Nepal J Ophthalmol
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Dr. Sinthu Sivarama Ranjan, MD
NPI1881125110PAC ID0244508711
- Medicare services, 2024
- 370
- Medicare patients, 2024
- 244
- Part D claims, 2024
- 177
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 101 Manning Drive, Chapel Hill, NC 27514
- Practice phone
- Call (919) 966-4141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ranjan'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. Sinthu Sivarama Ranjan is an ophthalmologist in Chapel Hill, North Carolina
Dr. Ranjan practices at UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System.
Dr. Ranjan's NPI, 1881125110, was assigned on March 27, 2017. Dr. Ranjan graduated from Rutgers, Robert Woood Johnson Medical School in 2017. Dr. Ranjan holds North Carolina license 2022-01708.
NPI and contact details
- NPI
- 1881125110NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244508711
- NPI enumeration date
- March 27, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (919) 966-4141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sinthu Sivarama Ranjan practices at UNC Hospitals in Chapel Hill, North Carolina
Dr. Ranjan's primary practice is UNC Hospitals, at 101 Manning Drive, Chapel Hill, NC 27514 in Orange County. The practice phone is (919) 966-4141.
- UNC Hospitals101 Manning Drive, Chapel Hill, NC 27514 · Orange CountyPhone(919) 966-4141
Source: Dmand AI Affiliation Data
Dr. Sinthu Sivarama Ranjan is affiliated with 3 sites of care and 1 medical group
Dr. Ranjan's primary practice is UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System. The medical group on file is UNC Faculty Physicians. Dmand AI also links Dr. Ranjan to 1 more group practice or clinic and 1 therapy and rehab clinic, each named with a free account.
UNC Faculty Physicians1 group practice or clinicName with a free account1 therapy and rehab clinicName with a free account
See all 4 affiliations for Dr. RanjanSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sinthu Sivarama Ranjan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ranjan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UNC Hospitals | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sinthu Sivarama Ranjan is one of 552 ophthalmologists in North Carolina
Ophthalmology is Dr. Ranjan's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Ranjan is licensed in North Carolina.
Specialties and state licenses
- Ophthalmology, North CarolinaPrimary
Ophthalmologists near Dr. Ranjan
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
552ophthalmologists in North Carolina12ophthalmologists in Chapel Hill3ophthalmologists at UNC Hospitals
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Sinthu Sivarama Ranjan billed Medicare for 370 services in 2024
CMS data shows 370 Medicare services from Dr. Ranjan across 8 procedure codes in 2024, for 244 Medicare patients. Medicare paid $43,347 for them.
Medicare services, 2024370
Medicare patients244
Paid by Medicare$43,347
Procedure codes8
Dr. Ranjan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2082024: 17715%
- Tests and treatments
- 2023: 1542024: 13413%
- Surgery
- 2023: 942024: 5937%
Where Dr. Ranjan's Medicare services took place, 2024
- In an office31184%
- In a facility5916%
Dr. Ranjan compared with the North Carolina median for ophthalmologists, 2024
- Dr. Ranjan
- North Carolina median
- Medicare services
- 370vs 1,70178% below
- Medicare patients
- 244vs 56657% below
- Part D claims
- 97vs 62084% below
Medians across 580 ophthalmologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Ranjan'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. Ranjan and other ophthalmologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sinthu Sivarama Ranjan treated 244 Medicare patients in 2024, average age 75
CMS counts 244 Medicare patients who saw Dr. Ranjan in 2024. The largest group is 75 to 84, with 99 patients. 69% of them have high blood pressure, and 65% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ranjan's median patient age at 72, with 64% women.
Medicare patients, 2024244
Average age75
Average risk score1.20
Also on Medicaid14%
Dr. Ranjan's Medicare patients by age, 2024
Dr. Ranjan's Medicare patients by sex, 2024
- Women14559%
- Men9941%
Chronic conditions among Dr. Ranjan's Medicare patients, 2024
- High blood pressure69%
- High cholesterol65%
- Arthritis50%
- Mood disorders30%
- Diabetes27%
- Depression26%
- Osteoporosis24%
- Anxiety23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ranjan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women64%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sinthu Sivarama Ranjan wrote 177 Medicare Part D claims in 2024
In 2024, Dr. Ranjan wrote 177 Medicare Part D claims for 88 patients. 38% of them were for generic drugs. CMS names the drug for 97 of them, across 2 drugs with 11 or more claims each, at $3,544 in total drug cost. In 2023, CMS named 193 claims across 4 drugs.
