Dr. John Michael Kosta, MD
- Medicare services, 2021
- 175
- Part D claims, 2021
- 202
- Industry payments
- $1,295
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 655 Kenmoor Ave Se Suite A Suite A, Grand Rapids, MI 49546-8622
- Practice phone
- Call (616) 575-1212
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ear, Nose And Throat Center, P.c.
Medical specialty practice · Grand Rapids, Michigan
Find Dr. Kosta'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. John Michael Kosta is an otolaryngologist in Grand Rapids, Michigan
Dr. Kosta practices at Ear, Nose And Throat Center, P.c. in Grand Rapids, Michigan.
Dr. Kosta's NPI, 1184642951, was assigned on July 18, 2006. Dr. Kosta graduated from Wayne State University School of Medicine in 1982. Dr. Kosta holds Michigan license JK046253.
- NPI
- 1184642951NPI Registry (opens in a new tab)
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Practice phone
- (616) 575-1212
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Michael Kosta practices at Ear, Nose and Throat Center, P.c. in Grand Rapids, Michigan
Dr. Kosta's primary practice is Ear, Nose and Throat Center, P.c., at 655 Kenmoor Ave Se Suite A Suite A, Grand Rapids, MI 49546-8622. The practice phone is (616) 575-1212.
- Ear, Nose and Throat Center, P.c.655 Kenmoor Ave Se Suite A Suite A, Grand Rapids, MI 49546-8622Phone(616) 575-1212
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Michael Kosta is affiliated with 1 site of care and 1 medical group
Dr. Kosta's primary practice is Ear, Nose And Throat Center, P.c. in Grand Rapids, Michigan. The medical group on file is Ear Nose & Throat Center PC.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. John Michael Kosta's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kosta practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ear, Nose And Throat Center, P.c. | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Michael Kosta is one of 260 otolaryngologists in Michigan
Otolaryngology is Dr. Kosta's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Kosta is licensed in Michigan.
Specialties and state licenses
- Otolaryngology, MichiganPrimary
Otolaryngologists near Dr. Kosta
Counts of otolaryngologists 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. John Michael Kosta billed Medicare for 175 services in 2021
CMS data shows 175 Medicare services from Dr. Kosta across 5 procedure codes in 2021. Medicare paid $12,904 for them. Every service was in an office.
Dr. Kosta's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 2672021: 15243%
- Surgery
- 2020: 412021: 2344%
Dr. Kosta compared with the Michigan median for otolaryngologists, 2021
- Dr. Kosta
- Michigan median
- Medicare services
- 175vs 35751% below
- Part D claims
- 202vs 17317% above
Medians across 243 otolaryngologists in Michigan with Dmand AI profiles that report each measure.
Dr. Kosta's most billed Medicare procedure codes, 2021
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. Kosta?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kosta and other otolaryngologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Michael Kosta's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Kosta's median patient age at 60, with 47% women.
Dr. Kosta's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Dr. John Michael Kosta wrote 202 Medicare Part D claims in 2021
In 2021, Dr. Kosta wrote 202 Medicare Part D claims. They cover 10 drugs, with $4,832 in total drug cost. In 2020, CMS named 336 claims across 13 drugs.
Dr. Kosta's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 3362021: 20240%
Drugs named by CMS: 10 in 2021, 13 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John Michael Kosta received $1,295 in industry payments from 2018 to 2021
CMS Open Payments shows 7 general payments to Dr. Kosta from 5 drug and device companies from 2018 to 2021. Travel and lodging make up the largest share, 74% of the total. Inspire Medical Systems, Inc. paid the most, $1,214.
General payments to Dr. Kosta by program year, 2018 to 2021
General payments to Dr. Kosta by kind, 2018 to 2021
- Travel and lodging$95874%
- Food and beverage$33126%
- Gifts$60%
Companies that paid Dr. Kosta the most, 2018 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Michael Kosta graduated from Wayne State University School of Medicine
Dr. Kosta graduated from Wayne State University School of Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Michael Kosta'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. John Michael Kosta
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. John Michael Kosta's NPI number?
Dr. John Michael Kosta's NPI number is 1184642951. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Michael Kosta?
Dr. John Michael Kosta is an otolaryngologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. John Michael Kosta practice?
Dr. Kosta practices at 655 Kenmoor Ave Se Suite A Suite A, Grand Rapids, MI 49546-8622. Dr. Kosta's primary practice is Ear, Nose And Throat Center, P.c. in Grand Rapids, Michigan.
What is Dr. John Michael Kosta's office phone number?
The practice phone on file for Dr. Kosta is (616) 575-1212.
What is Dr. John Michael Kosta's medical license number?
Dr. Kosta holds Michigan license JK046253.
What medical group is Dr. John Michael Kosta part of?
Dr. Kosta is linked to Ear Nose & Throat Center PC.
Does Dr. John Michael Kosta accept Medicare?
Yes. CMS data shows Dr. Kosta billed Medicare for 175 services in 2021.
What services does Dr. John Michael Kosta bill to Medicare?
In 2021, Dr. Kosta's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and surgery: lungs and airway (31575).
Where did Dr. John Michael Kosta go to medical school?
Dr. Kosta graduated from Wayne State University School of Medicine in 1982.
What drugs does Dr. John Michael Kosta prescribe most?
In 2021 Medicare Part D data, Dr. Kosta's most prescribed drugs by claims were Ipratropium Bromide, Cephalexin and Levothyroxine Sodium.
Has Dr. John Michael Kosta received payments from drug or device companies?
CMS Open Payments shows $1,295 in general payments to Dr. Kosta from 5 companies from 2018 to 2021. The largest total came from Inspire Medical Systems, Inc.
How long has Dr. John Michael Kosta been practicing?
Dr. Kosta graduated from medical school in 1982, 44 years ago.
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