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Dr. Robert E. Gumbita, DO
NPI1922593177PAC ID3577075134
- Part D claims, 2024
- 220
- Publications
- 2
- Hospital affiliations
- 3
- Industry payments
- $62,658
- Medical groups
- 3
- Practice address
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Practice phone
- Call (269) 983-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Gumbita'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. Robert E. Gumbita is an internist in Saint Joseph, Michigan
Dr. Gumbita practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
Dr. Gumbita's NPI, 1922593177, was assigned on June 28, 2018. Dr. Gumbita holds Michigan license 5101024347.
NPI and contact details
- NPI
- 1922593177NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577075134
- NPI enumeration date
- June 28, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (269) 983-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert E. Gumbita practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan
Dr. Gumbita's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital, at 1234 Napier Avenue, Saint Joseph, MI 49085 in Berrien County. The practice phone is (269) 983-8300.
- Corewell Health Lakeland Hospitals - Saint Joseph Hospital1234 Napier Avenue, Saint Joseph, MI 49085 · Berrien CountyPhone(269) 983-8300
Source: Dmand AI Affiliation Data
Dr. Robert E. Gumbita is affiliated with 3 sites of care and 3 medical groups
Dr. Gumbita's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dr. Gumbita is also affiliated with Corewell Health Grand Rapids Hospitals - Butterworth. The medical group on file is Corewell Health Medical Group South. Dmand AI also links Dr. Gumbita to 1 more hospital and 2 medical groups, each named with a free account. Dr. Gumbita's employer is on file too: a hospital.
Corewell Health Grand Rapids Hospitals - ButterworthCorewell Health Medical Group South1 hospitalName with a free account2 medical groupsNames with a free accountEmployer: hospitalName with a free account
See all 6 affiliations for Dr. GumbitaSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert E. Gumbita's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gumbita practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Lakeland Hospitals - Saint Joseph Hospital | 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. Robert E. Gumbita is one of 4,804 internists in Michigan
Internal medicine is Dr. Gumbita's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gumbita is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Gumbita
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
4,804internists in Michigan60internists in Saint Joseph49internists at Corewell Health Lakeland Hospitals - Saint Joseph Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert E. Gumbita's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Gumbita's median patient age at 67, with 46% women.
Dr. Gumbita's 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
- Women46%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Robert E. Gumbita wrote 220 Medicare Part D claims in 2024
In 2024, Dr. Gumbita wrote 220 Medicare Part D claims for 59 patients. 81% of them were for generic drugs. CMS names the drug for 134 of them, across 6 drugs with 11 or more claims each, at $1,925 in total drug cost. In 2023, CMS named 138 claims across 6 drugs.
Part D claims, 2024220
Drugs named by CMS6
Total drug cost$1,925
Part D patients59
Dr. Gumbita's Part D claims by kind of drug, 2024
- Generic179 claims81%
- Brand-name41 claims19%
Dr. Gumbita's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1382024: 1343%
Drugs named by CMS: 6 in 2024, 6 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
How Dr. Robert E. Gumbita takes part in Medicare
Dr. Gumbita accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Coronary angioplasty and stenting: 1 to 10 procedures (CMS shows small counts as a range)
Leg revascularization (restoring blood flow): 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. Robert E. Gumbita has 2 publications on record
Dmand AI links 2 papers to Dr. Gumbita in 2021. Dr. Gumbita's most frequent co-authors are Michael John Kehdi, DO, Jason Zhang Liu, DO and Muhammad Nabeel, MD.
Papers2
Dr. Gumbita's most frequent co-authors
- Michael John Kehdi, DO1 shared paper
- Jason Zhang Liu, DO1 shared paper
- Muhammad Nabeel, MD1 shared paper
Recent publications by Dr. Gumbita
See who Dr. Gumbita researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gumbita works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert E. Gumbita received $62,658 in industry payments from 2018 to 2025
CMS Open Payments shows 347 general payments to Dr. Gumbita from 39 drug and device companies from 2018 to 2025. Consulting fees make up the largest share, 70% of the total. CSL Plasma Inc. paid the most, $37,565.
General payments to Dr. Gumbita by program year, 2018 to 2025
General payments to Dr. Gumbita by kind, 2018 to 2025
$62.7Kin total
- Consulting fees$43,78070%
- Grants$10,51417%
- Food and beverage$8,29813%
- Education$670%
Companies that paid Dr. Gumbita the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Robert E. Gumbita'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)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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Robert E. Gumbita
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. Robert E. Gumbita's NPI number?
Dr. Robert E. Gumbita's NPI number is 1922593177. It was assigned on June 28, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert E. Gumbita?
Dr. Robert E. Gumbita is an internist in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert E. Gumbita practice?
Dr. Gumbita practices at 1234 Napier Avenue, Saint Joseph, MI 49085. Dr. Gumbita's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dmand AI also links Dr. Gumbita to 1 hospital and 2 medical groups.
What is Dr. Robert E. Gumbita's office phone number?
The practice phone on file for Dr. Gumbita is (269) 983-8300.
What is Dr. Robert E. Gumbita's medical license number?
Dr. Gumbita holds Michigan license 5101024347.
Which hospitals is Dr. Robert E. Gumbita affiliated with?
Dr. Gumbita practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan. Dr. Gumbita is also affiliated with Corewell Health Grand Rapids Hospitals - Butterworth. Dmand AI links Dr. Gumbita to 1 more hospital.
What medical group is Dr. Robert E. Gumbita part of?
Dr. Gumbita is linked to Corewell Health Medical Group South. Dmand AI links Dr. Gumbita to 2 more medical groups.
Does Dr. Robert E. Gumbita accept Medicare?
Yes. CMS lists Dr. Gumbita as accepting Medicare assignment.
What drugs does Dr. Robert E. Gumbita prescribe most?
In 2024 Medicare Part D data, Dr. Gumbita's most prescribed drugs by claims were Rosuvastatin Calcium, Carvedilol and Clopidogrel.
Has Dr. Robert E. Gumbita received payments from drug or device companies?
CMS Open Payments shows $62,658 in general payments to Dr. Gumbita from 39 companies from 2018 to 2025. The largest total came from CSL Plasma Inc.
Show 3 more questionsShow fewer questions
How long has Dr. Robert E. Gumbita been practicing?
Dr. Gumbita graduated from medical school in 2018, 8 years ago.
Does Dr. Robert E. Gumbita do research?
Dmand AI links 2 publications to Dr. Gumbita.
Who does Dr. Robert E. Gumbita publish with?
Dr. Gumbita's most frequent co-authors are Michael John Kehdi, DO (1 shared paper), Jason Zhang Liu, DO (1 shared paper) and Muhammad Nabeel, MD (1 shared paper).
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