David W. Tierney, OD
- Medicare patients, 2024
- 87
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 200 Forest St, Marlborough, MA 01752
- Practice phone
- Call (774) 369-3900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quest Diagnostics Massachusetts
Marlborough, Massachusetts
Find David Tierney'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.
David W. Tierney is an optometrist in Marlborough, Massachusetts
David Tierney practices at Quest Diagnostics Massachusetts in Marlborough, Massachusetts.
David Tierney's NPI, 1265597439, was assigned on December 27, 2006. David Tierney graduated from New England College of Optometry in 1986. David Tierney holds Massachusetts license 3316.
- NPI
- 1265597439NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042274250
- NPI enumeration date
- December 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (774) 369-3900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
David W. Tierney practices at Quest Diagnostics Massachusetts in Marlborough, Massachusetts
David Tierney's primary practice is Quest Diagnostics Massachusetts, at 200 Forest St, Marlborough, MA 01752 in Middlesex County. The practice phone is (774) 369-3900.
- Quest Diagnostics Massachusetts200 Forest St, Marlborough, MA 01752 · Middlesex CountyPhone(774) 369-3900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
David W. Tierney is affiliated with 2 sites of care and 1 medical group
David Tierney's primary practice is Quest Diagnostics Massachusetts in Marlborough, Massachusetts. The medical group on file is Harvard University Health Services. Dmand AI also links David Tierney to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at David W. Tierney's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Tierney practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quest Diagnostics Massachusetts | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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David W. Tierney is one of 1,098 optometrists in Massachusetts
Optometrist is David Tierney's primary specialty in the NPI Registry, under taxonomy code 152W00000X. David Tierney is licensed in Massachusetts.
Specialties and state licenses
- Optometrist, MassachusettsPrimary
Optometrists near David Tierney
Counts of optometrists 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
David W. Tierney treated 87 Medicare patients in 2024, average age 75
CMS counts 87 Medicare patients who saw David Tierney in 2024. The largest group is 65 to 74, with 46 patients. 53% of them have high cholesterol, and 48% have high blood pressure. Their average risk score is 0.58, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts David Tierney's median patient age at 50, with 57% women.
David Tierney's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
David Tierney's Medicare patients by sex, 2024
- Women4754%
- Men4046%
Chronic conditions among David Tierney's Medicare patients, 2024
- High cholesterol53%
- High blood pressure48%
- Osteoporosis17%
- Arthritis16%
- Cancer13%
Share of Medicare patients with each condition. A patient can have several.
David Tierney's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How David W. Tierney takes part in Medicare
David Tierney accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
David W. Tierney graduated from New England College of Optometry
David Tierney graduated from New England College of Optometry in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for David W. Tierney'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 David W. Tierney
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David W. Tierney's NPI number?
David W. Tierney's NPI number is 1265597439. It was assigned on December 27, 2006, and it is active in the NPI Registry.
What does David W. Tierney specialize in?
David W. Tierney is an optometrist in Marlborough, Massachusetts. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does David W. Tierney practice?
David Tierney practices at 200 Forest St, Marlborough, MA 01752. David Tierney's primary practice is Quest Diagnostics Massachusetts in Marlborough, Massachusetts. Dmand AI also links David Tierney to 1 group practice or clinic.
What is David W. Tierney's office phone number?
The practice phone on file for David Tierney is (774) 369-3900.
What is David W. Tierney's medical license number?
David Tierney holds Massachusetts license 3316.
What medical group is David W. Tierney part of?
David Tierney is linked to Harvard University Health Services.
Does David W. Tierney accept Medicare?
Yes. CMS lists David Tierney as accepting Medicare assignment.
How many Medicare patients does David W. Tierney see?
CMS counts 87 Medicare patients who saw David Tierney in 2024, with an average age of 75.
Where did David W. Tierney go to medical school?
David Tierney graduated from New England College of Optometry in 1986.
How long has David W. Tierney been practicing?
David Tierney graduated from medical school in 1986, 40 years ago.
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