Thitima Jane Herfel, PA
Physician Assistant · East Setauket, NY
Thitima Jane Herfel, PA is a physician assistant with a practice address in East Setauket, New York, and NPI 1265573919, issued on Feb 8, 2007. Check the license (New York 011358-1, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thitima Jane Herfel
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 011358-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 14 Technology Dr, East Setauket, NY 11733
- Phone
- (631) 444-4233
- Enumerated
- Feb 8, 2007
- Record last updated
- Sep 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20091209000609); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Also registered at 14 Technology Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thitima Jane Herfel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 011358-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average physician assistant in 2024
58 Medicare Part D claims for 40 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Diclofenac Sodium26 claims
- Meloxicam15 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.
The MIPS final score for 2023 (Medicare payment program): 98.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $16.32
1 payment: food and beverage; the largest payer was Orthofix Medical, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Stony Brook Orthopaedic Associates, University Faculty Practice CorporEast Setauket, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thitima Jane Herfel among 15,555 physician assistant records in New York
Thitima Jane Herfel, PA is one of 15,555 physician assistant records with a practice address in New York. 74% 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, 80% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2006 · median 2018 among the 8,158 with a school on file
- Record last updated2013 · 48% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 physician assistant records list a practice address in East Setauket
They are 42 of the 972 NPPES records with a practice address in East Setauket, and 15,555 physician assistant records in New York.
All 15,555 in New York → Every provider in East Setauket → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jennifer Castelli, P.A.East Setauket, NY 117331184665374
- Maya Fox-Ryvicker, P.A.East Setauket, NY 117331497702666
- Caryle Francis, P.A.East Setauket, NY 117331154654499
- Grace Grandville, P.A.E Setauket, NY 117331033382098
- Christina Hull, PAEast Setauket, NY 117331598862211
- Maria Juvan, P.A.E Setauket, NY 117331972544260
- Christopher Koch, PAEast Setauket, NY 117331780858951
- Wojciech Kucharski, P.A.East Setauket, NY 117331437106523
Common questions
What is Thitima Jane Herfel, PA's NPI number?
Thitima Jane Herfel, PA's National Provider Identifier (NPI) is 1265573919, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Thitima Jane Herfel, PA located?
The NPPES record lists a practice address at 14 Technology Dr, East Setauket, NY, 11733. Phone: (631) 444-4233. Providers update this record themselves, so call before visiting.
How can I verify Thitima Jane Herfel, PA's license?
NPPES lists New York license number 011358-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Thitima Jane Herfel, PA prescribe under Medicare Part D?
In 2024, Thitima Jane Herfel, PA had 58 Medicare Part D claims for 40 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Thitima Jane Herfel, PA's MIPS final score?
The 2023 MIPS final score is 98.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.