Part D claims, 2024177
Drugs named by CMS2
Total drug cost$3,544
Part D patients88
Dr. Ranjan's Part D claims by kind of drug, 2024
- Generic67 claims38%
- Brand-name110 claims62%
Dr. Ranjan'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1932024: 9750%
Drugs named by CMS: 2 in 2024, 4 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
Dr. Sinthu Sivarama Ranjan ranks in the 48th percentile for cataract surgery in Medicare
Dr. Ranjan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 24 procedures of cataract surgery by Dr. Ranjan, more than 48% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Ranjan ranks in Medicare procedure volume
- Cataract surgery
- 48th percentile24 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Sinthu Sivarama Ranjan has 2 publications on record
Dmand AI links 2 papers to Dr. Ranjan. Dr. Ranjan's most frequent co-author is Sanjay Kumar Sharma, MD.
Papers2
Dr. Ranjan's most frequent co-authors
Recent publications by Dr. Ranjan
Curr Opin Ophthalmol
Angiogenesis InhibitorsBevacizumabIntravitreal Injections
See who Dr. Ranjan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ranjan works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sinthu Sivarama Ranjan received $1,440 in industry payments in 2025
CMS Open Payments shows 8 general payments to Dr. Ranjan from 1 drug or device company in 2025. Travel and lodging make up the largest share, 76% of the total. Bausch & Lomb Americas Inc. paid the most, $1,440.
General payments to Dr. Ranjan by kind, 2025 to 2025
$1.4Kin total
- Travel and lodging$1,09876%
- Food and beverage$34224%
Companies that paid Dr. Ranjan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sinthu Sivarama Ranjan graduated from Rutgers, Robert Woood Johnson Medical School
Dr. Ranjan graduated from Rutgers, Robert Woood Johnson Medical School in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sinthu Sivarama Ranjan'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Sinthu Sivarama Ranjan
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. Sinthu Sivarama Ranjan's NPI number?
Dr. Sinthu Sivarama Ranjan's NPI number is 1881125110. It was assigned on March 27, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Sinthu Sivarama Ranjan?
Dr. Sinthu Sivarama Ranjan is an ophthalmologist in Chapel Hill, North Carolina. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Sinthu Sivarama Ranjan practice?
Dr. Ranjan practices at 101 Manning Drive, Chapel Hill, NC 27514. Dr. Ranjan's primary practice is UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System. Dmand AI also links Dr. Ranjan to 1 group practice or clinic and 1 therapy and rehab clinic.
What is Dr. Sinthu Sivarama Ranjan's office phone number?
The practice phone on file for Dr. Ranjan is (919) 966-4141.
What is Dr. Sinthu Sivarama Ranjan's medical license number?
Dr. Ranjan holds North Carolina license 2022-01708.
Which hospitals is Dr. Sinthu Sivarama Ranjan affiliated with?
Dr. Ranjan practices at UNC Hospitals in Chapel Hill, North Carolina.
What medical group is Dr. Sinthu Sivarama Ranjan part of?
Dr. Ranjan is linked to UNC Faculty Physicians.
Does Dr. Sinthu Sivarama Ranjan accept Medicare?
Yes. CMS data shows Dr. Ranjan billed Medicare for 370 services in 2024, and Dr. Ranjan accepts Medicare assignment.
How many Medicare patients does Dr. Sinthu Sivarama Ranjan see?
CMS counts 244 Medicare patients who saw Dr. Ranjan in 2024, with an average age of 75.
What services does Dr. Sinthu Sivarama Ranjan bill to Medicare?
In 2024, Dr. Ranjan's most billed Medicare services were office visit, established patient (99213), eye exam or test (92136) and office visit, established patient (99214).
Show 6 more questionsShow fewer questions
Where did Dr. Sinthu Sivarama Ranjan go to medical school?
Dr. Ranjan graduated from Rutgers, Robert Woood Johnson Medical School in 2017.
What drugs does Dr. Sinthu Sivarama Ranjan prescribe most?
In 2024 Medicare Part D data, Dr. Ranjan's most prescribed drugs by claims were Prednisolone Acetate and Moxifloxacin.
Has Dr. Sinthu Sivarama Ranjan received payments from drug or device companies?
CMS Open Payments shows $1,440 in general payments to Dr. Ranjan from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Dr. Sinthu Sivarama Ranjan been practicing?
Dr. Ranjan graduated from medical school in 2017, 9 years ago.
Does Dr. Sinthu Sivarama Ranjan do research?
Dmand AI links 2 publications to Dr. Ranjan.
Who does Dr. Sinthu Sivarama Ranjan publish with?
Dr. Ranjan's most frequent co-authors are Sanjay Kumar Sharma, MD (1 shared paper).
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