Dr. Gregory Theodore Classen, DO
- Medicare services, 2024
- 43
- Medicare patients, 2024
- 15
- Part D claims, 2017
- 12
- Industry payments
- $165
- State license
- 1
- Practice address
- 8 E Park Cir, Brook Park, OH 44142
- Practice phone
- Call (330) 468-4554
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Classen'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. Gregory Theodore Classen is a plastic surgeon in Brook Park, Ohio
Dr. Classen practices in Brook Park, Ohio.
Dr. Classen's NPI, 1841220233, was assigned on July 3, 2006. Dr. Classen holds Ohio license 34002808.
- NPI
- 1841220233NPI Registry (opens in a new tab)
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Practice phone
- (330) 468-4554
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Gregory Theodore Classen's practice address is in Brook Park, Ohio
Dr. Classen's practice address in the NPI Registry is 8 E Park Cir, Brook Park, OH 44142, in Cuyahoga County. The practice phone is (330) 468-4554.
- NPI Registry address8 E Park Cir, Brook Park, OH 44142 · Cuyahoga CountyPhone(330) 468-4554
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Gregory Theodore Classen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Classen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Classen's practice | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory Theodore Classen is one of 189 plastic surgeons in Ohio
Plastic surgery is Dr. Classen's primary specialty in the NPI Registry, under taxonomy code 208200000X. Dr. Classen is licensed in Ohio.
Specialties and state licenses
- Plastic surgery, OhioPrimary
Plastic surgeons near Dr. Classen
Counts of plastic surgeons 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. Gregory Theodore Classen billed Medicare for 43 services in 2024
CMS data shows 43 Medicare services from Dr. Classen across 1 procedure code in 2024, for 15 Medicare patients. Medicare paid $2,844 for them. Every service was in an office.
Dr. Classen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4822024: 4391%
Dr. Classen compared with the Ohio median for plastic surgeons, 2024
- Dr. Classen
- Ohio median
- Medicare services
- 43vs 5826% below
- Medicare patients
- 15vs 5673% below
- Part D claims
- 12vs 3161% below
Medians across 164 plastic surgeons in Ohio with Dmand AI profiles that report each measure.
Dr. Classen's 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. Classen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Classen and other plastic surgeons in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Theodore Classen treated 15 Medicare patients in 2024, average age 81
CMS counts 15 Medicare patients who saw Dr. Classen in 2024. 75% of them have high blood pressure. Their average risk score is 4.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Chronic conditions among Dr. Classen's Medicare patients, 2024
- High blood pressure75%
Share of Medicare patients with each condition. A patient can have several.
Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Theodore Classen wrote 12 Medicare Part D claims in 2017
In 2017, Dr. Classen wrote 12 Medicare Part D claims. They cover 1 drug, with $4,963 in total drug cost. In 2016, CMS named 11 claims across 1 drug.
Dr. Classen's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 112017: 129%
Drugs named by CMS: 1 in 2017, 1 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Gregory Theodore Classen received $165 in industry payments from 2018 to 2021
CMS Open Payments shows 2 general payments to Dr. Classen from 2 drug and device companies from 2018 to 2021. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $117.
General payments to Dr. Classen by program year, 2018 to 2021
Companies that paid Dr. Classen the most, 2018 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gregory Theodore Classen'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 |
| 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 | Medicare 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) |
| 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. Gregory Theodore Classen
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. Gregory Theodore Classen's NPI number?
Dr. Gregory Theodore Classen's NPI number is 1841220233. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Theodore Classen?
Dr. Gregory Theodore Classen is a plastic surgeon in Brook Park, Ohio. The primary specialty in the NPI Registry is Plastic Surgery Physician (taxonomy code 208200000X).
Where does Dr. Gregory Theodore Classen practice?
Dr. Classen practices at 8 E Park Cir, Brook Park, OH 44142.
What is Dr. Gregory Theodore Classen's office phone number?
The practice phone on file for Dr. Classen is (330) 468-4554.
What is Dr. Gregory Theodore Classen's medical license number?
Dr. Classen holds Ohio license 34002808.
Does Dr. Gregory Theodore Classen accept Medicare?
Yes. CMS data shows Dr. Classen billed Medicare for 43 services in 2024.
How many Medicare patients does Dr. Gregory Theodore Classen see?
CMS counts 15 Medicare patients who saw Dr. Classen in 2024, with an average age of 81.
What services does Dr. Gregory Theodore Classen bill to Medicare?
In 2024, Dr. Classen's most billed Medicare services were nursing facility care (99309).
What drugs does Dr. Gregory Theodore Classen prescribe most?
In 2017 Medicare Part D data, Dr. Classen's most prescribed drugs by claims were Namenda XR.
Has Dr. Gregory Theodore Classen received payments from drug or device companies?
CMS Open Payments shows $165 in general payments to Dr. Classen from 2 companies from 2018 to 2021. The largest total came from Smith & Nephew, Inc.
How long has Dr. Gregory Theodore Classen been practicing?
Dr. Classen's NPI was assigned in 2006.
Selling to plastic surgery practices?
See plastic surgeons in Ohio by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card