Thomas Michael Grischow, OD
- Medicare patients, 2024
- 691
- Part D claims, 2024
- 1,680
- MIPS score, 2024
- 83
- Industry payments
- $253
- Affiliated sites
- 2
- Practice address
- 10 Dutton Dr, Youngstown, OH 44502
- Practice phone
- Call (330) 746-7691
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eye Care Associates, Inc.
Youngstown, Ohio
Find Thomas Grischow'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.
Thomas Michael Grischow is an optometrist in Youngstown, Ohio
Thomas Grischow practices at Eye Care Associates, Inc. in Youngstown, Ohio.
Thomas Grischow's NPI, 1932132818, was assigned on July 7, 2006. Thomas Grischow graduated from Ohio State University - College of Optometry in 1993. Thomas Grischow holds Ohio license OPT004457.
- NPI
- 1932132818NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709856057
- NPI enumeration date
- July 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (330) 746-7691
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Thomas Michael Grischow practices at Eye Care Associates, Inc. in Youngstown, Ohio
Thomas Grischow's primary practice is Eye Care Associates, Inc., at 10 Dutton Dr, Youngstown, OH 44502 in Mahoning County. The practice phone is (330) 746-7691.
- Eye Care Associates, Inc.10 Dutton Dr, Youngstown, OH 44502 · Mahoning CountyPhone(330) 746-7691
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Thomas Michael Grischow is affiliated with 3 sites of care and 1 medical group
Thomas Grischow's primary practice is Eye Care Associates, Inc. in Youngstown, Ohio. Dmand AI also links Thomas Grischow to 1 physician office, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Thomas Michael Grischow's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Thomas Grischow practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eye Care Associates, Inc. | 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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Thomas Michael Grischow is one of 2,779 optometrists in Ohio
Optometrist is Thomas Grischow's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Thomas Grischow is licensed in Ohio.
Specialties and state licenses
- Optometrist, OhioPrimary
Optometrists near Thomas Grischow
Counts of optometrists 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
Thomas Michael Grischow treated 691 Medicare patients in 2024, average age 75
CMS counts 691 Medicare patients who saw Thomas Grischow in 2024. The largest group is 65 to 74, with 347 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Thomas Grischow's median patient age at 74, with 55% women.
Thomas Grischow's Medicare patients by age, 2024
Thomas Grischow's Medicare patients by sex, 2024
- Women41660%
- Men27540%
Chronic conditions among Thomas Grischow's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes31%
- Chronic kidney disease24%
- Anxiety23%
- Ischemic heart disease23%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Thomas Grischow's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Thomas Michael Grischow wrote 1,680 Medicare Part D claims in 2024
In 2024, Thomas Grischow wrote 1,680 Medicare Part D claims for 459 patients. 69% of them were for generic drugs.
Thomas Grischow's Part D claims by kind of drug, 2024
- Generic1,166 claims69%
- Brand-name514 claims31%
Drug classes CMS tracks in Thomas Grischow's Part D claims, 2024
- Antibiotics1%15 of 1,680 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
Thomas Michael Grischow scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Thomas Grischow for performance year 2024, reported as part of a group. Thomas Grischow accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Thomas Grischow's MIPS scores, performance year 2024
- 83of 100Final score
- 93.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 49of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Thomas Michael Grischow received $253 in industry payments in 2025
CMS Open Payments shows 14 general payments to Thomas Grischow from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $119.
Companies that paid Thomas Grischow the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Thomas Michael Grischow graduated from Ohio State University - College of Optometry
Thomas Grischow graduated from Ohio State University - College of Optometry in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Thomas Michael Grischow'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 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)Clinician Public Reporting: Overall MIPS Performance (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 Thomas Michael Grischow
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Thomas Michael Grischow's NPI number?
Thomas Michael Grischow's NPI number is 1932132818. It was assigned on July 7, 2006, and it is active in the NPI Registry.
What does Thomas Michael Grischow specialize in?
Thomas Michael Grischow is an optometrist in Youngstown, Ohio. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Thomas Michael Grischow practice?
Thomas Grischow practices at 10 Dutton Dr, Youngstown, OH 44502. Thomas Grischow's primary practice is Eye Care Associates, Inc. in Youngstown, Ohio. Dmand AI also links Thomas Grischow to 1 physician office, 1 group practice or clinic and 1 medical group.
What is Thomas Michael Grischow's office phone number?
The practice phone on file for Thomas Grischow is (330) 746-7691.
What is Thomas Michael Grischow's medical license number?
Thomas Grischow holds Ohio license OPT004457.
Does Thomas Michael Grischow accept Medicare?
Yes. CMS lists Thomas Grischow as accepting Medicare assignment.
What is Thomas Michael Grischow's MIPS score?
Thomas Grischow's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Thomas Michael Grischow see?
CMS counts 691 Medicare patients who saw Thomas Grischow in 2024, with an average age of 75.
Where did Thomas Michael Grischow go to medical school?
Thomas Grischow graduated from Ohio State University - College of Optometry in 1993.
Has Thomas Michael Grischow received payments from drug or device companies?
CMS Open Payments shows $253 in general payments to Thomas Grischow from 5 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Thomas Michael Grischow been practicing?
Thomas Grischow graduated from medical school in 1993, 33 years ago.
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