Diana Lam, PA-C
- Part D claims, 2024
- 180
- Industry payments
- $544
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 2800 Eisenhower Ave, Alexandria, VA 22314
- Practice phone
- Call (703) 841-1290
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Columbia Associates in Psychiatry
Alexandria, Virginia
Find Diana Lam'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.
Diana Lam is a physician assistant in Alexandria, Virginia
Diana Lam practices at Columbia Associates in Psychiatry in Alexandria, Virginia.
Diana Lam's NPI, 1790262392, was assigned on July 26, 2018. Diana Lam holds Virginia license 0110006216.
- NPI
- 1790262392NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082963525
- NPI enumeration date
- July 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (703) 841-1290
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Diana Lam practices at Columbia Associates in Psychiatry in Alexandria, Virginia
Diana Lam's primary practice is Columbia Associates in Psychiatry, at 2800 Eisenhower Ave, Alexandria, VA 22314 in Alexandria City. The practice phone is (703) 841-1290.
- Columbia Associates in Psychiatry2800 Eisenhower Ave, Alexandria, VA 22314 · Alexandria CityPhone(703) 841-1290
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Diana Lam is affiliated with 2 sites of care and 1 medical group
Diana Lam's primary practice is Columbia Associates in Psychiatry in Alexandria, Virginia. The medical group on file is Columbia Associates. Dmand AI also links Diana Lam 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 Diana Lam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Diana Lam practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Columbia Associates in Psychiatry | Available with a free account |
| +1 more affiliated site | 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.
Diana Lam is one of 3,636 physician assistants in Virginia
Physician assistant is Diana Lam's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Diana Lam is licensed in Virginia.
Specialties and state licenses
- Physician assistant, VirginiaPrimary
Physician assistants near Diana Lam
Counts of physician assistants 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
Diana Lam's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Diana Lam's median patient age at 33, with 63% women.
Diana Lam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women63%
- Men36%
Source: Dmand AI Patient Panel Data
Diana Lam wrote 180 Medicare Part D claims in 2024
In 2024, Diana Lam wrote 180 Medicare Part D claims for 62 patients. 93% of them were for generic drugs.
Diana Lam's Part D claims by kind of drug, 2024
- Generic167 claims93%
- Brand-name13 claims7%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Diana Lam offers telehealth to Medicare patients
Diana Lam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Diana Lam 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.
Diana Lam received $544 in industry payments in 2025
CMS Open Payments shows 26 general payments to Diana Lam from 10 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. ITI, Inc. paid the most, $139.
Companies that paid Diana Lam the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Diana Lam'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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) |
| 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 Diana Lam
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Diana Lam's NPI number?
Diana Lam's NPI number is 1790262392. It was assigned on July 26, 2018, and it is active in the NPI Registry.
What does Diana Lam specialize in?
Diana Lam is a physician assistant in Alexandria, Virginia. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Diana Lam practice?
Diana Lam practices at 2800 Eisenhower Ave, Alexandria, VA 22314. Diana Lam's primary practice is Columbia Associates in Psychiatry in Alexandria, Virginia. Dmand AI also links Diana Lam to 1 group practice or clinic.
What is Diana Lam's office phone number?
The practice phone on file for Diana Lam is (703) 841-1290.
What is Diana Lam's medical license number?
Diana Lam holds Virginia license 0110006216.
What medical group is Diana Lam part of?
Diana Lam is linked to Columbia Associates.
Does Diana Lam accept Medicare?
Yes. CMS lists Diana Lam as accepting Medicare assignment.
Does Diana Lam offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Diana Lam as offering telehealth services.
Has Diana Lam received payments from drug or device companies?
CMS Open Payments shows $544 in general payments to Diana Lam from 10 companies from 2025 to 2025. The largest total came from ITI, Inc.
How long has Diana Lam been practicing?
Diana Lam graduated from medical school in 2018, 8 years ago.
Selling to physician assistant practices?
See physician assistants in Virginia 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