Indian J Pathol Microbiol
Dr. Hemanta Kumar Nayak, MD
NPI1639271752
- Medicare services, 2019
- 191
- Part D claims, 2019
- 1,118
- Publications
- 64
- Industry payments
- $20
- State license
- 1
- Practice address
- 12301 Snow Rd, Parma, OH 44130-1002
- Practice phone
- Call (216) 524-7377
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
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Dr. Hemanta Kumar Nayak is an internist in Parma, Ohio
Dr. Nayak practices in Parma, Ohio.
Dr. Nayak's NPI, 1639271752, was assigned on September 1, 2006. Dr. Nayak holds Ohio license 35-059368.
NPI and contact details
- NPI
- 1639271752NPI Registry (opens in a new tab)
- NPI enumeration date
- September 1, 2006
- NPI status
- Active
- Practice phone
- (216) 524-7377
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Hemanta Kumar Nayak's practice address is in Parma, Ohio
Dr. Nayak's practice address in the NPI Registry is 12301 Snow Rd, Parma, OH 44130-1002. The practice phone is (216) 524-7377.
- NPI Registry address12301 Snow Rd, Parma, OH 44130-1002Phone(216) 524-7377
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Hemanta Kumar Nayak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nayak practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Nayak's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hemanta Kumar Nayak is one of 4,708 internists in Ohio
Internal medicine is Dr. Nayak's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nayak is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Nayak
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
4,708internists in Ohio
2internists in Parma
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hemanta Kumar Nayak billed Medicare for 191 services in 2019
CMS data shows 191 Medicare services from Dr. Nayak across 3 procedure codes in 2019. Medicare paid $5,986 for them. Every service was in an office.
Medicare services, 2019191
Paid by Medicare$5,986
Procedure codes3
Dr. Nayak's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 3092019: 12261%
- Surgery
- 2018: 1582019: 6956%
- Tests and treatments
- 2018: 282019: 0100%
- Other services
- 2018: 742019: 0100%
Dr. Nayak compared with the Ohio median for internists, 2019
- Dr. Nayak
- Ohio median
- Medicare services
- 191vs 48761% below
- Part D claims
- 1,118vs 2943.8 times
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Nayak's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Nayak?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nayak and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hemanta Kumar Nayak's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Nayak's median patient age at 60, with 40% women.
Dr. Nayak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women40%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Hemanta Kumar Nayak wrote 1,118 Medicare Part D claims in 2019
In 2019, Dr. Nayak wrote 1,118 Medicare Part D claims. They cover 30 drugs, with $32,348 in total drug cost. In 2018, CMS named 1,966 claims across 53 drugs.
Part D claims, 20191,118
Drugs named by CMS30
Total drug cost$32,348
Dr. Nayak's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 1,9662019: 1,11843%
Drugs named by CMS: 30 in 2019, 53 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Hemanta Kumar Nayak has 64 publications on record
Dmand AI links 64 papers to Dr. Nayak, published from 2011 to 2025. 2024 was the busiest year, with 11. The most frequent topics are Diagnosis, Differential, Anti-Bacterial Agents and Colonoscopy. Dr. Nayak has published most often in BMJ Case Rep. Dr. Nayak's most frequent co-author is Rajiv Saran, MB, BS.
Papers64
Years published2011 to 2025
Dr. Nayak's papers by year, 2016 to 2025
Topics Dr. Nayak writes about most
- Diagnosis, Differential
- Anti-Bacterial Agents
- Colonoscopy
- Pancreas
- Stomach Neoplasms
- Tomography, X-Ray Computed
- Biopsy
- Endoscopic Ultrasound-Guided Fine Needle Aspiration
Dr. Nayak's most frequent co-authors
Recent publications by Dr. Nayak
Eur J Gastroenterol Hepatol
BiopsyColonColonoscopy
Cholangitis, SclerosingHepatitis, AutoimmuneImmunoglobulin G
See who Dr. Nayak researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nayak works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hemanta Kumar Nayak received $20 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Nayak from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Medtronic USA, Inc. paid the most, $20.
Companies that paid Dr. Nayak the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Hemanta Kumar Nayak'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| 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. Hemanta Kumar Nayak
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. Hemanta Kumar Nayak's NPI number?
Dr. Hemanta Kumar Nayak's NPI number is 1639271752. It was assigned on September 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hemanta Kumar Nayak?
Dr. Hemanta Kumar Nayak is an internist in Parma, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Hemanta Kumar Nayak practice?
Dr. Nayak practices at 12301 Snow Rd, Parma, OH 44130-1002.
What is Dr. Hemanta Kumar Nayak's office phone number?
The practice phone on file for Dr. Nayak is (216) 524-7377.
What is Dr. Hemanta Kumar Nayak's medical license number?
Dr. Nayak holds Ohio license 35-059368.
Does Dr. Hemanta Kumar Nayak accept Medicare?
Yes. CMS data shows Dr. Nayak billed Medicare for 191 services in 2019.
What services does Dr. Hemanta Kumar Nayak bill to Medicare?
In 2019, Dr. Nayak's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
What drugs does Dr. Hemanta Kumar Nayak prescribe most?
In 2019 Medicare Part D data, Dr. Nayak's most prescribed drugs by claims were Lisinopril, Metoprolol Tartrate and Atorvastatin Calcium.
Has Dr. Hemanta Kumar Nayak received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Nayak from 1 company from 2016 to 2016. The largest total came from Medtronic USA, Inc.
How long has Dr. Hemanta Kumar Nayak been practicing?
Dr. Nayak's NPI was assigned in 2006.
Does Dr. Hemanta Kumar Nayak do research?
Dmand AI links 64 publications to Dr. Nayak, published from 2011 to 2025.
Who does Dr. Hemanta Kumar Nayak publish with?
Dr. Nayak's most frequent co-authors are Rajiv Saran, MB, BS (1 shared paper).
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