Prescribing (Medical) Psychologist
NUCC 103TP0016X · Psychologist
228 CMS NPPES-registered providers across 42 states · 431st of 690 specialties by headcount.
Where this specialty sits in the corpus
Prescribing (Medical) Psychologist ranks 431st of 690 NUCC specialties by CMS NPPES headcount (0% of all registered NPIs), densest in Louisiana; per resident Louisiana leads.
- 228
- NPPES providers in specialty
- 431st
- of 690 specialties
- 576
- state-share HHI
- 29.4%
- Part D prescriber share
Louisiana is densest per capita (10.1× the national rate; New Mexico 8.4×); 0.2% of the Psychologist category.
Taxonomy fingerprint
Prescribing (Medical) Psychologist (NUCC 103TP0016X; 29.4% Part D prescribers (67 of 228); avg 1,036 Part D claims/prescriber (140th of 572); Open Payments avg $532/physician (351st of 551; 17 paid, $9K total); state-share HHI 576; next-larger headcount neighbor Oncology Clinical Nurse Specialist (+2); next-smaller Pediatric Sports Medicine Physician (-8)).
Next larger: Oncology Clinical Nurse Specialist (230) Next smaller: Pediatric Sports Medicine Physician (220)
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | Louisiana | 31 |
| 2 | California | 27 |
| 3 | New York | 21 |
| 4 | New Mexico | 12 |
| 5 | Illinois | 10 |
| 6 | Pennsylvania | 9 |
| 7 | Texas | 9 |
| 8 | Florida | 8 |
Sample Prescribing (Medical) Psychologist NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | John Fidanza, PSY.D.Zachary, LA |
| 2 | Toni Dollinger, MDHelena, AR |
| 3 | Kelly Ray, PHD, MPBaton Rouge, LA |
| 4 | Rosalie Davis, PHD, RXPAlbuquerque, NM |
| 5 | Samuel Dutton, PH.D., M.P.Jbphh, HI |
| 6 | Kimberly McGuire, PH.D.West Orange, NJ |
| 7 | Erich Duchmann, PHD, MPBaton Rouge, LA |
| 8 | Kent Shinbach, M.D.New York, NY |
| 9 | James Mash, PHDTaos, NM |
| 10 | Linda Collings, PH.D., M.P.Mandeville, LA |
| 11 | Michael Hansen, PSYDChicago, IL |
| 12 | George Park, PH.D., M.P.Bossier City, LA |
Frequently Asked Questions
How should I read Prescribing (Medical) Psychologist's mid-pack national roster?
How does Prescribing (Medical) Psychologist show up in Open Payments mid-pack?
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.