Dr. Amarpreet Singh, MD
- Medicare services, 2022
- 81
- Part D claims, 2024
- 26
- Hospital affiliations
- 1
- Industry payments
- $96
- Medical groups
- 2
- Practice address
- 2100 Napa Vallejo Highway, Napa, CA 94558
- Practice phone
- Call (707) 253-5000
- 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
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Dr. Amarpreet Singh is a psychiatrist in Vallejo, California
Dr. Singh practices at Department of State Hospitals - Napa in Napa, California, part of State of California.
Dr. Singh's NPI, 1588729800, was assigned on December 27, 2006. Dr. Singh graduated from Government Medical College Amritsar in 2000. Dr. Singh holds California license A108294.
- NPI
- 1588729800NPI Registry (opens in a new tab)
- NPI enumeration date
- December 27, 2006
- NPI status
- Active
- Practice phone
- (707) 253-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Amarpreet Singh practices in Napa and Vallejo
Dr. Singh's primary practice is Department of State Hospitals - Napa, at 2100 Napa Vallejo Highway, Napa, CA 94558 in Napa County. The practice phone is (707) 253-5000. The NPI Registry lists Dr. Singh's practice address as 355 Tuolumne St, Vallejo, CA 94590.
- Department of State Hospitals - NapaPrimary2100 Napa Vallejo Highway, Napa, CA 94558 · Napa CountyPhone(707) 253-5000
- NPI Registry address355 Tuolumne St, Vallejo, CA 94590 · Solano CountyPhone(707) 253-5000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Amarpreet Singh is affiliated with 1 site of care and 2 medical groups
Dr. Singh's primary practice is Department of State Hospitals - Napa in Napa, California, part of State of California. The medical group on file is Coalinga State Hospital. Dmand AI also links Dr. Singh to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Amarpreet Singh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Singh practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Department of State Hospitals - Napa | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Amarpreet Singh is one of 6,803 psychiatrists in California
Psychiatry is Dr. Singh's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Singh is board certified in forensic psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Singh's licenses on file in 3 states: California, Vermont and Pennsylvania.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Vermont license
- Pennsylvania license
Clinical focus
Dmand AI lists schizophrenia among the conditions Dr. Singh treats.
Psychiatrists near Dr. Singh
Counts of psychiatrists 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. Amarpreet Singh billed Medicare for 81 services in 2022
CMS data shows 81 Medicare services from Dr. Singh across 1 procedure code in 2022, all of them office visits. Medicare paid $4,579 for them. Every service was in an office.
Dr. Singh's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 462022: 8176%
Dr. Singh compared with the California median for psychiatrists, 2022
- Dr. Singh
- California median
- Medicare services
- 81vs 11932% below
- Part D claims
- 64vs 14456% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Singh's most billed Medicare procedure codes, 2022
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 psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Amarpreet Singh wrote 26 Medicare Part D claims in 2024
In 2024, Dr. Singh wrote 26 Medicare Part D claims. 92% of them were for generic drugs. They cover 4 drugs, with $57,402 in total drug cost. In 2022, CMS named 624 claims across 19 drugs.
Dr. Singh's Part D claims by kind of drug, 2024
- Generic24 claims92%
- Brand-name and other2 claims8%
Dr. Singh's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 6242023: 6490%
Drugs named by CMS: 4 in 2023, 19 in 2022.
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
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Dr. Amarpreet Singh received $96 in industry payments from 2019 to 2020
CMS Open Payments shows 5 general payments to Dr. Singh from 3 drug and device companies from 2019 to 2020. Food and beverage make up the largest share, 100% of the total. Ironshore Pharmaceuticals Inc. paid the most, $47.
General payments to Dr. Singh by program year, 2019 to 2020
Companies that paid Dr. Singh the most, 2019 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Amarpreet Singh graduated from Government Medical College Amritsar
Dr. Singh graduated from Government Medical College Amritsar in 2000.
- Medical school
- Board certified in forensic psychiatry
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Sources for Dr. Amarpreet 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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Amarpreet 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. Amarpreet Singh's NPI number?
Dr. Amarpreet Singh's NPI number is 1588729800. It was assigned on December 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Amarpreet Singh?
Dr. Amarpreet Singh is a psychiatrist in Vallejo, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Amarpreet Singh practice?
Dr. Singh practices at 2100 Napa Vallejo Highway, Napa, CA 94558. Dr. Singh also practices at 355 Tuolumne St, Vallejo, CA 94590. Dr. Singh's primary practice is Department of State Hospitals - Napa in Napa, California, part of State of California. Dmand AI also links Dr. Singh to 1 medical group.
What is Dr. Amarpreet Singh's office phone number?
The practice phone on file for Dr. Singh is (707) 253-5000.
What is Dr. Amarpreet Singh's medical license number?
Dr. Singh holds California license A108294, one of the licenses on file in 3 states.
Which states has Dr. Amarpreet Singh been licensed in?
Dmand AI has state licenses on file for Dr. Singh in California (2009 to 2027), Vermont (2022 to 2026) and Pennsylvania (2006 to 2010).
Which hospitals is Dr. Amarpreet Singh affiliated with?
Dr. Singh practices at Department of State Hospitals - Napa in Napa, California.
What medical group is Dr. Amarpreet Singh part of?
Dr. Singh is linked to Coalinga State Hospital. Dmand AI links Dr. Singh to 1 more medical group.
Does Dr. Amarpreet Singh accept Medicare?
Yes. CMS data shows Dr. Singh billed Medicare for 81 services in 2022.
Is Dr. Amarpreet Singh board certified?
Yes. Dr. Singh is board certified in forensic psychiatry by the American Board of Psychiatry and Neurology.
Show 5 more questionsShow fewer questions
What services does Dr. Amarpreet Singh bill to Medicare?
In 2022, Dr. Singh's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Amarpreet Singh go to medical school?
Dr. Singh graduated from Government Medical College Amritsar in 2000.
What drugs does Dr. Amarpreet Singh prescribe most?
In 2023 Medicare Part D data, Dr. Singh's most prescribed drugs by claims were Olanzapine, Invega Sustenna and Trazodone HCl.
Has Dr. Amarpreet Singh received payments from drug or device companies?
CMS Open Payments shows $96 in general payments to Dr. Singh from 3 companies from 2019 to 2020. The largest total came from Ironshore Pharmaceuticals Inc.
How long has Dr. Amarpreet Singh been practicing?
Dr. Singh graduated from medical school in 2000, 26 years ago.
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