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Dr. Sukhwant Nikki Kaur Singh, MD
- Medicare services, 2024
- 88
- Medicare patients, 2024
- 59
- Part D claims, 2024
- 457
- Publications
- 2
- Hospital affiliations
- 4
- Practice address
- 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
- Practice phone
- Call (925) 939-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Singh'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. Sukhwant Nikki Kaur Singh is a hematologist and oncologist in Walnut Creek, California
Dr. Singh practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health.
Dr. Singh's NPI, 1285839209, was assigned on June 19, 2007. Dr. Singh graduated from Tulane School of Medicine in 2005. Dr. Singh holds California license A133045.
- NPI
- 1285839209NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527122894
- NPI enumeration date
- June 19, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 939-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sukhwant Nikki Kaur Singh practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California
Dr. Singh's primary practice is John Muir Medical Center, Walnut Creek, at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 939-3000.
- John Muir Medical Center, Walnut Creek1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 · Contra Costa CountyPhone(925) 939-3000
Source: Dmand AI Affiliation Data
Dr. Sukhwant Nikki Kaur Singh is affiliated with 6 sites of care and 2 medical groups
Dr. Singh's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dr. Singh is also affiliated with Concord Medical Center. The medical group on file is Epic Care. Dmand AI also links Dr. Singh to 2 more hospitals, 2 group practices and clinics 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. Sukhwant Nikki Kaur Singh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Singh practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John Muir Medical Center, Walnut Creek | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across John Muir Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sukhwant Nikki Kaur Singh is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Singh's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Singh is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Singh's licenses on file in 4 states: California, Oregon, Maryland and Louisiana.
Specialties and state licenses
- Hematology and oncology, CaliforniaPrimary
- Oregon license
- Maryland license
- Internal medicine, Louisiana
Clinical focus
Dmand AI lists multiple myeloma among the conditions Dr. Singh treats.
Hematologists and oncologists near Dr. Singh
Counts of hematologists and oncologists 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. Sukhwant Nikki Kaur Singh billed Medicare for 88 services in 2024
CMS data shows 88 Medicare services from Dr. Singh across 3 procedure codes in 2024, for 59 Medicare patients. Medicare paid $6,603 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Singh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 382024: 88132%
Dr. Singh compared with the California median for hematologists and oncologists, 2024
- Dr. Singh
- California median
- Medicare services
- 88vs 93291% below
- Medicare patients
- 59vs 22574% below
- Part D claims
- 223vs 39443% below
Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.
Dr. Singh'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. Singh and other hematologists and oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sukhwant Nikki Kaur Singh treated 59 Medicare patients in 2024, average age 74
CMS counts 59 Medicare patients who saw Dr. Singh in 2024. The largest group is 75 to 84, with 27 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 54% are also on Medicaid. Their average risk score is 3.04, 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. Singh's median patient age at 69, with 63% women.
Dr. Singh's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Singh's Medicare patients by sex, 2024
- Women3051%
- Men2949%
Chronic conditions among Dr. Singh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Cancer54%
- Chronic kidney disease46%
- Diabetes41%
- Anxiety39%
- Arthritis37%
- Mood disorders36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Singh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sukhwant Nikki Kaur Singh wrote 457 Medicare Part D claims in 2024
In 2024, Dr. Singh wrote 457 Medicare Part D claims for 62 patients. 86% of them were for generic drugs. CMS names the drug for 223 of them, across 9 drugs with 11 or more claims each, at $265,557 in total drug cost. In 2023, CMS named 148 claims across 8 drugs.
Dr. Singh's Part D claims by kind of drug, 2024
- Generic395 claims86%
- Brand-name62 claims14%
Dr. Singh'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.
Drug classes CMS tracks in Dr. Singh's Part D claims, 2024
- Opioids8%37 of 457 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1482024: 22351%
Drugs named by CMS: 9 in 2024, 8 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
How Dr. Sukhwant Nikki Kaur Singh takes part in Medicare
Dr. Singh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sukhwant Nikki Kaur Singh has 2 publications on record
Dmand AI links 2 papers to Dr. Singh, published from 2011 to 2013. Dr. Singh's most frequent co-authors are Gorgun Akpek, MD, MHS, Saranya Chumsri, MD and Bruce L. Gilliam, MD.
