Timothy W. Gilliam, PA-C
Medical Physician Assistant · Watertown, NY
Timothy W. Gilliam, PA-C is a medical physician assistant with a practice address in Watertown, New York, and NPI 1265182810, issued on Mar 26, 2022. Check the license (New York 029490, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Timothy W. Gilliam
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 029490 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1571 Washington Street, Watertown, NY 13601
- Phone
- (315) 782-1650
- Enumerated
- Mar 26, 2022
- Record last updated
- Jun 23, 2023
- Fax
- (315) 788-8547
- Medicaid ID
- 07558372 NY
- Medicare enrollment
- Enrolled (PECOS I20230222002660); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,670 in New York → Look up another NPI →
Also registered at 1571 Washington Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robin Frost, RPA-CMedical Physician Assistant1356890396
- Carolyn Hettrich, MDOrthopaedic Surgery Physician1578765475
- Elizabeth Verno, FNP-CFamily Nurse Practitioner1740851732
Verify Timothy W. Gilliam 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 029490Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average medical physician assistant in 2024
145 Medicare Part D claims for 78 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Tizanidine Hcl47 claims
- Gabapentin16 claims
- Mupirocin12 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.
Industry payments in 2024: $648.12
7 payments; by number, the most common kind was food and beverage; the largest payer was Prodigy Surgical Distribution, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 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
- North Country Orthopaedic Group PCWatertown, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy W. Gilliam among 3,670 medical physician assistant records in New York
Timothy W. Gilliam, PA-C is one of 3,670 medical physician assistant records with a practice address in New York. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 85% of them.
- NPI issued2022 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2022 · median 2014 among the 1,802 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 medical physician assistant records list a practice address in Watertown
They are 18 of the 1,380 NPPES records with a practice address in Watertown, and 3,670 medical physician assistant records in New York.
All 3,670 in New York → Every provider in Watertown → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Maria Alicea, MS, RPAWatertown, NY 136011063691491
- Melissa Charlebois, RPA CWatertown, NY 136011275529554
- Cassandra ChaseWatertown, NY 136011154883775
- Robin Frost, RPA-CWatertown, NY 136011356890396
- Katherine Johnson, PA-CWatertown, NY 136011881018588
- Abbey Kerr, PA-CWatertown, NY 136011477107498
- Eileen Kraeger, PAWatertown, NY 136011912950445
- Deborah McCabeWatertown, NY 136011114948841
Common questions
What is Timothy W. Gilliam, PA-C's NPI number?
Timothy W. Gilliam, PA-C's National Provider Identifier (NPI) is 1265182810, issued on Mar 26, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Timothy W. Gilliam, PA-C located?
The NPPES record lists a practice address at 1571 Washington Street, Watertown, NY, 13601. Phone: (315) 782-1650. Providers update this record themselves, so call before visiting.
How can I verify Timothy W. Gilliam, PA-C's license?
NPPES lists New York license number 029490, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Timothy W. Gilliam, PA-C prescribe under Medicare Part D?
In 2024, Timothy W. Gilliam, PA-C had 145 Medicare Part D claims for 78 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.