Clin J Am Soc Nephrol
Anti-Bacterial AgentsDevice RemovalDiabetes Mellitus, Type 2
Dr. Harmanjit Singh, MD
NPI1255524799PAC ID0840387692
- Medicare services, 2024
- 1,769
- Medicare patients, 2024
- 249
- Part D claims, 2024
- 508
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 17150 Euclid St, Fountain Valley, CA 92708
- Practice phone
- Call (714) 918-5184
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
European Outpatient Surgery Center
Fountain Valley, California
Find Dr. Singh's professional email, personal email and mobile number
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Dr. Harmanjit Singh is a nephrologist in Fountain Valley, California
Dr. Singh practices at European Outpatient Surgery Center in Fountain Valley, California.
Dr. Singh's NPI, 1255524799, was assigned on August 18, 2007. Dr. Singh graduated from Maulana Azad Medical College in 2002. Dr. Singh's California license number on file is A112144.
NPI and contact details
- NPI
- 1255524799NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840387692
- NPI enumeration date
- August 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (714) 918-5184
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Harmanjit Singh practices at European Outpatient Surgery Center in Fountain Valley, California
Dr. Singh's primary practice is European Outpatient Surgery Center, at 17150 Euclid St, Fountain Valley, CA 92708 in Orange County. The practice phone is (714) 918-5184.
- European Outpatient Surgery Center17150 Euclid St, Fountain Valley, CA 92708 · Orange CountyPhone(714) 918-5184
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Harmanjit Singh is affiliated with 8 sites of care and 1 medical group
Dr. Singh's primary practice is European Outpatient Surgery Center in Fountain Valley, California. Dr. Singh is also affiliated with UCI Health - Orange. The medical group on file is Southern California Kidney Consultants. Dmand AI also links Dr. Singh to 2 more hospitals, 3 dialysis centers and 1 group practice or clinic, each named with a free account.
European Outpatient Surgery CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Harmanjit Singh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Singh practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| European Outpatient Surgery Center | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Singh practices
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Dr. Harmanjit Singh is one of 1,401 nephrologists in California
Nephrology is Dr. Singh's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Singh is board certified in nephrology by the American Board of Internal Medicine. Dmand AI has Dr. Singh's licenses on file in 4 states: California, Texas, New York and Connecticut.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- Texas license
- Hospitalist, New York
- Connecticut license
Clinical focus
Dmand AI lists chronic kidney disease and fluid and electrolyte imbalances among the conditions Dr. Singh treats.
Nephrologists near Dr. Singh
Counts of nephrologists 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. Harmanjit Singh billed Medicare for 1,769 services in 2024
CMS data shows 1,769 Medicare services from Dr. Singh across 13 procedure codes in 2024, for 249 Medicare patients. Medicare paid $140,174 for them.
Medicare services, 20241,769
Medicare patients249
Paid by Medicare$140,174
Procedure codes13
Dr. Singh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9532024: 1,55021%
- Tests and treatments
- 2023: 1562024: 1656%
- Other services
- 2023: 02024: 54
Where Dr. Singh's Medicare services took place, 2024
- In an office54831%
- In a facility1,22169%
Dr. Singh compared with the California median for nephrologists, 2024
- Dr. Singh
- California median
- Medicare services
- 1,769vs 1,08463% above
- Medicare patients
- 249vs 30719% below
- Part D claims
- 395vs 95559% below
Medians across 1,355 nephrologists 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.
Need commercial claims for Dr. Singh?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Singh and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Harmanjit Singh treated 249 Medicare patients in 2024, average age 72
CMS counts 249 Medicare patients who saw Dr. Singh in 2024. The largest group is 65 to 74, with 90 patients. 75% of them have chronic kidney disease, and 75% have diabetes. 73% are also on Medicaid. Their average risk score is 5.59, 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 42% women.
Medicare patients, 2024249
Average age72
Average risk score5.59
Also on Medicaid73%
Dr. Singh's Medicare patients by age, 2024
Dr. Singh's Medicare patients by sex, 2024
- Women10743%
- Men14257%
Chronic conditions among Dr. Singh's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Heart failure67%
- Ischemic heart disease60%
- Arthritis44%
- Atrial fibrillation41%
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
- Women42%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Harmanjit Singh wrote 508 Medicare Part D claims in 2024
In 2024, Dr. Singh wrote 508 Medicare Part D claims for 100 patients. 81% of them were for generic drugs. CMS names the drug for 395 of them, across 16 drugs with 11 or more claims each, at $27,565 in total drug cost. In 2023, CMS named 287 claims across 9 drugs.
