Thomas S. Pacheco, PA
- Medicare patients, 2024
- 329
- Part D claims, 2024
- 102
- Hospital affiliations
- 3
- Industry payments
- $246
- Medical groups
- 2
- Practice address
- 840 Winter Street, Waltham, MA 02451
- Practice phone
- Call (781) 895-4901
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Boston Out-Patient Surgical Suites
Surgery Center - Medicare-Certified · Waltham, Massachusetts
Find Thomas Pacheco's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Thomas S. Pacheco is a physician assistant in Waltham, Massachusetts
Thomas Pacheco practices at Boston Out-Patient Surgical Suites in Waltham, Massachusetts.
Thomas Pacheco's NPI, 1780654491, was assigned on January 25, 2006. Thomas Pacheco holds Massachusetts license 1627.
- NPI
- 1780654491NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901864297
- NPI enumeration date
- January 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (781) 895-4901
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Thomas S. Pacheco practices at Boston Out-Patient Surgical Suites in Waltham, Massachusetts
Thomas Pacheco's primary practice is Boston Out-Patient Surgical Suites, at 840 Winter Street, Waltham, MA 02451. The practice phone is (781) 895-4901.
- Boston Out-Patient Surgical Suites840 Winter Street, Waltham, MA 02451Phone(781) 895-4901
Source: Dmand AI Affiliation Data
Thomas S. Pacheco is affiliated with 6 sites of care and 2 medical groups
Thomas Pacheco's primary practice is Boston Out-Patient Surgical Suites in Waltham, Massachusetts. Thomas Pacheco is also affiliated with Tufts Medical Center. The medical group on file is Northeast Orthopaedic Alliance. Dmand AI also links Thomas Pacheco to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Thomas S. Pacheco's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Thomas Pacheco practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Out-Patient Surgical Suites | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Thomas S. Pacheco is one of 3,922 physician assistants in Massachusetts
Physician assistant is Thomas Pacheco's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Thomas Pacheco is licensed in Massachusetts.
Specialties and state licenses
- Physician assistant, MassachusettsPrimary
Physician assistants near Thomas Pacheco
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Thomas S. Pacheco treated 329 Medicare patients in 2024, average age 74
CMS counts 329 Medicare patients who saw Thomas Pacheco in 2024. The largest group is 65 to 74, with 196 patients. 75% of them have arthritis, and 75% have high cholesterol. Their average risk score is 0.80, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Thomas Pacheco's median patient age at 66, with 49% women.
Thomas Pacheco's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Thomas Pacheco's Medicare patients by sex, 2024
- Women18356%
- Men14644%
Chronic conditions among Thomas Pacheco's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure60%
- Anxiety27%
- Mood disorders25%
- Ischemic heart disease20%
- Depression19%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Thomas Pacheco's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Thomas S. Pacheco wrote 102 Medicare Part D claims in 2024
In 2024, Thomas Pacheco wrote 102 Medicare Part D claims for 61 patients. 97% of them were for generic drugs.
Thomas Pacheco's Part D claims by kind of drug, 2024
- Generic99 claims97%
- Brand-name and other3 claims3%
Drug classes CMS tracks in Thomas Pacheco's Part D claims, 2024
- Opioids44%45 of 102 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Thomas S. Pacheco offers telehealth to Medicare patients
Thomas Pacheco accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Thomas Pacheco as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Thomas S. Pacheco received $246 in industry payments in 2025
CMS Open Payments shows 3 general payments to Thomas Pacheco from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $208.
Companies that paid Thomas Pacheco the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Thomas S. Pacheco's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Thomas S. Pacheco
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Thomas S. Pacheco's NPI number?
Thomas S. Pacheco's NPI number is 1780654491. It was assigned on January 25, 2006, and it is active in the NPI Registry.
What does Thomas S. Pacheco specialize in?
Thomas S. Pacheco is a physician assistant in Waltham, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Thomas S. Pacheco practice?
Thomas Pacheco practices at 840 Winter Street, Waltham, MA 02451. Thomas Pacheco's primary practice is Boston Out-Patient Surgical Suites in Waltham, Massachusetts. Dmand AI also links Thomas Pacheco to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Thomas S. Pacheco's office phone number?
The practice phone on file for Thomas Pacheco is (781) 895-4901.
What is Thomas S. Pacheco's medical license number?
Thomas Pacheco holds Massachusetts license 1627.
Which hospitals is Thomas S. Pacheco affiliated with?
Thomas Pacheco is affiliated with Tufts Medical Center. Dmand AI links Thomas Pacheco to 2 more hospitals.
What medical group is Thomas S. Pacheco part of?
Thomas Pacheco is linked to Northeast Orthopaedic Alliance. Dmand AI links Thomas Pacheco to 1 more medical group.
Does Thomas S. Pacheco accept Medicare?
Yes. CMS lists Thomas Pacheco as accepting Medicare assignment.
Does Thomas S. Pacheco offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Thomas Pacheco as offering telehealth services.
How many Medicare patients does Thomas S. Pacheco see?
CMS counts 329 Medicare patients who saw Thomas Pacheco in 2024, with an average age of 74.
Has Thomas S. Pacheco received payments from drug or device companies?
CMS Open Payments shows $246 in general payments to Thomas Pacheco from 3 companies from 2025 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Thomas S. Pacheco been practicing?
Thomas Pacheco graduated from medical school in 2002, 24 years ago.
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