Lauri A. Welch, NP
- Medicare patients, 2024
- 222
- Part D claims, 2024
- 680
- Hospital affiliations
- 1
- Industry payments
- $25,713
- Medical group
- 1
- Practice address
- 4 Meeting House Rd, Chelmsford, MA 01824
- Practice phone
- Call (978) 454-9811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Digestive Health Specialists
Chelmsford, Massachusetts
Find Lauri Welch'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.
Lauri A. Welch is a nurse practitioner in Chelmsford, Massachusetts
Lauri Welch practices at Digestive Health Specialists in Chelmsford, Massachusetts.
Lauri Welch's NPI, 1972625788, was assigned on April 4, 2007. Lauri Welch holds Massachusetts license 186383.
- NPI
- 1972625788NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133189087
- NPI enumeration date
- April 4, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 454-9811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Lauri A. Welch practices at Digestive Health Specialists in Chelmsford, Massachusetts
Lauri Welch's primary practice is Digestive Health Specialists, at 4 Meeting House Rd, Chelmsford, MA 01824 in Middlesex County. The practice phone is (978) 454-9811.
- Digestive Health Specialists4 Meeting House Rd, Chelmsford, MA 01824 · Middlesex CountyPhone(978) 454-9811
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Lauri A. Welch is affiliated with 3 sites of care and 1 medical group
Lauri Welch's primary practice is Digestive Health Specialists in Chelmsford, Massachusetts. Lauri Welch is also affiliated with Lowell General Hospital. The medical group on file is Gastro Health Chelmsford. Dmand AI also links Lauri Welch 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 Lauri A. Welch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Lauri Welch practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Digestive Health Specialists | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Lauri A. Welch is one of 2,511 nurse practitioners in Massachusetts
Nurse practitioner is Lauri Welch's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Lauri Welch is licensed in Massachusetts.
Specialties and state licenses
- Nurse practitioner, MassachusettsPrimary
Nurse practitioners near Lauri Welch
Counts of nurse practitioners 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
Lauri A. Welch treated 222 Medicare patients in 2024, average age 70
CMS counts 222 Medicare patients who saw Lauri Welch in 2024. The largest group is 65 to 74, with 112 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 33% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Lauri Welch's median patient age at 61, with 64% women.
Lauri Welch's Medicare patients by age, 2024
Lauri Welch's Medicare patients by sex, 2024
- Women14164%
- Men8136%
Chronic conditions among Lauri Welch's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Anxiety37%
- Chronic kidney disease32%
- Diabetes32%
- Mood disorders29%
- Ischemic heart disease28%
Share of Medicare patients with each condition. A patient can have several.
Lauri Welch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women64%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Lauri A. Welch wrote 680 Medicare Part D claims in 2024
In 2024, Lauri Welch wrote 680 Medicare Part D claims for 159 patients. 73% of them were for generic drugs.
Lauri Welch's Part D claims by kind of drug, 2024
- Generic497 claims73%
- Brand-name183 claims27%
Drug classes CMS tracks in Lauri Welch's Part D claims, 2024
- Antibiotics4%24 of 680 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
How Lauri A. Welch takes part in Medicare
Lauri Welch 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)
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Lauri A. Welch received $25,713 in industry payments in 2025
CMS Open Payments shows 65 general payments to Lauri Welch from 15 drug and device companies in 2025. Speaker and faculty fees make up the largest share, 65% of the total. Madrigal Pharmaceuticals paid the most, $17,419.
General payments to Lauri Welch by kind, 2025 to 2025
- Speaker and faculty fees$16,71065%
- Consulting fees$4,93519%
- Travel and lodging$2,1668%
- Food and beverage$1,9027%
Companies that paid Lauri Welch 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 Lauri A. Welch'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) |
| 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 Lauri A. Welch
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Lauri A. Welch's NPI number?
Lauri A. Welch's NPI number is 1972625788. It was assigned on April 4, 2007, and it is active in the NPI Registry.
What does Lauri A. Welch specialize in?
Lauri A. Welch is a nurse practitioner in Chelmsford, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Lauri A. Welch practice?
Lauri Welch practices at 4 Meeting House Rd, Chelmsford, MA 01824. Lauri Welch's primary practice is Digestive Health Specialists in Chelmsford, Massachusetts. Dmand AI also links Lauri Welch to 1 group practice or clinic.
What is Lauri A. Welch's office phone number?
The practice phone on file for Lauri Welch is (978) 454-9811.
What is Lauri A. Welch's medical license number?
Lauri Welch holds Massachusetts license 186383.
Which hospitals is Lauri A. Welch affiliated with?
Lauri Welch is affiliated with Lowell General Hospital.
What medical group is Lauri A. Welch part of?
Lauri Welch is linked to Gastro Health Chelmsford.
Does Lauri A. Welch accept Medicare?
Yes. CMS lists Lauri Welch as accepting Medicare assignment.
How many Medicare patients does Lauri A. Welch see?
CMS counts 222 Medicare patients who saw Lauri Welch in 2024, with an average age of 70.
Has Lauri A. Welch received payments from drug or device companies?
CMS Open Payments shows $25,713 in general payments to Lauri Welch from 15 companies from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Lauri A. Welch been practicing?
Lauri Welch graduated from medical school in 1993, 33 years ago.
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