Dr. Mariano H. Demiguel, MD
- Medicare services, 2024
- 967
- Medicare patients, 2024
- 339
- Part D claims, 2024
- 2,679
- Hospital affiliations
- 2
- Industry payments
- $8,946
- Practice address
- 4235 Secor Road, Toledo, OH 43623
- Practice phone
- Call (419) 479-5650
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Toledo Clinic Secor Road Ambulatory Surgery Center
Surgery Center - Medicare-Certified · Toledo, Ohio
Find Dr. Demiguel'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. Mariano H. Demiguel is a nephrologist in Toledo, Ohio
Dr. Demiguel practices at The Toledo Clinic Secor Road Ambulatory Surgery Center in Toledo, Ohio.
Dr. Demiguel's NPI, 1750388435, was assigned on July 7, 2005. Dr. Demiguel holds Ohio license 35076290.
- NPI
- 1750388435NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042233058
- NPI enumeration date
- July 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 479-5650
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mariano H. Demiguel practices at The Toledo Clinic Secor Road Ambulatory Surgery Center in Toledo, Ohio
Dr. Demiguel's primary practice is The Toledo Clinic Secor Road Ambulatory Surgery Center, at 4235 Secor Road, Toledo, OH 43623. The practice phone is (419) 479-5650.
- The Toledo Clinic Secor Road Ambulatory Surgery Center4235 Secor Road, Toledo, OH 43623Phone(419) 479-5650
Source: Dmand AI Affiliation Data
Dr. Mariano H. Demiguel is affiliated with 4 sites of care and 1 medical group
Dr. Demiguel's primary practice is The Toledo Clinic Secor Road Ambulatory Surgery Center in Toledo, Ohio. Dr. Demiguel is also affiliated with ProMedica Toledo Hospital. The medical group on file is The Toledo Clinic. Dmand AI also links Dr. Demiguel to 1 more hospital and 1 dialysis center, each named with a free account. Dr. Demiguel's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mariano H. Demiguel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Demiguel practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Toledo Clinic Secor Road Ambulatory Surgery Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mariano H. Demiguel is one of 407 nephrologists in Ohio
Nephrology is Dr. Demiguel's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Demiguel is licensed in Ohio.
Specialties and state licenses
- Nephrology, OhioPrimary
Nephrologists near Dr. Demiguel
Counts of nephrologists 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. Mariano H. Demiguel billed Medicare for 967 services in 2024
CMS data shows 967 Medicare services from Dr. Demiguel across 5 procedure codes in 2024, for 339 Medicare patients. Medicare paid $93,102 for them.
Dr. Demiguel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9412024: 8668%
- Tests and treatments
- 2023: 1742024: 10142%
Where Dr. Demiguel's Medicare services took place, 2024
- In an office66168%
- In a facility30632%
Dr. Demiguel compared with the Ohio median for nephrologists, 2024
- Dr. Demiguel
- Ohio median
- Medicare services
- 967vs 79022% above
- Medicare patients
- 339vs 30710% above
- Part D claims
- 2,512vs 7673.3 times
Medians across 400 nephrologists in Ohio with Dmand AI profiles that report each measure.
Dr. Demiguel'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Demiguel and other nephrologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mariano H. Demiguel treated 339 Medicare patients in 2024, average age 76
CMS counts 339 Medicare patients who saw Dr. Demiguel in 2024. The largest group is 75 to 84, with 164 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 9% are also on Medicaid. Their average risk score is 2.87, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Demiguel's median patient age at 77, with 43% women.
Dr. Demiguel's Medicare patients by age, 2024
Dr. Demiguel's Medicare patients by sex, 2024
- Women16549%
- Men17451%
Chronic conditions among Dr. Demiguel's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Diabetes60%
- Ischemic heart disease54%
- Heart failure44%
- COPD40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Demiguel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women43%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mariano H. Demiguel wrote 2,679 Medicare Part D claims in 2024
In 2024, Dr. Demiguel wrote 2,679 Medicare Part D claims for 390 patients. 87% of them were for generic drugs. CMS names the drug for 2,512 of them, across 36 drugs with 11 or more claims each, at $702,366 in total drug cost. In 2023, CMS named 2,591 claims across 27 drugs.
Dr. Demiguel's Part D claims by kind of drug, 2024
- Generic2,336 claims87%
- Brand-name343 claims13%
Dr. Demiguel's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Demiguel's Part D claims, 2024
- Antibiotics2%45 of 2,679 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,5912024: 2,5123%
Drugs named by CMS: 36 in 2024, 27 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mariano H. Demiguel takes part in Medicare
Dr. Demiguel 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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Dr. Mariano H. Demiguel received $8,946 in industry payments from 2016 to 2025
CMS Open Payments shows 387 general payments to Dr. Demiguel from 31 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. AstraZeneca Pharmaceuticals LP paid the most, $899.
General payments to Dr. Demiguel by program year, 2016 to 2025
General payments to Dr. Demiguel by kind, 2016 to 2025
- Food and beverage$8,47995%
- Education$4565%
- Gifts$110%
Companies that paid Dr. Demiguel the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mariano H. Demiguel'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 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 DataMedicare 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)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 Dr. Mariano H. Demiguel
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. Mariano H. Demiguel's NPI number?
Dr. Mariano H. Demiguel's NPI number is 1750388435. It was assigned on July 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mariano H. Demiguel?
Dr. Mariano H. Demiguel is a nephrologist in Toledo, Ohio. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Mariano H. Demiguel practice?
Dr. Demiguel practices at 4235 Secor Road, Toledo, OH 43623. Dr. Demiguel's primary practice is The Toledo Clinic Secor Road Ambulatory Surgery Center in Toledo, Ohio. Dmand AI also links Dr. Demiguel to 1 hospital and 1 dialysis center.
What is Dr. Mariano H. Demiguel's office phone number?
The practice phone on file for Dr. Demiguel is (419) 479-5650.
What is Dr. Mariano H. Demiguel's medical license number?
Dr. Demiguel holds Ohio license 35076290.
Which hospitals is Dr. Mariano H. Demiguel affiliated with?
Dr. Demiguel is affiliated with ProMedica Toledo Hospital. Dmand AI links Dr. Demiguel to 1 more hospital.
What medical group is Dr. Mariano H. Demiguel part of?
Dr. Demiguel is linked to The Toledo Clinic.
Does Dr. Mariano H. Demiguel accept Medicare?
Yes. CMS data shows Dr. Demiguel billed Medicare for 967 services in 2024, and Dr. Demiguel accepts Medicare assignment.
How many Medicare patients does Dr. Mariano H. Demiguel see?
CMS counts 339 Medicare patients who saw Dr. Demiguel in 2024, with an average age of 76.
What services does Dr. Mariano H. Demiguel bill to Medicare?
In 2024, Dr. Demiguel's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and dialysis (90960).
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What drugs does Dr. Mariano H. Demiguel prescribe most?
In 2024 Medicare Part D data, Dr. Demiguel's most prescribed drugs by claims were Lisinopril, Amlodipine Besylate and Losartan Potassium.
Has Dr. Mariano H. Demiguel received payments from drug or device companies?
CMS Open Payments shows $8,946 in general payments to Dr. Demiguel from 31 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Mariano H. Demiguel been practicing?
Dr. Demiguel graduated from medical school in 1983, 43 years ago.
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