Kimberlee J. Horton, PA-C
Physician Assistant · Boston, MA
Kimberlee J. Horton, PA-C is a physician assistant with a practice address in Boston, Massachusetts, and NPI 1851512214, issued on May 2, 2007. Check the license (Massachusetts 421, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kimberlee J. Horton
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 421 MA
Self-reported in NPPES; status is on the state search - Practice location
- 133 Brookline Ave, Boston, MA 02215
- Phone
- (617) 421-1000
- Enumerated
- May 2, 2007
- Record last updated
- Oct 18, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (617) 421-6084
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 133 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kimberlee J. Horton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 421Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average physician assistant in 2024
1,678 Medicare Part D claims for 268 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 83 claims were for opioids.
Most prescribed
- Trazodone Hcl61 claims
- Eliquis57 claims
- Atorvastatin Calcium53 claims
- Lorazepam47 claims
- Furosemide46 claims
- Tramadol Hcl46 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Kimberlee J. Horton among 4,713 physician assistant records in Massachusetts
Kimberlee J. Horton, PA-C is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 13% of them.
- NPI issued2007 · 13% of these records are older, 82% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2016 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,660 physician assistant records list a practice address in Boston
They are 1,660 of the 41,865 NPPES records with a practice address in Boston, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Boston → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Elizabeth Alqueza, PA-CBoston, MA 022151972584100
- Margaret Buonanno, PABoston, MA 022151851354989
- Amy Clyde, PABoston, MA 022151326001488
- Hajar Delshad, PA-CBoston, MA 022151801868914
- Nicole Dettmann, PABoston, MA 022151619931813
- Jerald Feuer, PABoston, MA 022151457332801
- Nancy Herriott, PABoston, MA 022151467418012
- Derek Hersey, PABoston, MA 022151114981289
Common questions
What is Kimberlee J. Horton, PA-C's NPI number?
Kimberlee J. Horton, PA-C's National Provider Identifier (NPI) is 1851512214, issued on May 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kimberlee J. Horton, PA-C located?
The NPPES record lists a practice address at 133 Brookline Ave, Boston, MA, 02215. Phone: (617) 421-1000. Providers update this record themselves, so call before visiting.
How can I verify Kimberlee J. Horton, PA-C's license?
NPPES lists Massachusetts license number 421, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Kimberlee J. Horton, PA-C prescribe under Medicare Part D?
In 2024, Kimberlee J. Horton, PA-C had 1,678 Medicare Part D claims for 268 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.