Dr. Heidi L. Griggs, DO
- Medicare services, 2024
- 420
- Medicare patients, 2024
- 161
- Part D claims, 2024
- 6,770
- Hospital affiliations
- 4
- Industry payments
- $3,057
- Practice address
- 601 John Street, Kalamazoo, MI 49007
- Practice phone
- Call (269) 341-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Griggs' professional email, personal email and mobile number
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Dr. Heidi L. Griggs is an internist in Kalamazoo, Michigan
Dr. Griggs practices at Bronson Methodist Hospital in Kalamazoo, Michigan, part of Bronson Healthcare Group.
Dr. Griggs' NPI, 1902876477, was assigned on January 25, 2006. Dr. Griggs holds Michigan license 5101011607.
- NPI
- 1902876477NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517009277
- NPI enumeration date
- January 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (269) 341-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Heidi L. Griggs practices at Bronson Methodist Hospital in Kalamazoo, Michigan
Dr. Griggs' primary practice is Bronson Methodist Hospital, at 601 John Street, Kalamazoo, MI 49007 in Kalamazoo County. The practice phone is (269) 341-6000.
- Bronson Methodist Hospital601 John Street, Kalamazoo, MI 49007 · Kalamazoo CountyPhone(269) 341-6000
Source: Dmand AI Affiliation Data
Dr. Heidi L. Griggs is affiliated with 6 sites of care and 1 medical group
Dr. Griggs' primary practice is Bronson Methodist Hospital in Kalamazoo, Michigan, part of Bronson Healthcare Group. Dr. Griggs is also affiliated with Bronson Battle Creek Hospital. The medical group on file is Bronson Medical Group. Dmand AI also links Dr. Griggs to 2 more hospitals, 1 group practice or clinic and 1 home health agency, 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. Heidi L. Griggs' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Griggs practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bronson Methodist Hospital | Available with a free account |
| +5 more affiliated sites | 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 Bronson Healthcare Group and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Heidi L. Griggs is one of 4,804 internists in Michigan
Internal medicine is Dr. Griggs' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Griggs is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Griggs
Counts of internists 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. Heidi L. Griggs billed Medicare for 420 services in 2024
CMS data shows 420 Medicare services from Dr. Griggs across 5 procedure codes in 2024, for 161 Medicare patients. Medicare paid $30,577 for them. Every service was in an office.
Dr. Griggs' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2542024: 2521%
- Other services
- 2023: 1222024: 16838%
Dr. Griggs compared with the Michigan median for internists, 2024
- Dr. Griggs
- Michigan median
- Medicare services
- 420vs 423Close to median
- Medicare patients
- 161vs 159Close to median
- Part D claims
- 6,139vs 31419.6 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Griggs' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Griggs?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Griggs and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Heidi L. Griggs treated 161 Medicare patients in 2024, average age 73
CMS counts 161 Medicare patients who saw Dr. Griggs in 2024. The largest group is 65 to 74, with 97 patients. 61% of them have high cholesterol, and 53% have high blood pressure. Their average risk score is 0.82, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Griggs' median patient age at 67, with 87% women.
Dr. Griggs' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Griggs' Medicare patients by sex, 2024
- Women14389%
- Men1811%
Chronic conditions among Dr. Griggs' Medicare patients, 2024
- High cholesterol61%
- High blood pressure53%
- Arthritis45%
- Osteoporosis25%
- Anxiety20%
- Diabetes20%
- Mood disorders18%
- Depression17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Griggs' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women87%
- Men13%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Heidi L. Griggs wrote 6,770 Medicare Part D claims in 2024
In 2024, Dr. Griggs wrote 6,770 Medicare Part D claims for 528 patients. 86% of them were for generic drugs. CMS names the drug for 6,139 of them, across 120 drugs with 11 or more claims each, at $640,888 in total drug cost. In 2023, CMS named 5,935 claims across 123 drugs.
Dr. Griggs' Part D claims by kind of drug, 2024
- Generic5,838 claims86%
- Brand-name882 claims13%
- Other50 claims1%
Dr. Griggs' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Griggs' Part D claims, 2024
- Opioids3%210 of 6,770 claims
- Antibiotics1%62 of 6,770 claims
- Antipsychotics, patients 65 and over0%17 of 6,770 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,9352024: 6,1393%
Drugs named by CMS: 120 in 2024, 123 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Heidi L. Griggs offers telehealth to Medicare patients
Dr. Griggs accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Griggs as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of skin lesions: 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)
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Dr. Heidi L. Griggs received $3,057 in industry payments from 2016 to 2025
CMS Open Payments shows 193 general payments to Dr. Griggs from 38 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novo Nordisk Inc paid the most, $595.
General payments to Dr. Griggs by program year, 2016 to 2025
General payments to Dr. Griggs by kind, 2016 to 2025
- Food and beverage$3,03399%
- Education$241%
Companies that paid Dr. Griggs 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. Heidi L. Griggs'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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)Doctors and Clinicians Utilization Data (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. Heidi L. Griggs
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. Heidi L. Griggs' NPI number?
Dr. Heidi L. Griggs' NPI number is 1902876477. It was assigned on January 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Heidi L. Griggs?
Dr. Heidi L. Griggs is an internist in Kalamazoo, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Heidi L. Griggs practice?
Dr. Griggs practices at 601 John Street, Kalamazoo, MI 49007. Dr. Griggs' primary practice is Bronson Methodist Hospital in Kalamazoo, Michigan, part of Bronson Healthcare Group. Dmand AI also links Dr. Griggs to 2 hospitals, 1 group practice or clinic and 1 home health agency.
What is Dr. Heidi L. Griggs' office phone number?
The practice phone on file for Dr. Griggs is (269) 341-6000.
What is Dr. Heidi L. Griggs' medical license number?
Dr. Griggs holds Michigan license 5101011607.
Which hospitals is Dr. Heidi L. Griggs affiliated with?
Dr. Griggs practices at Bronson Methodist Hospital in Kalamazoo, Michigan. Dr. Griggs is also affiliated with Bronson Battle Creek Hospital. Dmand AI links Dr. Griggs to 2 more hospitals.
What medical group is Dr. Heidi L. Griggs part of?
Dr. Griggs is linked to Bronson Medical Group.
Does Dr. Heidi L. Griggs accept Medicare?
Yes. CMS data shows Dr. Griggs billed Medicare for 420 services in 2024, and Dr. Griggs accepts Medicare assignment.
Does Dr. Heidi L. Griggs offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Griggs as offering telehealth services.
How many Medicare patients does Dr. Heidi L. Griggs see?
CMS counts 161 Medicare patients who saw Dr. Griggs in 2024, with an average age of 73.
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What services does Dr. Heidi L. Griggs bill to Medicare?
In 2024, Dr. Griggs' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99215).
What drugs does Dr. Heidi L. Griggs prescribe most?
In 2024 Medicare Part D data, Dr. Griggs' most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Heidi L. Griggs received payments from drug or device companies?
CMS Open Payments shows $3,057 in general payments to Dr. Griggs from 38 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Heidi L. Griggs been practicing?
Dr. Griggs graduated from medical school in 1992, 34 years ago.
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