Orthoptist
NUCC 156FX1900X · Technician/Technologist
40 CMS NPPES-registered providers across 19 states · 596th of 690 specialties by headcount.
Where this specialty sits in the corpus
Orthoptist ranks 596th of 690 NUCC specialties by CMS NPPES headcount (0% of all registered NPIs), densest in Michigan; per resident Michigan leads.
- 40
- NPPES providers in specialty
- 596th
- of 690 specialties
- 838
- state-share HHI
- 2.5%
- Part D prescriber share
Michigan is densest per capita (5.9× the national rate); 0.3% of the Technician/Technologist category.
Taxonomy fingerprint
Orthoptist (NUCC 156FX1900X; 2.5% Part D prescribers (1 of 40); avg 17 Part D claims/prescriber (563rd of 572); Open Payments avg $82/physician (523rd of 551; 1 paid, $82 total); state-share HHI 838; next-larger headcount neighbor Thermography Chiropractor (+1); next-smaller Oral Medicine Dentistry (-1)).
Next larger: Thermography Chiropractor (41) Next smaller: Oral Medicine Dentistry (39)
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | Michigan | 7 |
| 2 | Texas | 5 |
| 3 | California | 4 |
| 4 | Florida | 3 |
| 5 | Minnesota | 3 |
| 6 | Idaho | 2 |
| 7 | Illinois | 2 |
| 8 | Massachusetts | 2 |
Sample Orthoptist NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Michael Young, OPTOMETRISTSanta Maria, CA |
| 2 | Rachael Jenkins, DBOHouston, TX |
| 3 | Gina Obeng, COHouston, TX |
| 4 | Sarah Mackinnon, OC(C), COMTBoston, MA |
| 5 | Mariette Tyedmers, COBoston, MA |
| 6 | Wendy Fingerhut, CONew York, NY |
| 7 | Ashley Kirkman, ATC, OTCPlano, TX |
| 8 | Michael PattonGrand Rapids, MI |
| 9 | Susan Devine, OT/LBoise, ID |
| 10 | Clara BerrymanTampa, FL |
| 11 | Laura Lenius, COMinneapolis, MN |
| 12 | Hanna Chang, C.O.Falls Church, VA |
Frequently Asked Questions
Why is Orthoptist a thin NUCC code in NPPES?
Do the few Orthoptist NPIs in Open Payments look unusual?
How much Part D prescribing does this specialty do?
Data sources and methodology
Provider data from CMS NPPES (download.cms.gov/nppes). Specialty classification from NUCC Health Care Provider Taxonomy (nucc.org). Part D averages from the CMS Medicare Part D Prescriber PUF; industry payments from CMS Open Payments 2024. Counts reflect self-designated primary taxonomy at NPI enrollment. PlainDoctor does not rate or rank providers. Methodology · About
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-08-27.