substance Use Disorder) Registered Nurse's Open Payments footprint?
CMS Open Payments 2024 lists 9 Addiction (Substance Use Disorder) Registered Nurse physicians totaling $1K (26 payments; average $143, 384th of 470). Presence in Open Payments is not a quality judgment.
How heavy is Addiction (Substance Use Disorder) Registered Nurse Part D prescribing at scale?
Among Addiction (Substance Use Disorder) Registered Nurse NPIs, 9 appear in the Medicare Part D Prescriber PUF (average 371 claims and $27K drug cost per prescriber; 202nd of 496 specialties by average claims). Non-prescribing clinicians in the same NUCC code are still in NPPES.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy (nucc.org); Medicare Part D Prescriber PUF; CMS Open Payments 2024. Counts are self-designated primary taxonomy, not board certification.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.