Dr. Pratap Challa, MD

  • Durham, NC
  • Ophthalmologist
NPI1982794137PAC ID7416084769
Medicare services, 2024
4,827
Medicare patients, 2024
845
Part D claims, 2024
3,679
Publications
102
Hospital affiliations
1
Practice address
2301 Erwin Rd, Durham, NC 27705
Practice phone
Call (919) 684-8111
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Duke University Hospital

Hospital · Durham, North Carolina

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Dr. Pratap Challa is an ophthalmologist in Durham, North Carolina

Dr. Challa practices at Duke University Hospital in Durham, North Carolina, part of Duke University.

Dr. Challa's NPI, 1982794137, was assigned on October 16, 2006. Dr. Challa graduated from University Of Florida College Of Medicine in 1993. Dr. Challa's North Carolina license number on file is 98-00493.

NPI and contact details
Medicare PAC ID
7416084769
NPI enumeration date
October 16, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(919) 684-8111
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
59
Medical school graduation
1993

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Pratap Challa practices at Duke University Hospital in Durham, North Carolina

Dr. Challa's primary practice is Duke University Hospital, at 2301 Erwin Rd, Durham, NC 27705 in Durham County. The practice phone is (919) 684-8111.

Source: Dmand AI Affiliation Data

Dr. Pratap Challa is affiliated with 2 sites of care and 1 medical group

Dr. Challa's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. The medical group on file is Duke Health Integrated Practice. Dmand AI also links Dr. Challa to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Challa

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Pratap Challa's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Challa practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Duke University HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Pratap Challa is one of 552 ophthalmologists in North Carolina

Ophthalmology is Dr. Challa's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Challa is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Challa has a license on file in North Carolina.

Specialties and state licenses

  • Ophthalmology, North CarolinaPrimaryLicense 98-00493 · 1998 to 2025 · taxonomy 207W00000X

Clinical focus

Dmand AI lists cataract, cataract surgery with lens implant, conjunctivitis, dry eye, glaucoma, glaucoma surgery, inflammation of iris and secondary membranaous cataract surgery among the conditions Dr. Challa treats.

Ophthalmologists near Dr. Challa

Counts of ophthalmologists 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. Pratap Challa billed Medicare for 4,827 services in 2024

CMS data shows 4,827 Medicare services from Dr. Challa across 15 procedure codes in 2024, for 845 Medicare patients. Medicare paid $236,394 for them.

Medicare services, 20244,827
Medicare patients845
Paid by Medicare$236,394
Procedure codes15

Dr. Challa's Medicare services by type, 2024

  1. Office and hospital visits1,544
  2. Other services1,529
  3. Tests and treatments1,522
  4. Surgery184
  5. Imaging48

Where Dr. Challa's Medicare services took place, 2024

  • In an office4,68697%
  • In a facility1413%

Dr. Challa compared with the North Carolina median for ophthalmologists, 2024

  • Dr. Challa
  • North Carolina median
Medicare services
4,827vs 1,7012.8 times
Medicare patients
845vs 56649% above
Part D claims
3,568vs 6205.8 times

Medians across 580 ophthalmologists in North Carolina with Dmand AI profiles that report each measure.

Dr. Challa'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.

See all procedures by Dr. Challa

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Pratap Challa treated 845 Medicare patients in 2024, average age 77

CMS counts 845 Medicare patients who saw Dr. Challa in 2024. The largest group is 75 to 84, with 408 patients. 71% of them have high blood pressure, and 71% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Challa's median patient age at 75, with 59% women.

Medicare patients, 2024845
Average age77
Average risk score1.13
Also on Medicaid5%

Dr. Challa's Medicare patients by age, 2024

Dr. Challa's Medicare patients by sex, 2024

  • Women48457%
  • Men36143%

Chronic conditions among Dr. Challa's Medicare patients, 2024

  1. High blood pressure71%
  2. High cholesterol71%
  3. Arthritis44%
  4. Diabetes28%
  5. Chronic kidney disease24%
  6. Ischemic heart disease22%
  7. Cancer17%
  8. Mood disorders17%

Share of Medicare patients with each condition. A patient can have several.

Dr. Challa's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women59%
  • Men41%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Pratap Challa wrote 3,679 Medicare Part D claims in 2024

In 2024, Dr. Challa wrote 3,679 Medicare Part D claims for 778 patients. 71% of them were for generic drugs. CMS names the drug for 3,568 of them, across 29 drugs with 11 or more claims each, at $307,680 in total drug cost.

Part D claims, 20243,679
Drugs named by CMS29
Total drug cost$307,680
Part D patients778

Dr. Challa's Part D claims by kind of drug, 2024

  • Generic2,611 claims71%
  • Brand-name1,068 claims29%

Dr. Challa'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.

