Dr. Vadak H. Ranganathan, MD
- Medicare services, 2024
- 204
- Medicare patients, 2024
- 96
- Part D claims, 2024
- 766
- MIPS score, 2024
- 79
- Hospital affiliations
- 3
- Practice address
- 1001 Bellefontaine Avenue, Lima, OH 45804
- Practice phone
- Call (419) 998-4731
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ranganathan'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. Vadak H. Ranganathan is a neurologist in Lima, Ohio
Dr. Ranganathan practices at Lima Memorial Health System in Lima, Ohio, part of Lima Memorial Health System.
Dr. Ranganathan's NPI, 1992773212, was assigned on March 11, 2006. Dr. Ranganathan holds Ohio license 74925.
- NPI
- 1992773212NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092841387
- NPI enumeration date
- March 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 998-4731
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vadak H. Ranganathan practices at Lima Memorial Health System in Lima, Ohio
Dr. Ranganathan's primary practice is Lima Memorial Health System, at 1001 Bellefontaine Avenue, Lima, OH 45804 in Allen County. The practice phone is (419) 998-4731.
- Lima Memorial Health System1001 Bellefontaine Avenue, Lima, OH 45804 · Allen CountyPhone(419) 998-4731
Source: Dmand AI Affiliation Data
Dr. Vadak H. Ranganathan is affiliated with 4 sites of care and 2 medical groups
Dr. Ranganathan's primary practice is Lima Memorial Health System in Lima, Ohio, part of Lima Memorial Health System. Dr. Ranganathan is also affiliated with Mercy Health - St. Rita's Medical Center. The medical group on file is Lima Memorial Health System. Dmand AI also links Dr. Ranganathan to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Vadak H. Ranganathan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ranganathan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lima Memorial Health System | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Lima Memorial Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Vadak H. Ranganathan is one of 738 neurologists in Ohio
Neurology is Dr. Ranganathan's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Ranganathan's licenses on file in 2 states: Ohio and Indiana.
Specialties and state licenses
- Neurology, OhioPrimary
- Indiana license
Neurologists near Dr. Ranganathan
Counts of neurologists 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. Vadak H. Ranganathan billed Medicare for 204 services in 2024
CMS data shows 204 Medicare services from Dr. Ranganathan across 7 procedure codes in 2024, for 96 Medicare patients. Medicare paid $15,081 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ranganathan's Medicare services by type, 2024
- Office and hospital visits152
- Imaging34
- Tests and treatments18
Dr. Ranganathan compared with the Ohio median for neurologists, 2024
- Dr. Ranganathan
- Ohio median
- Medicare services
- 204vs 31535% below
- Medicare patients
- 96vs 19651% below
- Part D claims
- 593vs 40945% above
Medians across 700 neurologists in Ohio with Dmand AI profiles that report each measure.
Dr. Ranganathan'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. Ranganathan and other neurologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vadak H. Ranganathan treated 96 Medicare patients in 2024, average age 73
CMS counts 96 Medicare patients who saw Dr. Ranganathan in 2024. The largest group is 65 to 74, with 42 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.65, 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. Ranganathan's median patient age at 62, with 62% women.
Dr. Ranganathan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ranganathan's Medicare patients by sex, 2024
- Women5658%
- Men4042%
Chronic conditions among Dr. Ranganathan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Stroke or TIA58%
- Diabetes50%
- Ischemic heart disease42%
- Anxiety41%
- Mood disorders40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ranganathan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women62%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Vadak H. Ranganathan wrote 766 Medicare Part D claims in 2024
In 2024, Dr. Ranganathan wrote 766 Medicare Part D claims for 168 patients. 94% of them were for generic drugs. CMS names the drug for 593 of them, across 24 drugs with 11 or more claims each, at $14,919 in total drug cost.
Dr. Ranganathan's Part D claims by kind of drug, 2024
- Generic723 claims94%
- Brand-name43 claims6%
Dr. Ranganathan'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.
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
Dr. Vadak H. Ranganathan scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Ranganathan for performance year 2024, reported as part of a group. Dr. Ranganathan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ranganathan's MIPS scores, performance year 2024
- 79of 100Final score
- 75.6of 100Quality
- 79of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 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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Dr. Vadak H. Ranganathan received $443 in industry payments from 2024 to 2025
CMS Open Payments shows 25 general payments to Dr. Ranganathan from 9 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 85% of the total. UCB, Inc. paid the most, $91.
General payments to Dr. Ranganathan by program year, 2024 to 2025
General payments to Dr. Ranganathan by kind, 2024 to 2025
- Food and beverage$37785%
- Education$6715%
Companies that paid Dr. Ranganathan the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Vadak H. Ranganathan'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)Clinician Public Reporting: Overall MIPS Performance (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. Vadak H. Ranganathan
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. Vadak H. Ranganathan's NPI number?
Dr. Vadak H. Ranganathan's NPI number is 1992773212. It was assigned on March 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Vadak H. Ranganathan?
Dr. Vadak H. Ranganathan is a neurologist in Lima, Ohio. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Vadak H. Ranganathan practice?
Dr. Ranganathan practices at 1001 Bellefontaine Avenue, Lima, OH 45804. Dr. Ranganathan's primary practice is Lima Memorial Health System in Lima, Ohio, part of Lima Memorial Health System. Dmand AI also links Dr. Ranganathan to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Vadak H. Ranganathan's office phone number?
The practice phone on file for Dr. Ranganathan is (419) 998-4731.
What is Dr. Vadak H. Ranganathan's medical license number?
Dr. Ranganathan holds Ohio license 74925, one of the licenses on file in 2 states.
Which states has Dr. Vadak H. Ranganathan been licensed in?
Dmand AI has state licenses on file for Dr. Ranganathan in Ohio and Indiana.
Which hospitals is Dr. Vadak H. Ranganathan affiliated with?
Dr. Ranganathan practices at Lima Memorial Health System in Lima, Ohio. Dr. Ranganathan is also affiliated with Mercy Health - St. Rita's Medical Center. Dmand AI links Dr. Ranganathan to 1 more hospital.
What medical group is Dr. Vadak H. Ranganathan part of?
Dr. Ranganathan is linked to Lima Memorial Health System. Dmand AI links Dr. Ranganathan to 1 more medical group.
Does Dr. Vadak H. Ranganathan accept Medicare?
Yes. CMS data shows Dr. Ranganathan billed Medicare for 204 services in 2024, and Dr. Ranganathan accepts Medicare assignment.
What is Dr. Vadak H. Ranganathan's MIPS score?
Dr. Ranganathan's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Vadak H. Ranganathan see?
CMS counts 96 Medicare patients who saw Dr. Ranganathan in 2024, with an average age of 73.
What services does Dr. Vadak H. Ranganathan bill to Medicare?
In 2024, Dr. Ranganathan's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and diagnostic imaging (70551).
What drugs does Dr. Vadak H. Ranganathan prescribe most?
In 2024 Medicare Part D data, Dr. Ranganathan's most prescribed drugs by claims were Gabapentin, Donepezil HCl and Baclofen.
Has Dr. Vadak H. Ranganathan received payments from drug or device companies?
CMS Open Payments shows $443 in general payments to Dr. Ranganathan from 9 companies from 2024 to 2025. The largest total came from UCB, Inc.
How long has Dr. Vadak H. Ranganathan been practicing?
Dr. Ranganathan graduated from medical school in 1980, 46 years ago.
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