Dr. William Martin Oliver, MD
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 7 Marsh Brook Dr, Somersworth, NH 03878
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD
Acute Care Hospital outpatient department · Somersworth, New Hampshire
Find Dr. Oliver'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.
Dr. William Martin Oliver is an orthopedic surgeon in Somersworth, New Hampshire
Dr. Oliver practices at Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD in Somersworth, New Hampshire.
Dr. Oliver's NPI, 1396620621, was assigned on August 6, 2025. Dr. Oliver holds New Hampshire license 38197.
- NPI
- 1396620621NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800397290
- NPI enumeration date
- August 6, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Martin Oliver practices at Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD in Somersworth, New Hampshire
Dr. Oliver's primary practice is Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD, at 7 Marsh Brook Dr, Somersworth, NH 03878.
- Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD7 Marsh Brook Dr, Somersworth, NH 03878
Source: Dmand AI Affiliation Data
Dr. William Martin Oliver is affiliated with 5 sites of care and 2 medical groups
Dr. Oliver's primary practice is Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD in Somersworth, New Hampshire. Dr. Oliver is also affiliated with Wentworth-Douglass Hospital. The medical group on file is Wentworth-Douglass Hospital. Dmand AI also links Dr. Oliver to 1 more hospital, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account. Dr. Oliver's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Martin Oliver's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oliver practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Martin Oliver is one of 151 orthopedic surgeons in New Hampshire
Orthopaedic surgery is Dr. Oliver's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Oliver is licensed in New Hampshire.
Specialties and state licenses
- Orthopaedic surgery, New HampshirePrimary
Orthopedic surgeons near Dr. Oliver
Counts of orthopedic surgeons 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
Dr. William Martin Oliver's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Oliver's median patient age at 59, with 54% women.
Dr. Oliver's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. William Martin Oliver ranks in the 59th percentile for hip replacement in Medicare
Dr. Oliver accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Oliver as offering telehealth. CMS counts 15 procedures of hip replacement by Dr. Oliver, more than 59% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Oliver ranks in Medicare procedure volume
- Hip replacement
- 59th percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
Sources for Dr. William Martin Oliver'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 Dr. William Martin Oliver
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William Martin Oliver's NPI number?
Dr. William Martin Oliver's NPI number is 1396620621. It was assigned on August 6, 2025, and it is active in the NPI Registry.
What kind of doctor is Dr. William Martin Oliver?
Dr. William Martin Oliver is an orthopedic surgeon in Somersworth, New Hampshire. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. William Martin Oliver practice?
Dr. Oliver practices at 7 Marsh Brook Dr, Somersworth, NH 03878. Dr. Oliver's primary practice is Wentworth Health Partners Seacoast Orthopedics and Sports Medicine - HOPD in Somersworth, New Hampshire. Dmand AI also links Dr. Oliver to 1 hospital, 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. William Martin Oliver's medical license number?
Dr. Oliver holds New Hampshire license 38197.
Which hospitals is Dr. William Martin Oliver affiliated with?
Dr. Oliver is affiliated with Wentworth-Douglass Hospital. Dmand AI links Dr. Oliver to 1 more hospital.
What medical group is Dr. William Martin Oliver part of?
Dr. Oliver is linked to Wentworth-Douglass Hospital. Dmand AI links Dr. Oliver to 1 more medical group.
Does Dr. William Martin Oliver accept Medicare?
Yes. CMS lists Dr. Oliver as accepting Medicare assignment.
Does Dr. William Martin Oliver offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Oliver as offering telehealth services.
How long has Dr. William Martin Oliver been practicing?
Dr. Oliver graduated from medical school in 2023, 3 years ago.
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