Dr. Glen L. Xiong, MD
- Medicare services, 2024
- 1,185
- Medicare patients, 2024
- 522
- Part D claims, 2024
- 10,449
- Publications
- 66
- Clinical trials
- 2
- Practice address
- 678 3rd St, Woodland, CA 95695
- Practice phone
- Call (530) 662-9643
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Woodland Nursing and Rehabilitation
Woodland, California
Find Dr. Xiong'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. Glen L. Xiong is a psychiatrist in Woodland, California
Dr. Xiong practices at Woodland Nursing and Rehabilitation in Woodland, California.
Dr. Xiong's NPI, 1114945102, was assigned on July 17, 2006. Dr. Xiong graduated from UC Davis School of Medicine in 2001. Dr. Xiong holds California license A93942.
- NPI
- 1114945102NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103829007
- NPI enumeration date
- July 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (530) 662-9643
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Glen L. Xiong practices at Woodland Nursing and Rehabilitation in Woodland, California
Dr. Xiong's primary practice is Woodland Nursing and Rehabilitation, at 678 3rd St, Woodland, CA 95695 in Yolo County. The practice phone is (530) 662-9643.
- Woodland Nursing and Rehabilitation678 3rd St, Woodland, CA 95695 · Yolo CountyPhone(530) 662-9643
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Glen L. Xiong is affiliated with 6 sites of care and 5 medical groups
Dr. Xiong's primary practice is Woodland Nursing and Rehabilitation in Woodland, California. The medical group on file is UC Davis Medical Group. Dmand AI also links Dr. Xiong to 4 more medical groups, 3 group practices and clinics, 1 home health agency and 1 skilled nursing facility, 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. Glen L. Xiong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Xiong practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Woodland Nursing and Rehabilitation | Available with a free account |
| +5 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Glen L. Xiong is one of 6,803 psychiatrists in California
Psychiatry is Dr. Xiong's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Xiong is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Xiong's licenses on file in 2 states: California and North Carolina.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- North Carolina license
Clinical focus
Dmand AI lists alcohol use disorders, anxiety, bipolar disorder, depression, insomnia, intellectual and developmental disabilities, non-alzheimer's dementia (chronic) and schizophrenia among the conditions Dr. Xiong treats.
Psychiatrists near Dr. Xiong
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. Glen L. Xiong billed Medicare for 1,185 services in 2024
CMS data shows 1,185 Medicare services from Dr. Xiong across 6 procedure codes in 2024, for 522 Medicare patients. Medicare paid $113,321 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Xiong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8422024: 8521%
- Tests and treatments
- 2023: 3062024: 3339%
Dr. Xiong compared with the California median for psychiatrists, 2024
- Dr. Xiong
- California median
- Medicare services
- 1,185vs 11910.0 times
- Medicare patients
- 522vs 4112.7 times
- Part D claims
- 9,752vs 14467.7 times
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Xiong'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. Xiong?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Xiong and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Glen L. Xiong treated 522 Medicare patients in 2024, average age 75
CMS counts 522 Medicare patients who saw Dr. Xiong in 2024. The largest group is 65 to 74, with 189 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 72% are also on Medicaid. Their average risk score is 2.43, 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. Xiong's median patient age at 75, with 53% women.
Dr. Xiong's Medicare patients by age, 2024
Dr. Xiong's Medicare patients by sex, 2024
- Women26350%
- Men25950%
Chronic conditions among Dr. Xiong's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Mood disorders67%
- Alzheimer's and dementia61%
- Depression60%
- Anxiety51%
- Arthritis50%
- Diabetes49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Xiong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Glen L. Xiong wrote 10,449 Medicare Part D claims in 2024
In 2024, Dr. Xiong wrote 10,449 Medicare Part D claims for 457 patients. 85% of them were for generic drugs. CMS names the drug for 9,752 of them, across 151 drugs with 11 or more claims each, at $1,014,182 in total drug cost. In 2023, CMS named 6,837 claims across 109 drugs.
Dr. Xiong's Part D claims by kind of drug, 2024
- Generic8,890 claims85%
- Brand-name1,534 claims15%
- Other25 claims0%
Dr. Xiong'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. Xiong's Part D claims, 2024
- Opioids0%40 of 10,449 claims
- Antibiotics1%83 of 10,449 claims
- Antipsychotics, patients 65 and over7%775 of 10,449 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: 6,8372024: 9,75243%
Drugs named by CMS: 151 in 2024, 109 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. Glen L. Xiong scored 28 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 28 out of 100 for Dr. Xiong for performance year 2024, reported individually. Dr. Xiong accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Xiong as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Xiong's MIPS scores, performance year 2024
- 28of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 92of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Glen L. Xiong has 66 publications on record
Dmand AI links 66 papers to Dr. Xiong, published from 2006 to 2024. 2017 was the busiest year, with 4. The most frequent topics are Antipsychotic Agents, Mental Disorders and Primary Health Care. Dr. Xiong has published most often in J Neuropsychiatry Clin Neurosci. Dr. Xiong's most frequent co-authors are Robert M. McCarron, DO, Peter Mackinlay Yellowlees, MD and Donald M. Hilty, MBA, MD.
