School Psychologist
NUCC 103TS0200X · Psychologist
14,939 CMS NPPES-registered providers across 52 states · 69th of 690 specialties by headcount.
Where this specialty sits in the corpus
School Psychologist ranks 69th of 690 NUCC specialties by CMS NPPES headcount (0.2% of all registered NPIs), densest in California; per resident Delaware leads.
- 14,939
- NPPES providers in specialty
- 69th
- of 690 specialties
- 726
- state-share HHI
- 0%
- Part D prescriber share
Delaware is densest per capita (9× the national rate; District of Columbia 6.6×); 10% of the Psychologist category.
Taxonomy fingerprint
School Psychologist (NUCC 103TS0200X; 0% Part D prescribers (6 of 14,939); avg 1,168 Part D claims/prescriber (116th of 572); Open Payments avg $790/physician (304th of 551; 1 paid, $790 total); state-share HHI 726; next-larger headcount neighbor Dermatology Physician (+72); next-smaller Pediatric Occupational Therapist (-246)).
Next larger: Dermatology Physician (15,011) Next smaller: Pediatric Occupational Therapist (14,693)
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
- Delaware 9× · 39.9/100k
- District of Columbia 6.6× · 29.3/100k
- Nebraska 3.2× · 14/100k
- Arizona 3× · 13/100k
- Ohio 2.9× · 12.9/100k
Under-indexed vs national rate
- Hawaii 0.09× · 0.4/100k
- Mississippi 0.09× · 0.4/100k
- Alabama 0.10× · 0.4/100k
- Iowa 0.11× · 0.5/100k
- Georgia 0.14× · 0.6/100k
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | California | 2,526 |
| 2 | New York | 1,754 |
| 3 | Ohio | 1,517 |
| 4 | Virginia | 1,070 |
| 5 | Arizona | 967 |
| 6 | Maryland | 739 |
| 7 | Illinois | 656 |
| 8 | Indiana | 514 |
| 9 | Florida | 482 |
| 10 | Delaware | 412 |
| 11 | South Carolina | 301 |
| 12 | Nebraska | 277 |
| 13 | Texas | 256 |
| 14 | Puerto Rico | 249 |
| 15 | New Mexico | 225 |
Top Cities for School Psychologist
| # | City | Providers |
|---|---|---|
| 1 | PhoenixArizona | 239 |
| 2 | FairfaxVirginia | 227 |
| 3 | WashingtonDistrict of Columbia | 197 |
| 4 | BrooklynNew York | 168 |
| 5 | New YorkNew York | 147 |
| 6 | TucsonArizona | 129 |
| 7 | FresnoCalifornia | 120 |
| 8 | BaltimoreMaryland | 115 |
| 9 | TowsonMaryland | 95 |
| 10 | AnnapolisMaryland | 93 |
| 11 | ColumbusOhio | 93 |
| 12 | ClevelandOhio | 91 |
Sample School Psychologist NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Deborah Okon, PH.D.Belen, NM |
| 2 | Joshua Booher, PHDLenoir City, TN |
| 3 | Kristin Mahoney, PHDTalbott, TN |
| 4 | William Allen, PHDTalbott, TN |
| 5 | Jo Ann Cook, EDDWinter Park, FL |
| 6 | Adrian Shayne Abelkop, PH.D.Watkinsville, GA |
| 7 | Carol Klein, ED DLafayette Hill, PA |
| 8 | Daniel Pezzulo, PHD, ABSNP, LCSWLancaster, PA |
| 9 | Amanda MonvilleTalbott, TN |
| 10 | Marianne Meyer, MAWinston Salem, NC |
| 11 | Laurel Henegar, LPETalbott, TN |
| 12 | Keith Moss, PH.D.Fuquay Varina, NC |
| 13 | Jack Schneller, PH.D.Deland, FL |
| 14 | David Cantrell, PH.D.Fort Collins, CO |
| 15 | Jerry Schecter, PHDSkokie, IL |
| 16 | Jessica Allin, PHDPowell, TN |
| 17 | Kathryn Litten, EDS NCSPHarrisonburg, VA |
| 18 | Margaret Wong, PHDAshburn, VA |
Related Specialties
Adjacent specialties in the NUCC Health Care Provider Taxonomy - same Psychologist category.
Frequently Asked Questions
Where does the large School Psychologist headcount concentrate?
How large is School Psychologist's Open Payments footprint?
How heavy is School Psychologist Part D prescribing at scale?
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.