Dr. Dennis Lake, MD
- Part D claims, 2022
- 13
- Hospital affiliations
- 1
- Industry payments
- $410
- Medical groups
- 2
- State license
- 1
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Lake'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. Dennis Lake is a pediatrician in Grand Rapids, Michigan
Dr. Lake practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Lake's NPI, 1700986205, was assigned on September 24, 2006. Dr. Lake holds Michigan license 4301039973.
- NPI
- 1700986205NPI Registry (opens in a new tab)
- NPI enumeration date
- September 24, 2006
- NPI status
- Active
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Dennis Lake practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Lake's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Dennis Lake is affiliated with 3 sites of care and 2 medical groups
Dr. Lake's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Lake to 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dennis Lake's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lake practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dennis Lake is one of 1,807 pediatricians in Michigan
Pediatrics is Dr. Lake's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Lake is licensed in Michigan.
Specialties and state licenses
- Pediatrics, MichiganPrimary
Pediatricians near Dr. Lake
Counts of pediatricians 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. Dennis Lake's patients have a median age of 18
Across all payers, Dmand AI patient panel data puts Dr. Lake's median patient age at 18, with 37% women.
Dr. Lake's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 18
Patient panel by sex, all payers
- Women37%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. Dennis Lake wrote 13 Medicare Part D claims in 2022
In 2022, Dr. Lake wrote 13 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $340 in total drug cost. In 2021, CMS named 23 claims across 2 drugs.
Dr. Lake's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 232022: 1343%
Drugs named by CMS: 1 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Dennis Lake received $410 in industry payments from 2016 to 2018
CMS Open Payments shows 30 general payments to Dr. Lake from 11 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Neos Therapeutics, LP paid the most, $86.
General payments to Dr. Lake by program year, 2016 to 2018
Companies that paid Dr. Lake the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Dennis Lake'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Dennis Lake
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. Dennis Lake's NPI number?
Dr. Dennis Lake's NPI number is 1700986205. It was assigned on September 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dennis Lake?
Dr. Dennis Lake is a pediatrician in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Dennis Lake practice?
Dr. Lake practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Lake's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Lake to 2 group practices and clinics and 2 medical groups.
What is Dr. Dennis Lake's office phone number?
The practice phone on file for Dr. Lake is (616) 391-1774.
What is Dr. Dennis Lake's medical license number?
Dr. Lake holds Michigan license 4301039973.
Which hospitals is Dr. Dennis Lake affiliated with?
Dr. Lake practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan.
What drugs does Dr. Dennis Lake prescribe most?
In 2022 Medicare Part D data, Dr. Lake's most prescribed drugs by claims were Propranolol HCl.
Has Dr. Dennis Lake received payments from drug or device companies?
CMS Open Payments shows $410 in general payments to Dr. Lake from 11 companies from 2016 to 2018. The largest total came from Neos Therapeutics, LP.
How long has Dr. Dennis Lake been practicing?
Dr. Lake's NPI was assigned in 2006.
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