Dr. Xiong's papers by year, 2014 to 2024
Topics Dr. Xiong writes about most
- Antipsychotic Agents
- Mental Disorders
- Primary Health Care
- Psychiatry
- California
- Telemedicine
- Referral and Consultation
- Catatonia
Dr. Xiong's most frequent co-authors
- Robert M. McCarron, DO12 shared papers
- Peter Mackinlay Yellowlees, MD8 shared papers
- Donald M. Hilty, MBA, MD7 shared papers
Recent publications by Dr. Xiong
Adm Policy Ment Health
J Contin Educ Health Prof
See who Dr. Xiong researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Xiong works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Glen L. Xiong has worked on 2 clinical trials
Dmand AI links Dr. Xiong to 2 clinical trials. Conditions studied include Anxiety Disorders, Mental Disorders and Mood Disorders. University of California, Davis sponsors the most, 2.
Conditions in Dr. Xiong's trials
- Anxiety Disorders
- Mental Disorders
- Mood Disorders
Recent clinical trials with Dr. Xiong
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Glen L. Xiong received $338 in industry payments from 2023 to 2025
CMS Open Payments shows 4 general payments to Dr. Xiong from 3 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 70% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $174.
General payments to Dr. Xiong by program year, 2023 to 2025
General payments to Dr. Xiong by kind, 2023 to 2025
- Food and beverage$23870%
- Education$10030%
Companies that paid Dr. Xiong the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Glen L. Xiong graduated from UC Davis School of Medicine
Dr. Xiong graduated from UC Davis School of Medicine in 2001.
- Medical school
- Board certified in internal medicine
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Glen L. Xiong accepts plans from 9 insurance carriers
Dr. Xiong is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Xiong accepts, by number of carriers
- Medicare7
- PPO6
- HMO3
- POS3
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Glen L. Xiong'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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Glen L. Xiong
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. Glen L. Xiong's NPI number?
Dr. Glen L. Xiong's NPI number is 1114945102. It was assigned on July 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Glen L. Xiong?
Dr. Glen L. Xiong is a psychiatrist in Woodland, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Glen L. Xiong practice?
Dr. Xiong practices at 678 3rd St, Woodland, CA 95695. Dr. Xiong's primary practice is Woodland Nursing and Rehabilitation in Woodland, California. Dmand AI also links Dr. Xiong to 4 medical groups, 3 group practices and clinics, 1 home health agency and 1 skilled nursing facility.
What is Dr. Glen L. Xiong's office phone number?
The practice phone on file for Dr. Xiong is (530) 662-9643.
What is Dr. Glen L. Xiong's medical license number?
Dr. Xiong holds California license A93942, one of the licenses on file in 2 states.
Which states has Dr. Glen L. Xiong been licensed in?
Dmand AI has state licenses on file for Dr. Xiong in California (2006 to 2026) and North Carolina (2001 to 2007).
What medical group is Dr. Glen L. Xiong part of?
Dr. Xiong is linked to UC Davis Medical Group. Dmand AI links Dr. Xiong to 4 more medical groups.
Does Dr. Glen L. Xiong accept Medicare?
Yes. CMS data shows Dr. Xiong billed Medicare for 1,185 services in 2024, and Dr. Xiong accepts Medicare assignment.
Does Dr. Glen L. Xiong offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Xiong as offering telehealth services.
What is Dr. Glen L. Xiong's MIPS score?
Dr. Xiong's MIPS final score for performance year 2024 is 28 out of 100, reported individually.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Glen L. Xiong see?
CMS counts 522 Medicare patients who saw Dr. Xiong in 2024, with an average age of 75.
Is Dr. Glen L. Xiong board certified?
Yes. Dr. Xiong is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Glen L. Xiong bill to Medicare?
In 2024, Dr. Xiong's most billed Medicare services were nursing facility care (99308), psychiatric service (90792) and nursing facility care (99309).
Where did Dr. Glen L. Xiong go to medical school?
Dr. Xiong graduated from UC Davis School of Medicine in 2001.
What drugs does Dr. Glen L. Xiong prescribe most?
In 2024 Medicare Part D data, Dr. Xiong's most prescribed drugs by claims were Gabapentin, Olanzapine and Divalproex Sodium.
Has Dr. Glen L. Xiong received payments from drug or device companies?
CMS Open Payments shows $338 in general payments to Dr. Xiong from 3 companies from 2023 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Glen L. Xiong been practicing?
Dr. Xiong graduated from medical school in 2001, 25 years ago.
Does Dr. Glen L. Xiong do research?
Dmand AI links 66 publications to Dr. Xiong, published from 2006 to 2024. Dr. Xiong has worked on 2 clinical trials.
Who does Dr. Glen L. Xiong publish with?
Dr. Xiong's most frequent co-authors are Robert M. McCarron, DO (12 shared papers), Peter Mackinlay Yellowlees, MD (8 shared papers) and Donald M. Hilty, MBA, MD (7 shared papers).
What insurance does Dr. Glen L. Xiong accept?
Dr. Xiong is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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