Gregory Hayba, PA-C
- Medicare patients, 2024
- 17
- Hospital affiliations
- 1
- Industry payments
- $47
- Medical group
- 1
- State license
- 1
- Practice address
- 18101 Lorain Avenue, Cleveland, OH 44111
- Practice phone
- Call (216) 476-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gregory Hayba'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.
Gregory Hayba is a physician assistant in Cleveland, Ohio
Gregory Hayba practices at Fairview Hospital in Cleveland, Ohio, part of The Cleveland Clinic Foundation.
Gregory Hayba's NPI, 1134338395, was assigned on May 22, 2007. Gregory Hayba holds Ohio license 50-00-2609.
- NPI
- 1134338395NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284733171
- NPI enumeration date
- May 22, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (216) 476-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Hayba practices at Fairview Hospital in Cleveland, Ohio
Gregory Hayba's primary practice is Fairview Hospital, at 18101 Lorain Avenue, Cleveland, OH 44111 in Cuyahoga County. The practice phone is (216) 476-7000.
- Fairview Hospital18101 Lorain Avenue, Cleveland, OH 44111 · Cuyahoga CountyPhone(216) 476-7000
Source: Dmand AI Affiliation Data
Gregory Hayba is affiliated with 3 sites of care and 1 medical group
Gregory Hayba's primary practice is Fairview Hospital in Cleveland, Ohio, part of The Cleveland Clinic Foundation. The medical group on file is Fairview Hospital. Dmand AI also links Gregory Hayba to 1 more group practice or clinic and 1 hospital outpatient department, each named with a free account. Gregory Hayba's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory Hayba's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Hayba practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fairview Hospital | Available with a free account |
| +2 more affiliated sites | 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 The Cleveland Clinic Foundation and 6.2K+ hospitals, with verified contacts in the same login.
Gregory Hayba is one of 4,524 physician assistants in Ohio
Physician assistant is Gregory Hayba's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Gregory Hayba is licensed in Ohio.
Specialties and state licenses
- Physician assistant, OhioPrimary
Physician assistants near Gregory Hayba
Counts of physician assistants 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
Gregory Hayba treated 17 Medicare patients in 2024, average age 72
CMS counts 17 Medicare patients who saw Gregory Hayba in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Hayba's median patient age at 52, with 48% women.
Chronic conditions among Gregory Hayba's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
Share of Medicare patients with each condition. A patient can have several.
Gregory Hayba's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Gregory Hayba takes part in Medicare
Gregory Hayba 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)
Gregory Hayba received $47 in industry payments in 2025
CMS Open Payments shows 2 general payments to Gregory Hayba from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $32.
Companies that paid Gregory Hayba 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 Gregory Hayba'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 DataMedicare Physician & Other Practitioners - 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 Gregory Hayba
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Hayba's NPI number?
Gregory Hayba's NPI number is 1134338395. It was assigned on May 22, 2007, and it is active in the NPI Registry.
What does Gregory Hayba specialize in?
Gregory Hayba is a physician assistant in Cleveland, Ohio. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Gregory Hayba practice?
Gregory Hayba practices at 18101 Lorain Avenue, Cleveland, OH 44111. Gregory Hayba's primary practice is Fairview Hospital in Cleveland, Ohio, part of The Cleveland Clinic Foundation. Dmand AI also links Gregory Hayba to 1 group practice or clinic and 1 hospital outpatient department.
What is Gregory Hayba's office phone number?
The practice phone on file for Gregory Hayba is (216) 476-7000.
What is Gregory Hayba's medical license number?
Gregory Hayba holds Ohio license 50-00-2609.
Which hospitals is Gregory Hayba affiliated with?
Gregory Hayba practices at Fairview Hospital in Cleveland, Ohio.
What medical group is Gregory Hayba part of?
Gregory Hayba is linked to Fairview Hospital.
Does Gregory Hayba accept Medicare?
Yes. CMS lists Gregory Hayba as accepting Medicare assignment.
How many Medicare patients does Gregory Hayba see?
CMS counts 17 Medicare patients who saw Gregory Hayba in 2024, with an average age of 72.
Has Gregory Hayba received payments from drug or device companies?
CMS Open Payments shows $47 in general payments to Gregory Hayba from 2 companies from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Gregory Hayba been practicing?
Gregory Hayba graduated from medical school in 2006, 20 years ago.
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