Dr. Singh's most frequent co-authors
- Gorgun Akpek, MD, MHS1 shared paper
- Saranya Chumsri, MD1 shared paper
- Bruce L. Gilliam, MD1 shared paper
Recent publications by Dr. Singh
Bone Marrow Transplant
See who Dr. Singh researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Singh works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sukhwant Nikki Kaur Singh received $415 in industry payments from 2016 to 2025
CMS Open Payments shows 17 general payments to Dr. Singh from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 93% of the total. GlaxoSmithKline, LLC. paid the most, $80.
General payments to Dr. Singh by program year, 2016 to 2025
General payments to Dr. Singh by kind, 2016 to 2025
- Food and beverage$38793%
- Education$297%
Companies that paid Dr. Singh the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sukhwant Nikki Kaur Singh graduated from Tulane School of Medicine
Dr. Singh graduated from Tulane School of Medicine in 2005.
- Medical school
- Board certified in hematology
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Sukhwant Nikki Kaur Singh accepts plans from 6 insurance carriers
Dr. Singh is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Singh accepts, by number of carriers
- Medicare6
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sukhwant Nikki Kaur Singh'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) |
| 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Sukhwant Nikki Kaur Singh
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. Sukhwant Nikki Kaur Singh's NPI number?
Dr. Sukhwant Nikki Kaur Singh's NPI number is 1285839209. It was assigned on June 19, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Sukhwant Nikki Kaur Singh?
Dr. Sukhwant Nikki Kaur Singh is a hematologist and oncologist in Walnut Creek, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Sukhwant Nikki Kaur Singh practice?
Dr. Singh practices at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. Dr. Singh's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dmand AI also links Dr. Singh to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Sukhwant Nikki Kaur Singh's office phone number?
The practice phone on file for Dr. Singh is (925) 939-3000.
What is Dr. Sukhwant Nikki Kaur Singh's medical license number?
Dr. Singh holds California license A133045, one of the licenses on file in 4 states.
Which states has Dr. Sukhwant Nikki Kaur Singh been licensed in?
Dmand AI has state licenses on file for Dr. Singh in California (2014 to 2026), Oregon (since 2007), Maryland (2009 to 2015) and Louisiana (2008 to 2010).
Which hospitals is Dr. Sukhwant Nikki Kaur Singh affiliated with?
Dr. Singh practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California. Dr. Singh is also affiliated with Concord Medical Center. Dmand AI links Dr. Singh to 2 more hospitals.
What medical group is Dr. Sukhwant Nikki Kaur Singh part of?
Dr. Singh is linked to Epic Care. Dmand AI links Dr. Singh to 1 more medical group.
Does Dr. Sukhwant Nikki Kaur Singh accept Medicare?
Yes. CMS data shows Dr. Singh billed Medicare for 88 services in 2024, and Dr. Singh accepts Medicare assignment.
How many Medicare patients does Dr. Sukhwant Nikki Kaur Singh see?
CMS counts 59 Medicare patients who saw Dr. Singh in 2024, with an average age of 74.
Show 9 more questionsShow fewer questions
Is Dr. Sukhwant Nikki Kaur Singh board certified?
Yes. Dr. Singh is board certified in hematology by the American Board of Internal Medicine.
What services does Dr. Sukhwant Nikki Kaur Singh bill to Medicare?
In 2024, Dr. Singh's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and hospital inpatient care (99223).
Where did Dr. Sukhwant Nikki Kaur Singh go to medical school?
Dr. Singh graduated from Tulane School of Medicine in 2005.
What drugs does Dr. Sukhwant Nikki Kaur Singh prescribe most?
In 2024 Medicare Part D data, Dr. Singh's most prescribed drugs by claims were Promethazine HCl, Ondansetron HCl and Prednisone.
Has Dr. Sukhwant Nikki Kaur Singh received payments from drug or device companies?
CMS Open Payments shows $415 in general payments to Dr. Singh from 11 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Sukhwant Nikki Kaur Singh been practicing?
Dr. Singh graduated from medical school in 2005, 21 years ago.
Does Dr. Sukhwant Nikki Kaur Singh do research?
Dmand AI links 2 publications to Dr. Singh, published from 2011 to 2013.
Who does Dr. Sukhwant Nikki Kaur Singh publish with?
Dr. Singh's most frequent co-authors are Gorgun Akpek, MD, MHS (1 shared paper), Saranya Chumsri, MD (1 shared paper) and Bruce L. Gilliam, MD (1 shared paper).
What insurance does Dr. Sukhwant Nikki Kaur Singh accept?
Dr. Singh is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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