Dr. Manik N. Wijesinghe, MD
- Hospital affiliations
- 2
- Industry payments
- $255
- Medical groups
- 2
- Insurance carriers
- 2
- State license
- 1
- Practice address
- 1425 S Main Street, Walnut Creek, CA 94596
- Practice phone
- Call (925) 295-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wijesinghe'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. Manik N. Wijesinghe is an anesthesiologist in Walnut Creek, California
Dr. Wijesinghe practices at Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente.
Dr. Wijesinghe's NPI, 1750579181, was assigned on October 10, 2007. Dr. Wijesinghe graduated from Keck School of Medicine of USC in 2003. Dr. Wijesinghe holds California license A88773.
- NPI
- 1750579181NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072672971
- NPI enumeration date
- October 10, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 295-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Manik N. Wijesinghe practices at Walnut Creek Medical Center in Walnut Creek, California
Dr. Wijesinghe's primary practice is Walnut Creek Medical Center, at 1425 S Main Street, Walnut Creek, CA 94596 in Contra Costa County. The practice phone is (925) 295-4000.
- Walnut Creek Medical Center1425 S Main Street, Walnut Creek, CA 94596 · Contra Costa CountyPhone(925) 295-4000
Source: Dmand AI Affiliation Data
Dr. Manik N. Wijesinghe is affiliated with 2 sites of care and 2 medical groups
Dr. Wijesinghe's primary practice is Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente. Dr. Wijesinghe is also affiliated with Sutter Eden Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Wijesinghe to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Manik N. Wijesinghe's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wijesinghe practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Walnut Creek Medical Center | Available with a free account |
| +1 more site 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 Kaiser Permanente and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Manik N. Wijesinghe is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Wijesinghe's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Wijesinghe is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Wijesinghe is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Wijesinghe
Counts of anesthesiologists 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. Manik N. Wijesinghe's patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Dr. Wijesinghe's median patient age at 45, with 69% women.
Dr. Wijesinghe's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women69%
- Men31%
Source: Dmand AI Patient Panel Data
How Dr. Manik N. Wijesinghe takes part in Medicare
Dr. Wijesinghe 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)
Dr. Manik N. Wijesinghe received $255 in industry payments from 2016 to 2025
CMS Open Payments shows 4 general payments to Dr. Wijesinghe from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Mylan Inc. paid the most, $100.
General payments to Dr. Wijesinghe by program year, 2016 to 2025
Companies that paid Dr. Wijesinghe 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. Manik N. Wijesinghe graduated from Keck School of Medicine of USC
Dr. Wijesinghe graduated from Keck School of Medicine of USC in 2003.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Manik N. Wijesinghe accepts plans from 2 insurance carriers
Dr. Wijesinghe is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Wijesinghe accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Manik N. Wijesinghe'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Manik N. Wijesinghe
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. Manik N. Wijesinghe's NPI number?
Dr. Manik N. Wijesinghe's NPI number is 1750579181. It was assigned on October 10, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Manik N. Wijesinghe?
Dr. Manik N. Wijesinghe is an anesthesiologist in Walnut Creek, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Manik N. Wijesinghe practice?
Dr. Wijesinghe practices at 1425 S Main Street, Walnut Creek, CA 94596. Dr. Wijesinghe's primary practice is Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente. Dmand AI also links Dr. Wijesinghe to 1 medical group.
What is Dr. Manik N. Wijesinghe's office phone number?
The practice phone on file for Dr. Wijesinghe is (925) 295-4000.
What is Dr. Manik N. Wijesinghe's medical license number?
Dr. Wijesinghe holds California license A88773.
Which hospitals is Dr. Manik N. Wijesinghe affiliated with?
Dr. Wijesinghe practices at Walnut Creek Medical Center in Walnut Creek, California. Dr. Wijesinghe is also affiliated with Sutter Eden Medical Center.
What medical group is Dr. Manik N. Wijesinghe part of?
Dr. Wijesinghe is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Wijesinghe to 1 more medical group.
Does Dr. Manik N. Wijesinghe accept Medicare?
Yes. CMS lists Dr. Wijesinghe as accepting Medicare assignment.
Is Dr. Manik N. Wijesinghe board certified?
Yes. Dr. Wijesinghe is board certified in anesthesiology by the American Board of Anesthesiology.
Where did Dr. Manik N. Wijesinghe go to medical school?
Dr. Wijesinghe graduated from Keck School of Medicine of USC in 2003.
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Has Dr. Manik N. Wijesinghe received payments from drug or device companies?
CMS Open Payments shows $255 in general payments to Dr. Wijesinghe from 4 companies from 2016 to 2025. The largest total came from Mylan Inc.
How long has Dr. Manik N. Wijesinghe been practicing?
Dr. Wijesinghe graduated from medical school in 2003, 23 years ago.
What insurance does Dr. Manik N. Wijesinghe accept?
Dr. Wijesinghe is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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