See all prescribing by Dr. Challa

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. Pratap Challa ranks in the 71st percentile for cataract surgery in Medicare

Dr. Challa accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 81 procedures of cataract surgery by Dr. Challa, more than 71% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Challa ranks in Medicare procedure volume

Cataract surgery
71st percentile81 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. Pratap Challa has 102 publications on record

Dmand AI links 102 papers to Dr. Challa, published from 2001 to 2024. 2015 was the busiest year, with 5. The most frequent topics are Intraocular Pressure, Glaucoma, Open-Angle and Glaucoma. Dr. Challa has published most often in J Glaucoma. Dr. Challa's most frequent co-authors are Janey L. Wiggs, MD, Donald Lyle Budenz, MD and Sanjay G. Asrani, MD.

Papers102
Years published2001 to 2024

Dr. Challa's papers by year, 2014 to 2024

Topics Dr. Challa writes about most

  • Intraocular Pressure
  • Glaucoma, Open-Angle
  • Glaucoma
  • Trabecular Meshwork
  • Aqueous Humor
  • Glaucoma Drainage Implants
  • Ocular Hypertension
  • Tonometry, Ocular

Dr. Challa's most frequent co-authors

Recent publications by Dr. Challa

See all 102 publications and co-authors

See who Dr. Challa researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Challa works with, so you can find a warm path to the right ophthalmologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Pratap Challa received $392 in industry payments from 2024 to 2025

CMS Open Payments shows 3 general payments to Dr. Challa from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Nova Eye, Inc. paid the most, $151.

General payments to Dr. Challa by program year, 2024 to 2025

Companies that paid Dr. Challa the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Challa

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Pratap Challa has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Challa, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Challa

  1. 2013
    • CMS Stage 1 EHR
  2. Undated
    • AAO Fellow

Source: Dmand AI Professional Profile Data

Dr. Pratap Challa graduated from University Of Florida College Of Medicine

Dr. Challa graduated from University Of Florida College Of Medicine in 1993. Dr. Challa is a member of AAO.

  1. Medical schoolUniversity Of Florida College Of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Dr. Pratap Challa accepts plans from 17 insurance carriers

Dr. Challa is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Excellus BlueCross BlueShield
  • United Healthcare
  • Blue Cross and Blue Shield of North Carolina
  • HCSC
  • Aspirus Health Plan
  • +9 more carriersWith a free account

Plan types Dr. Challa accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare9
  4. POS6
  5. EPO5
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Pratap Challa's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Pratap Challa

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. Pratap Challa's NPI number?

Dr. Pratap Challa's NPI number is 1982794137. It was assigned on October 16, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Pratap Challa?

Dr. Pratap Challa is an ophthalmologist in Durham, North Carolina. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Pratap Challa practice?

Dr. Challa practices at 2301 Erwin Rd, Durham, NC 27705. Dr. Challa's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. Dmand AI also links Dr. Challa to 1 group practice or clinic.

What is Dr. Pratap Challa's office phone number?

The practice phone on file for Dr. Challa is (919) 684-8111.

What is Dr. Pratap Challa's medical license number?

Dr. Challa's North Carolina license number on file is 98-00493.

Which hospitals is Dr. Pratap Challa affiliated with?

Dr. Challa practices at Duke University Hospital in Durham, North Carolina.

What medical group is Dr. Pratap Challa part of?

Dr. Challa is linked to Duke Health Integrated Practice.

Does Dr. Pratap Challa accept Medicare?

Yes. CMS data shows Dr. Challa billed Medicare for 4,827 services in 2024, and Dr. Challa accepts Medicare assignment.

How many Medicare patients does Dr. Pratap Challa see?

CMS counts 845 Medicare patients who saw Dr. Challa in 2024, with an average age of 77.

Is Dr. Pratap Challa board certified?

Yes. Dr. Challa is board certified in ophthalmology by the American Board of Ophthalmology.

Show 8 more questionsShow fewer questions

What services does Dr. Pratap Challa bill to Medicare?

In 2024, Dr. Challa's most billed Medicare services were medicare service (G2211), office visit, established patient (99213) and eye exam or test (92133).

Where did Dr. Pratap Challa go to medical school?

Dr. Challa graduated from University Of Florida College Of Medicine in 1993.

What drugs does Dr. Pratap Challa prescribe most?

In 2024 Medicare Part D data, Dr. Challa's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.

Has Dr. Pratap Challa received payments from drug or device companies?

CMS Open Payments shows $392 in general payments to Dr. Challa from 3 companies from 2024 to 2025. The largest total came from Nova Eye, Inc.

How long has Dr. Pratap Challa been practicing?

Dr. Challa graduated from medical school in 1993, 33 years ago.

Does Dr. Pratap Challa do research?

Dmand AI links 102 publications to Dr. Challa, published from 2001 to 2024.

Who does Dr. Pratap Challa publish with?

Dr. Challa's most frequent co-authors are Janey L. Wiggs, MD (8 shared papers), Donald Lyle Budenz, MD (6 shared papers) and Sanjay G. Asrani, MD (5 shared papers).

What insurance does Dr. Pratap Challa accept?

Dr. Challa is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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