Part D claims, 2024508
Drugs named by CMS16
Total drug cost$27,565
Part D patients100
Dr. Singh's Part D claims by kind of drug, 2024
- Generic411 claims81%
- Brand-name and other97 claims19%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2872024: 39538%
Drugs named by CMS: 16 in 2024, 9 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. Harmanjit Singh offers telehealth to Medicare patients
Dr. Singh accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Singh as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Dr. Harmanjit Singh has 1 publication on record
Dmand AI links 1 paper to Dr. Singh in 2012.
Papers1
Recent publications by Dr. Singh
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 nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Harmanjit Singh received $2,983 in industry payments from 2016 to 2025
CMS Open Payments shows 43 general payments to Dr. Singh from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $1,050.
General payments to Dr. Singh by program year, 2016 to 2025
General payments to Dr. Singh by kind, 2016 to 2025
$3Kin total
- Food and beverage$2,69490%
- Speaker and faculty fees$2007%
- Travel and lodging$893%
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. Harmanjit Singh has 1 award and honors on record
Dmand AI lists 1 award for Dr. Singh, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Singh
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Harmanjit Singh graduated from Maulana Azad Medical College
Dr. Singh graduated from Maulana Azad Medical College in 2002.
- Medical school
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Harmanjit Singh accepts plans from 10 insurance carriers
Dr. Singh is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Humana
- Blue Cross Blue Shield of Massachusetts
- HCSC
- LA Care
- Molina
- +2 more carriersWith a free account
Plan types Dr. Singh accepts, by number of carriers
- Medicare10
- PPO7
- HMO6
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Harmanjit 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Harmanjit 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. Harmanjit Singh's NPI number?
Dr. Harmanjit Singh's NPI number is 1255524799. It was assigned on August 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Harmanjit Singh?
Dr. Harmanjit Singh is a nephrologist in Fountain Valley, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Harmanjit Singh practice?
Dr. Singh practices at 17150 Euclid St, Fountain Valley, CA 92708. Dr. Singh's primary practice is European Outpatient Surgery Center in Fountain Valley, California. Dmand AI also links Dr. Singh to 2 hospitals, 3 dialysis centers and 1 group practice or clinic.
What is Dr. Harmanjit Singh's office phone number?
The practice phone on file for Dr. Singh is (714) 918-5184.
What is Dr. Harmanjit Singh's medical license number?
Dr. Singh's California license number on file is A112144, one of the licenses on file in 4 states.
Which states has Dr. Harmanjit Singh been licensed in?
Dmand AI has state licenses on file for Dr. Singh in California (2010 to 2025), Texas (2008 to 2013), New York (2009 to 2012) and Connecticut (2007 to 2010).
Which hospitals is Dr. Harmanjit Singh affiliated with?
Dr. Singh is affiliated with UCI Health - Orange. Dmand AI links Dr. Singh to 2 more hospitals.
What medical group is Dr. Harmanjit Singh part of?
Dr. Singh is linked to Southern California Kidney Consultants.
Does Dr. Harmanjit Singh accept Medicare?
Yes. CMS data shows Dr. Singh billed Medicare for 1,769 services in 2024, and Dr. Singh accepts Medicare assignment.
Does Dr. Harmanjit Singh offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Singh as offering telehealth services.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Harmanjit Singh see?
CMS counts 249 Medicare patients who saw Dr. Singh in 2024, with an average age of 72.
Is Dr. Harmanjit Singh board certified?
Yes. Dr. Singh is board certified in nephrology by the American Board of Internal Medicine.
What services does Dr. Harmanjit Singh bill to Medicare?
In 2024, Dr. Singh's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and office visit, established patient (99214).
Where did Dr. Harmanjit Singh go to medical school?
Dr. Singh graduated from Maulana Azad Medical College in 2002.
What drugs does Dr. Harmanjit Singh prescribe most?
In 2024 Medicare Part D data, Dr. Singh's most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Prosol.
Has Dr. Harmanjit Singh received payments from drug or device companies?
CMS Open Payments shows $2,983 in general payments to Dr. Singh from 14 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Harmanjit Singh been practicing?
Dr. Singh graduated from medical school in 2002, 24 years ago.
Does Dr. Harmanjit Singh do research?
Dmand AI links 1 publication to Dr. Singh.
What insurance does Dr. Harmanjit Singh accept?
Dr. Singh is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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