Gerontology Clinical Nurse Specialist
NUCC 364SG0600X · Clinical Nurse Specialist
399 CMS NPPES-registered providers across 45 states · 362nd of 690 specialties by headcount.
Where this specialty sits in the corpus
Gerontology Clinical Nurse Specialist ranks 362nd of 690 NUCC specialties by CMS NPPES headcount (0.01% of all registered NPIs), densest in California; per resident Oklahoma leads.
- 399
- NPPES providers in specialty
- 362nd
- of 690 specialties
- 610
- state-share HHI
- 31.8%
- Part D prescriber share
Oklahoma is densest per capita (6.7× the national rate; Ohio 2.8×); 4.3% of the Clinical Nurse Specialist category.
Taxonomy fingerprint
Gerontology Clinical Nurse Specialist (NUCC 364SG0600X; 31.8% Part D prescribers (127 of 399); avg 990 Part D claims/prescriber (151st of 572); Open Payments avg $669/physician (321st of 551; 120 paid, $80K total); state-share HHI 610; next-larger headcount neighbor Pediatric Rheumatology Physician (+8); next-smaller Pediatric Rehabilitation Medicine Physician (-1)).
Next larger: Pediatric Rheumatology Physician (407) Next smaller: Pediatric Rehabilitation Medicine Physician (398)
Which states have the most providers?
Sample Gerontology Clinical Nurse Specialist NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Cheryl Hart, ARNPBartlesville, OK |
| 2 | Judith Petrin, APRNFort Myers, FL |
| 3 | Helena Chmielowicz, APRNNew Haven, CT |
| 4 | Nicole Blackwood, CRNPMinneapolis, MN |
| 5 | Sharon Marshall, RN GNP CS BCManvel, TX |
| 6 | Martha Anderson, CNSRoanoke, VA |
| 7 | Jill Bass, CNSRoanoke, VA |
| 8 | Sherry Robinson, RNCSSpringfield, IL |
| 9 | Kathleen Ondus, GCNS, BCLorain, OH |
| 10 | Barbara Cunningham, BSN, MS,APRN,BC, CNSPalo Alto, CA |
| 11 | Betty Wexler, RN CNSPalo Alto, CA |
| 12 | Patricia Brogan, ADVANCE PRACTICE NURManchester, NJ |
Frequently Asked Questions
How should I read Gerontology Clinical Nurse Specialist's mid-pack national roster?
How does Gerontology Clinical Nurse Specialist 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.