Dr. Christopher A. Sinnappan, MD
- Medicare services, 2024
- 36
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 531
- Hospital affiliations
- 1
- Industry payments
- $766
- Practice address
- 4301 S Figueroa St, Los Angeles, CA 90037
- Practice phone
- Call (323) 231-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Clinica De Los Angeles Medical Group
Los Angeles, California
Find Dr. Sinnappan'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. Christopher A. Sinnappan is a psychiatrist in Los Angeles, California
Dr. Sinnappan practices at Clinica De Los Angeles Medical Group in Los Angeles, California.
Dr. Sinnappan's NPI, 1588740252, was assigned on October 27, 2006. Dr. Sinnappan graduated from University of Illinois College of Medicine - Chicago in 1993. Dr. Sinnappan's California license number on file is G85649.
- NPI
- 1588740252NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052348877
- NPI enumeration date
- October 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (323) 231-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher A. Sinnappan practices at Clinica De Los Angeles Medical Group in Los Angeles, California
Dr. Sinnappan's primary practice is Clinica De Los Angeles Medical Group, at 4301 S Figueroa St, Los Angeles, CA 90037 in Los Angeles County. The practice phone is (323) 231-7700.
- Clinica De Los Angeles Medical Group4301 S Figueroa St, Los Angeles, CA 90037 · Los Angeles CountyPhone(323) 231-7700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher A. Sinnappan is affiliated with 3 sites of care and 2 medical groups
Dr. Sinnappan's primary practice is Clinica De Los Angeles Medical Group in Los Angeles, California. Dr. Sinnappan is also affiliated with Streamwood Behavioral Healthcare System. The medical group on file is Mindpath Health Medical Group. Dmand AI also links Dr. Sinnappan to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher A. Sinnappan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sinnappan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Clinica De Los Angeles Medical Group | Available with a free account |
| +2 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Christopher A. Sinnappan is one of 6,803 psychiatrists in California
Psychiatry is Dr. Sinnappan's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Sinnappan is board certified in child & adolescent psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Sinnappan's licenses on file in 2 states: California and Illinois.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Illinois license
Clinical focus
Dmand AI lists ADHD, bipolar disorder, depression and schizophrenia among the conditions Dr. Sinnappan treats.
Psychiatrists near Dr. Sinnappan
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. Christopher A. Sinnappan billed Medicare for 36 services in 2024
CMS data shows 36 Medicare services from Dr. Sinnappan across 2 procedure codes in 2024, all of them office visits, for 13 Medicare patients. Medicare paid $4,785 for them. Every service was in an office.
Dr. Sinnappan compared with the California median for psychiatrists, 2024
- Dr. Sinnappan
- California median
- Medicare services
- 36vs 11970% below
- Medicare patients
- 13vs 4168% below
- Part D claims
- 409vs 1442.8 times
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Sinnappan'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. Sinnappan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sinnappan and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher A. Sinnappan treated 13 Medicare patients in 2024, average age 50
CMS counts 13 Medicare patients who saw Dr. Sinnappan in 2024. The largest group is 75 to 84, with 0 patients. Their average risk score is 0.73, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sinnappan's median patient age at 35, with 50% women.
Dr. Sinnappan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Sinnappan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women50%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher A. Sinnappan wrote 531 Medicare Part D claims in 2024
In 2024, Dr. Sinnappan wrote 531 Medicare Part D claims for 44 patients. 95% of them were for generic drugs. CMS names the drug for 409 of them, across 18 drugs with 11 or more claims each, at $4,831 in total drug cost. In 2023, CMS named 236 claims across 11 drugs.
Dr. Sinnappan's Part D claims by kind of drug, 2024
- Generic507 claims95%
- Brand-name24 claims5%
Dr. Sinnappan'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. Sinnappan's Part D claims, 2024
- Antipsychotics, patients 65 and over8%44 of 531 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: 2362024: 40973%
Drugs named by CMS: 18 in 2024, 11 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. Christopher A. Sinnappan offers telehealth to Medicare patients
Dr. Sinnappan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sinnappan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Christopher A. Sinnappan received $766 in industry payments from 2018 to 2019
CMS Open Payments shows 36 general payments to Dr. Sinnappan from 11 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 90% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $206.
