Tyler David Greshow, NPC
- Medicare patients, 2024
- 158
- Part D claims, 2024
- 31
- Hospital affiliations
- 2
- Industry payments
- $985
- Medical groups
- 2
- Practice address
- 1215 E Michigan Ave, Lansing, MI 48912
- Practice phone
- Call (517) 364-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UM Health-Sparrow Lansing Campus
Lansing, Michigan
Find Tyler Greshow'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.
Tyler David Greshow is a nurse practitioner in Lansing, Michigan
Tyler Greshow practices at UM Health-Sparrow Lansing Campus in Lansing, Michigan.
Tyler Greshow's NPI, 1265070866, was assigned on December 13, 2019. Tyler Greshow holds Michigan license 4704296889.
- NPI
- 1265070866NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022444074
- NPI enumeration date
- December 13, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (517) 364-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tyler David Greshow practices at UM Health-Sparrow Lansing Campus in Lansing, Michigan
Tyler Greshow's primary practice is UM Health-Sparrow Lansing Campus, at 1215 E Michigan Ave, Lansing, MI 48912 in Ingham County. The practice phone is (517) 364-6000.
- UM Health-Sparrow Lansing Campus1215 E Michigan Ave, Lansing, MI 48912 · Ingham CountyPhone(517) 364-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tyler David Greshow is affiliated with 3 sites of care and 2 medical groups
Tyler Greshow's primary practice is UM Health-Sparrow Lansing Campus in Lansing, Michigan. Tyler Greshow is also affiliated with University of Michigan Health-Sparrow Lansing. The medical group on file is University of Michigan Health-Sparrow. Dmand AI also links Tyler Greshow to 1 more hospital and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Tyler David Greshow's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tyler Greshow practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UM Health-Sparrow Lansing Campus | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Tyler David Greshow is one of 2,742 nurse practitioners in Michigan
Nurse practitioner is Tyler Greshow's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Tyler Greshow is licensed in Michigan.
Specialties and state licenses
- Nurse practitioner, MichiganPrimary
Nurse practitioners near Tyler Greshow
Counts of nurse practitioners 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
Tyler David Greshow treated 158 Medicare patients in 2024, average age 72
CMS counts 158 Medicare patients who saw Tyler Greshow in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 36% are also on Medicaid. Their average risk score is 2.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Tyler Greshow's median patient age at 72, with 50% women.
Tyler Greshow's Medicare patients by age, 2024
Tyler Greshow's Medicare patients by sex, 2024
- Women7950%
- Men7950%
Chronic conditions among Tyler Greshow's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Anxiety54%
- Chronic kidney disease54%
- Mood disorders50%
- Diabetes47%
- Depression44%
Share of Medicare patients with each condition. A patient can have several.
Tyler Greshow's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tyler David Greshow wrote 31 Medicare Part D claims in 2024
In 2024, Tyler Greshow wrote 31 Medicare Part D claims for 19 patients. 90% of them were for generic drugs.
Tyler Greshow's Part D claims by kind of drug, 2024
- Generic28 claims90%
- Brand-name and other3 claims10%
Drug classes CMS tracks in Tyler Greshow's Part D claims, 2024
- Antibiotics52%16 of 31 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Tyler David Greshow takes part in Medicare
Tyler Greshow accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Tyler David Greshow received $985 in industry payments in 2025
CMS Open Payments shows 16 general payments to Tyler Greshow from 5 drug and device companies in 2025. Travel and lodging make up the largest share, 53% of the total. Penumbra, Inc. paid the most, $888.
General payments to Tyler Greshow by kind, 2025 to 2025
- Travel and lodging$52353%
- Food and beverage$46347%
Companies that paid Tyler Greshow the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Tyler David Greshow'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 (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) |
| 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 Tyler David Greshow
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tyler David Greshow's NPI number?
Tyler David Greshow's NPI number is 1265070866. It was assigned on December 13, 2019, and it is active in the NPI Registry.
What does Tyler David Greshow specialize in?
Tyler David Greshow is a nurse practitioner in Lansing, Michigan. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Tyler David Greshow practice?
Tyler Greshow practices at 1215 E Michigan Ave, Lansing, MI 48912. Tyler Greshow's primary practice is UM Health-Sparrow Lansing Campus in Lansing, Michigan. Dmand AI also links Tyler Greshow to 1 hospital and 1 medical group.
What is Tyler David Greshow's office phone number?
The practice phone on file for Tyler Greshow is (517) 364-6000.
What is Tyler David Greshow's medical license number?
Tyler Greshow holds Michigan license 4704296889.
Which hospitals is Tyler David Greshow affiliated with?
Tyler Greshow is affiliated with University of Michigan Health-Sparrow Lansing. Dmand AI links Tyler Greshow to 1 more hospital.
What medical group is Tyler David Greshow part of?
Tyler Greshow is linked to University of Michigan Health-Sparrow. Dmand AI links Tyler Greshow to 1 more medical group.
Does Tyler David Greshow accept Medicare?
Yes. CMS lists Tyler Greshow as accepting Medicare assignment.
How many Medicare patients does Tyler David Greshow see?
CMS counts 158 Medicare patients who saw Tyler Greshow in 2024, with an average age of 72.
Has Tyler David Greshow received payments from drug or device companies?
CMS Open Payments shows $985 in general payments to Tyler Greshow from 5 companies from 2025 to 2025. The largest total came from Penumbra, Inc.
How long has Tyler David Greshow been practicing?
Tyler Greshow graduated from medical school in 2019, 7 years ago.
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