Dr. Kain Kumar, MD, PhD
- Medicare services, 2016
- 3,822
- Part D claims, 2020
- 594
- Industry payments
- $17,958
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 1710 S Del Mar Ave, San Gabriel, CA 91776
- Practice phone
- Call (661) 947-5600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Kumar's professional email, personal email and mobile number
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Dr. Kain Kumar is an internist in San Gabriel, California
Dr. Kumar practices in San Gabriel, California.
Dr. Kumar's NPI, 1265431316, was assigned on July 20, 2005. Dr. Kumar holds California license A67882.
- NPI
- 1265431316NPI Registry (opens in a new tab)
- NPI enumeration date
- July 20, 2005
- NPI status
- Active
- Practice phone
- (661) 947-5600
- 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. Kain Kumar's practice address is in San Gabriel, California
Dr. Kumar's practice address in the NPI Registry is 1710 S Del Mar Ave, San Gabriel, CA 91776, in Los Angeles County. The practice phone is (661) 947-5600.
- NPI Registry address1710 S Del Mar Ave, San Gabriel, CA 91776 · Los Angeles CountyPhone(661) 947-5600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Kain Kumar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kumar practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Kumar's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kain Kumar is one of 16,751 internists in California
Internal medicine is Dr. Kumar's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kumar is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Kumar
Counts of internists 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. Kain Kumar billed Medicare for 3,822 services in 2016
CMS data shows 3,822 Medicare services from Dr. Kumar across 22 procedure codes in 2016. Medicare paid $264,473 for them.
Dr. Kumar's Medicare services by type, 2016
- Office and hospital visits3,432
- Surgery245
- Tests and treatments103
- Other services42
Where Dr. Kumar's Medicare services took place, 2016
- In an office1,88949%
- In a facility1,93351%
Dr. Kumar compared with the California median for internists, 2016
- Dr. Kumar
- California median
- Medicare services
- 3,822vs 36110.6 times
- Part D claims
- 594vs 42141% above
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Kumar's most billed Medicare procedure codes, 2016
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. Kumar and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kain Kumar's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Kumar's median patient age at 65, with 49% women.
Dr. Kumar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Kain Kumar wrote 594 Medicare Part D claims in 2020
In 2020, Dr. Kumar wrote 594 Medicare Part D claims. They cover 17 drugs, with $2,637,031 in total drug cost. In 2019, CMS named 27,380 claims across 268 drugs.
Dr. Kumar's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 27,3802020: 59498%
Drugs named by CMS: 17 in 2020, 268 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Kain Kumar received $17,958 in industry payments from 2016 to 2025
CMS Open Payments shows 1,102 general payments to Dr. Kumar from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Janssen Pharmaceuticals, Inc paid the most, $5,322.
General payments to Dr. Kumar by program year, 2016 to 2025
General payments to Dr. Kumar by kind, 2016 to 2025
- Food and beverage$17,84599%
- Gifts$590%
- Education$530%
Companies that paid Dr. Kumar 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. Kain Kumar'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) |
| 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. Kain Kumar
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. Kain Kumar's NPI number?
Dr. Kain Kumar's NPI number is 1265431316. It was assigned on July 20, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Kain Kumar?
Dr. Kain Kumar is an internist in San Gabriel, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Kain Kumar practice?
Dr. Kumar practices at 1710 S Del Mar Ave, San Gabriel, CA 91776.
What is Dr. Kain Kumar's office phone number?
The practice phone on file for Dr. Kumar is (661) 947-5600.
What is Dr. Kain Kumar's medical license number?
Dr. Kumar holds California license A67882.
Does Dr. Kain Kumar accept Medicare?
Yes. CMS data shows Dr. Kumar billed Medicare for 3,822 services in 2016.
What services does Dr. Kain Kumar bill to Medicare?
In 2016, Dr. Kumar's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. Kain Kumar prescribe most?
In 2020 Medicare Part D data, Dr. Kumar's most prescribed drugs by claims were Panzyga, Xarelto and Creon.
Has Dr. Kain Kumar received payments from drug or device companies?
CMS Open Payments shows $17,958 in general payments to Dr. Kumar from 44 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Kain Kumar been practicing?
Dr. Kumar's NPI was assigned in 2005.
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