Dr. Tammy Angela Chin, MD
- Medicare services, 2024
- 150
- Medicare patients, 2024
- 43
- Part D claims, 2024
- 193
- Industry payments
- $199
- Affiliated sites
- 1
- Practice address
- 2020 Milvia St, Berkeley, CA 94704
- Practice phone
- Call (510) 204-4635
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bay Psychiatric Associates
Berkeley, California
Find Dr. Chin'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. Tammy Angela Chin is a psychiatrist in Berkeley, California
Dr. Chin practices at Bay Psychiatric Associates in Berkeley, California.
Dr. Chin's NPI, 1942521786, was assigned on June 16, 2010. Dr. Chin graduated from University of California, San Francisco School of Medicine in 2010. Dr. Chin holds California license A119061.
- NPI
- 1942521786NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517188998
- NPI enumeration date
- June 16, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (510) 204-4635
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Tammy Angela Chin practices at Bay Psychiatric Associates in Berkeley, California
Dr. Chin's primary practice is Bay Psychiatric Associates, at 2020 Milvia St, Berkeley, CA 94704 in Alameda County. The practice phone is (510) 204-4635.
- Bay Psychiatric Associates2020 Milvia St, Berkeley, CA 94704 · Alameda CountyPhone(510) 204-4635
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Tammy Angela Chin is affiliated with 2 sites of care and 1 medical group
Dr. Chin's primary practice is Bay Psychiatric Associates in Berkeley, California. The medical group on file is Bay Psychiatric Associates. Dmand AI also links Dr. Chin to 1 more group practice or clinic, 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. Tammy Angela Chin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bay Psychiatric Associates | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tammy Angela Chin is one of 6,803 psychiatrists in California
Psychiatry is Dr. Chin's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Chin is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Chin
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. Tammy Angela Chin billed Medicare for 150 services in 2024
CMS data shows 150 Medicare services from Dr. Chin across 2 procedure codes in 2024, for 43 Medicare patients. Medicare paid $99,131 for them. Every service was in an office.
Dr. Chin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 02024: 81
- Other services
- 2023: 402024: 6973%
Dr. Chin compared with the California median for psychiatrists, 2024
- Dr. Chin
- California median
- Medicare services
- 150vs 11926% above
- Medicare patients
- 43vs 41Close to median
- Part D claims
- 92vs 14436% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Chin'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Tammy Angela Chin treated 43 Medicare patients in 2024, average age 66
CMS counts 43 Medicare patients who saw Dr. Chin in 2024. The largest group is 65 to 74, with 16 patients. 75% of them have depression, and 75% have mood disorders. 28% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chin's median patient age at 48, with 58% women.
Dr. Chin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chin's Medicare patients by sex, 2024
- Women2865%
- Men1535%
Chronic conditions among Dr. Chin's Medicare patients, 2024
- Depression75%
- Mood disorders75%
- Anxiety74%
- High cholesterol70%
- Arthritis58%
- High blood pressure49%
- Alcohol and drug use disorders28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women58%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Tammy Angela Chin wrote 193 Medicare Part D claims in 2024
In 2024, Dr. Chin wrote 193 Medicare Part D claims for 12 patients. 92% of them were for generic drugs. CMS names the drug for 92 of them, across 5 drugs with 11 or more claims each, at $1,632 in total drug cost. In 2023, CMS named 84 claims across 4 drugs.
Dr. Chin's Part D claims by kind of drug, 2024
- Generic178 claims92%
- Brand-name15 claims8%
Dr. Chin'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. Chin's Part D claims, 2024
- Antipsychotics, patients 65 and over7%13 of 193 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: 842024: 9210%
Drugs named by CMS: 5 in 2024, 4 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. Tammy Angela Chin offers telehealth to Medicare patients
Dr. Chin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chin as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Tammy Angela Chin received $199 in industry payments from 2016 to 2019
CMS Open Payments shows 3 general payments to Dr. Chin from 3 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Teva Pharmaceuticals USA, Inc. paid the most, $127.
General payments to Dr. Chin by program year, 2016 to 2019
Companies that paid Dr. Chin the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Tammy Angela Chin graduated from University of California, San Francisco School of Medicine
Dr. Chin graduated from University of California, San Francisco School of Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Tammy Angela Chin'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 |
| 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. Tammy Angela Chin
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. Tammy Angela Chin's NPI number?
Dr. Tammy Angela Chin's NPI number is 1942521786. It was assigned on June 16, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Tammy Angela Chin?
Dr. Tammy Angela Chin is a psychiatrist in Berkeley, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Tammy Angela Chin practice?
Dr. Chin practices at 2020 Milvia St, Berkeley, CA 94704. Dr. Chin's primary practice is Bay Psychiatric Associates in Berkeley, California. Dmand AI also links Dr. Chin to 1 group practice or clinic.
What is Dr. Tammy Angela Chin's office phone number?
The practice phone on file for Dr. Chin is (510) 204-4635.
What is Dr. Tammy Angela Chin's medical license number?
Dr. Chin holds California license A119061.
What medical group is Dr. Tammy Angela Chin part of?
Dr. Chin is linked to Bay Psychiatric Associates.
Does Dr. Tammy Angela Chin accept Medicare?
Yes. CMS data shows Dr. Chin billed Medicare for 150 services in 2024, and Dr. Chin accepts Medicare assignment.
Does Dr. Tammy Angela Chin offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chin as offering telehealth services.
How many Medicare patients does Dr. Tammy Angela Chin see?
CMS counts 43 Medicare patients who saw Dr. Chin in 2024, with an average age of 66.
What services does Dr. Tammy Angela Chin bill to Medicare?
In 2024, Dr. Chin's most billed Medicare services were office visit, established patient (99214) and medicare service (G2083).
Show 4 more questionsShow fewer questions
Where did Dr. Tammy Angela Chin go to medical school?
Dr. Chin graduated from University of California, San Francisco School of Medicine in 2010.
What drugs does Dr. Tammy Angela Chin prescribe most?
In 2024 Medicare Part D data, Dr. Chin's most prescribed drugs by claims were Mirtazapine, Trazodone HCl and Duloxetine HCl.
Has Dr. Tammy Angela Chin received payments from drug or device companies?
CMS Open Payments shows $199 in general payments to Dr. Chin from 3 companies from 2016 to 2019. The largest total came from Teva Pharmaceuticals USA, Inc.
How long has Dr. Tammy Angela Chin been practicing?
Dr. Chin graduated from medical school in 2010, 16 years ago.
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