Forensic Psychologist
NUCC 103TF0200X · Psychologist
806 CMS NPPES-registered providers across 47 states · 288th of 690 specialties by headcount.
Where this specialty sits in the corpus
Forensic Psychologist ranks 288th of 690 NUCC specialties by CMS NPPES headcount (0.01% of all registered NPIs), densest in California; per resident Massachusetts leads.
- 806
- NPPES providers in specialty
- 288th
- of 690 specialties
- 1312
- state-share HHI
- 0.2%
- Part D prescriber share
Massachusetts is densest per capita (4.6× the national rate; California 2.9×); 0.5% of the Psychologist category.
Taxonomy fingerprint
Forensic Psychologist (NUCC 103TF0200X; 0.2% Part D prescribers (2 of 806); avg 57 Part D claims/prescriber (532nd of 572); state-share HHI 1,312; next-larger headcount neighbor Personal Emergency Response Attendant (+8); next-smaller Reflexologist (-1)).
Next larger: Personal Emergency Response Attendant (814) Next smaller: Reflexologist (805)
Population-adjusted state index
Each multiple is this specialty's providers-per-resident in a state divided by the national rate (Census Vintage population estimates). Raw headcount favors large states; this ranking surfaces denser markets.
Over-indexed vs national rate
- Massachusetts 4.6× · 1.1/100k
- California 2.9× · 0.7/100k
- Oregon 2.3× · 0.5/100k
- Hawaii 2× · 0.5/100k
- Minnesota 1.7× · 0.4/100k
Under-indexed vs national rate
- Indiana 0.43× · 0.1/100k
- New Jersey 0.45× · 0.1/100k
- Virginia 0.53× · 0.1/100k
- Texas 0.54× · 0.1/100k
- Louisiana 0.55× · 0.1/100k
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | California | 265 |
| 2 | Massachusetts | 76 |
| 3 | Texas | 39 |
| 4 | Michigan | 34 |
| 5 | Florida | 30 |
| 6 | New York | 26 |
| 7 | Washington | 26 |
| 8 | Minnesota | 23 |
| 9 | Oregon | 23 |
| 10 | Pennsylvania | 23 |
| 11 | Ohio | 21 |
| 12 | Arizona | 17 |
| 13 | Illinois | 17 |
| 14 | Colorado | 16 |
| 15 | North Carolina | 16 |
Top Cities for Forensic Psychologist
| # | City | Providers |
|---|---|---|
| 1 | SalineMichigan | 18 |
| 2 | Los AngelesCalifornia | 17 |
| 3 | San DiegoCalifornia | 17 |
| 4 | OaklandCalifornia | 11 |
| 5 | BridgewaterMassachusetts | 11 |
| 6 | Santa AnaCalifornia | 10 |
| 7 | FresnoCalifornia | 9 |
| 8 | PortlandOregon | 9 |
| 9 | CoalingaCalifornia | 8 |
| 10 | OrangeCalifornia | 8 |
| 11 | Saint PeterMinnesota | 8 |
| 12 | PhiladelphiaPennsylvania | 8 |
Sample Forensic Psychologist NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Abraham Argun, PSY.Riverside, CA |
| 2 | William Riebsame, PH.D.Palm Bay, FL |
| 3 | Charmain Jackman, PHDWatertown, MA |
| 4 | Mary O'Regan, PH.D.Taunton, MA |
| 5 | Eric Carbone, PH.D.Atlanta, GA |
| 6 | David Shapiro, PH.D.Hollywood, FL |
| 7 | John Daignault, PSY.D.Braintree, MA |
| 8 | Mark Bruguera, PHDSan Jose, CA |
| 9 | Sam Stephens, PSY.D.Portsmouth, VA |
| 10 | Steven Osborn, PHDCadillac, MI |
| 11 | Mark Vigen, PH.D.Shreveport, LA |
| 12 | Jonathan Gould, PH.D.Charlotte, NC |
| 13 | Dennis Herendeen, PH.D.Douglasville, GA |
| 14 | Robert Strochak, PH.D.Southampton, PA |
| 15 | Jennifer Davis, PSYDSacramento, CA |
| 16 | Rebecca Rutledge, PH.D.Memphis, TN |
| 17 | Thomas Eberle, PHDAllison Park, PA |
| 18 | Beth Gier, PHDAtascadero, CA |
Related Specialties
Adjacent specialties in the NUCC Health Care Provider Taxonomy - same Psychologist category.
Frequently Asked Questions
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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.