General payments to Dr. Sinnappan by program year, 2018 to 2019
General payments to Dr. Sinnappan by kind, 2018 to 2019
- Food and beverage$69190%
- Education$7510%
Companies that paid Dr. Sinnappan the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher A. Sinnappan graduated from University of Illinois College of Medicine - Chicago
Dr. Sinnappan graduated from University of Illinois College of Medicine - Chicago in 1993.
- Medical school
- Board certified in child & adolescent psychiatry
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Christopher A. Sinnappan accepts plans from 12 insurance carriers
Dr. Sinnappan is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- Cigna
- HCSC
- Humana
- Molina
- +4 more carriersWith a free account
Plan types Dr. Sinnappan accepts, by number of carriers
- Medicare11
- PPO8
- HMO4
- EPO2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher A. Sinnappan'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 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) |
| 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. Christopher A. Sinnappan
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. Christopher A. Sinnappan's NPI number?
Dr. Christopher A. Sinnappan's NPI number is 1588740252. It was assigned on October 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher A. Sinnappan?
Dr. Christopher A. Sinnappan is a psychiatrist in Los Angeles, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Christopher A. Sinnappan practice?
Dr. Sinnappan practices at 4301 S Figueroa St, Los Angeles, CA 90037. Dr. Sinnappan's primary practice is Clinica De Los Angeles Medical Group in Los Angeles, California. Dmand AI also links Dr. Sinnappan to 1 group practice or clinic and 1 medical group.
What is Dr. Christopher A. Sinnappan's office phone number?
The practice phone on file for Dr. Sinnappan is (323) 231-7700.
What is Dr. Christopher A. Sinnappan's medical license number?
Dr. Sinnappan's California license number on file is G85649, one of the licenses on file in 2 states.
Which states has Dr. Christopher A. Sinnappan been licensed in?
Dmand AI has state licenses on file for Dr. Sinnappan in California (2000 to 2025) and Illinois (1995 to 2026).
Which hospitals is Dr. Christopher A. Sinnappan affiliated with?
Dr. Sinnappan is affiliated with Streamwood Behavioral Healthcare System.
What medical group is Dr. Christopher A. Sinnappan part of?
Dr. Sinnappan is linked to Mindpath Health Medical Group. Dmand AI links Dr. Sinnappan to 1 more medical group.
Does Dr. Christopher A. Sinnappan accept Medicare?
Yes. CMS data shows Dr. Sinnappan billed Medicare for 36 services in 2024, and Dr. Sinnappan accepts Medicare assignment.
Does Dr. Christopher A. Sinnappan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sinnappan as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Christopher A. Sinnappan see?
CMS counts 13 Medicare patients who saw Dr. Sinnappan in 2024, with an average age of 50.
Is Dr. Christopher A. Sinnappan board certified?
Yes. Dr. Sinnappan is board certified in child & adolescent psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Christopher A. Sinnappan bill to Medicare?
In 2024, Dr. Sinnappan's most billed Medicare services were office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Christopher A. Sinnappan go to medical school?
Dr. Sinnappan graduated from University of Illinois College of Medicine - Chicago in 1993.
What drugs does Dr. Christopher A. Sinnappan prescribe most?
In 2024 Medicare Part D data, Dr. Sinnappan's most prescribed drugs by claims were Clonazepam, Duloxetine HCl and Trazodone HCl.
Has Dr. Christopher A. Sinnappan received payments from drug or device companies?
CMS Open Payments shows $766 in general payments to Dr. Sinnappan from 11 companies from 2018 to 2019. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Christopher A. Sinnappan been practicing?
Dr. Sinnappan graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Christopher A. Sinnappan accept?
Dr. Sinnappan is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
Selling to psychiatry practices?
See psychiatrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card