Dr. Annette Barnes-Grain, MD
- Part D claims, 2022
- 25
- Hospital affiliations
- 1
- Industry payments
- $2,443
- Medical group
- 1
- State license
- 1
- Practice address
- 2601 Electric Avenue, Port Huron, MI 48060
- Practice phone
- Call (810) 985-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Barnes-Grain'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. Annette Barnes-Grain is a pediatric adolescent medicine physician in Port Huron, Michigan
Dr. Barnes-Grain practices at Lake Huron Medical Center in Port Huron, Michigan, part of Prime Healthcare Services.
Dr. Barnes-Grain's NPI, 1871648444, was assigned on January 24, 2007. Dr. Barnes-Grain holds Michigan license 4301071107.
- NPI
- 1871648444NPI Registry (opens in a new tab)
- NPI enumeration date
- January 24, 2007
- NPI status
- Active
- Practice phone
- (810) 985-1500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Annette Barnes-Grain practices at Lake Huron Medical Center in Port Huron, Michigan
Dr. Barnes-Grain's primary practice is Lake Huron Medical Center, at 2601 Electric Avenue, Port Huron, MI 48060 in St. Clair County. The practice phone is (810) 985-1500.
- Lake Huron Medical Center2601 Electric Avenue, Port Huron, MI 48060 · St. Clair CountyPhone(810) 985-1500
Source: Dmand AI Affiliation Data
Dr. Annette Barnes-Grain is affiliated with 1 site of care and 1 medical group
Dr. Barnes-Grain's primary practice is Lake Huron Medical Center in Port Huron, Michigan, part of Prime Healthcare Services. The medical group on file is Michigan Pediatric Ear, Nose and Throat Associates (MPENTA).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Annette Barnes-Grain's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barnes-Grain practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lake Huron Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Prime Healthcare Services and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Annette Barnes-Grain is one of 73 pediatric adolescent medicine physicians in Michigan
Adolescent medicine is Dr. Barnes-Grain's primary specialty in the NPI Registry, under taxonomy code 2080A0000X. Dr. Barnes-Grain is licensed in Michigan.
Specialties and state licenses
- Pediatric adolescent medicine, MichiganPrimary
Pediatric adolescent medicine physicians near Dr. Barnes-Grain
Counts of pediatric adolescent medicine physicians 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. Annette Barnes-Grain's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Dr. Barnes-Grain's median patient age at 10, with 49% women.
Dr. Barnes-Grain's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Annette Barnes-Grain wrote 25 Medicare Part D claims in 2022
In 2022, Dr. Barnes-Grain wrote 25 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $1,826 in total drug cost.
Dr. Barnes-Grain'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.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Annette Barnes-Grain received $2,443 in industry payments from 2016 to 2025
CMS Open Payments shows 96 general payments to Dr. Barnes-Grain from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 88% of the total. Shire North American Group Inc paid the most, $531.
General payments to Dr. Barnes-Grain by program year, 2016 to 2025
General payments to Dr. Barnes-Grain by kind, 2016 to 2025
- Food and beverage$2,14288%
- Education$30112%
Companies that paid Dr. Barnes-Grain the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Annette Barnes-Grain'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. Annette Barnes-Grain
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. Annette Barnes-Grain's NPI number?
Dr. Annette Barnes-Grain's NPI number is 1871648444. It was assigned on January 24, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Annette Barnes-Grain?
Dr. Annette Barnes-Grain is a pediatric adolescent medicine physician in Port Huron, Michigan. The primary specialty in the NPI Registry is Pediatric Adolescent Medicine Physician (taxonomy code 2080A0000X).
Where does Dr. Annette Barnes-Grain practice?
Dr. Barnes-Grain practices at 2601 Electric Avenue, Port Huron, MI 48060. Dr. Barnes-Grain's primary practice is Lake Huron Medical Center in Port Huron, Michigan, part of Prime Healthcare Services.
What is Dr. Annette Barnes-Grain's office phone number?
The practice phone on file for Dr. Barnes-Grain is (810) 985-1500.
What is Dr. Annette Barnes-Grain's medical license number?
Dr. Barnes-Grain holds Michigan license 4301071107.
Which hospitals is Dr. Annette Barnes-Grain affiliated with?
Dr. Barnes-Grain practices at Lake Huron Medical Center in Port Huron, Michigan.
What medical group is Dr. Annette Barnes-Grain part of?
Dr. Barnes-Grain is linked to Michigan Pediatric Ear, Nose and Throat Associates (MPENTA).
What drugs does Dr. Annette Barnes-Grain prescribe most?
In 2022 Medicare Part D data, Dr. Barnes-Grain's most prescribed drugs by claims were Clozapine.
Has Dr. Annette Barnes-Grain received payments from drug or device companies?
CMS Open Payments shows $2,443 in general payments to Dr. Barnes-Grain from 21 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.
How long has Dr. Annette Barnes-Grain been practicing?
Dr. Barnes-Grain's NPI was assigned in 2007.
Selling to adolescent medicine practices?
See pediatric adolescent medicine physicians in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card