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Dr. Nam Nhat Ha, MD
NPI1659863124PAC ID8224381124
- Medicare services, 2024
- 1,752
- Medicare patients, 2024
- 352
- Part D claims, 2024
- 179
- Publications
- 7
- Hospital affiliations
- 4
- Practice address
- 13135 Lee Jackson Memorial Hwy, Fairfax, VA 22033
- Practice phone
- Call (703) 321-7207
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cdc of Springfield
Fairfax, Virginia
Find Dr. Ha's professional email, personal email and mobile number
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Dr. Nam Nhat Ha is a nephrologist in Fairfax, Virginia
Dr. Ha practices at Cdc of Springfield in Fairfax, Virginia.
Dr. Ha's NPI, 1659863124, was assigned on May 31, 2018. Dr. Ha holds Virginia license 0101277955.
NPI and contact details
- NPI
- 1659863124NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224381124
- NPI enumeration date
- May 31, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (703) 321-7207
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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)
Dr. Nam Nhat Ha practices at Cdc of Springfield in Fairfax, Virginia
Dr. Ha's primary practice is Cdc of Springfield, at 13135 Lee Jackson Memorial Hwy, Fairfax, VA 22033 in Fairfax County. The practice phone is (703) 321-7207.
- Cdc of Springfield13135 Lee Jackson Memorial Hwy, Fairfax, VA 22033 · Fairfax CountyPhone(703) 321-7207
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nam Nhat Ha is affiliated with 10 sites of care and 1 medical group
Dr. Ha's primary practice is Cdc of Springfield in Fairfax, Virginia. Dr. Ha is also affiliated with Inova Fair Oaks Hospital. The medical group on file is Washington Nephrology Associates. Dmand AI also links Dr. Ha to 3 more hospitals, 4 dialysis centers and 1 group practice or clinic, each named with a free account.
Cdc of SpringfieldPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nam Nhat Ha's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ha practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cdc of Springfield | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Nam Nhat Ha is one of 289 nephrologists in Virginia
Nephrology is Dr. Ha's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dmand AI has Dr. Ha's licenses on file in 2 states: Virginia and Pennsylvania.
Specialties and state licenses
- Nephrology, VirginiaPrimary
- Internal medicine, Pennsylvania
Nephrologists near Dr. Ha
Counts of nephrologists 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. Nam Nhat Ha billed Medicare for 1,752 services in 2024
CMS data shows 1,752 Medicare services from Dr. Ha across 7 procedure codes in 2024, for 352 Medicare patients. Medicare paid $173,424 for them.
Medicare services, 20241,752
Medicare patients352
Paid by Medicare$173,424
Procedure codes7
Dr. Ha's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1172024: 1,6141279%
- Tests and treatments
- 2023: 02024: 78
- Other services
- 2023: 02024: 60
Where Dr. Ha's Medicare services took place, 2024
- In an office19811%
- In a facility1,55489%
Dr. Ha compared with the Virginia median for nephrologists, 2024
- Dr. Ha
- Virginia median
- Medicare services
- 1,752vs 1,22743% above
- Medicare patients
- 352vs 3879% below
- Part D claims
- 38vs 77095% below
Medians across 276 nephrologists in Virginia with Dmand AI profiles that report each measure.
Dr. Ha'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. Ha?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ha and other nephrologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nam Nhat Ha treated 352 Medicare patients in 2024, average age 76
CMS counts 352 Medicare patients who saw Dr. Ha in 2024. The largest group is 75 to 84, with 120 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 24% are also on Medicaid. Their average risk score is 4.73, 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. Ha's median patient age at 69, with 42% women.
Medicare patients, 2024352
Average age76
Average risk score4.73
Also on Medicaid24%
Dr. Ha's Medicare patients by age, 2024
Dr. Ha's Medicare patients by sex, 2024
- Women16547%
- Men18753%
Chronic conditions among Dr. Ha's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes67%
- Heart failure66%
- Ischemic heart disease64%
- Arthritis56%
- Atrial fibrillation45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ha's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women42%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nam Nhat Ha wrote 179 Medicare Part D claims in 2024
In 2024, Dr. Ha wrote 179 Medicare Part D claims for 45 patients. 80% of them were for generic drugs. CMS names the drug for 38 of them, across 2 drugs with 11 or more claims each, at $47,391 in total drug cost. In 2023, CMS named 12 claims across 1 drug.
Part D claims, 2024179
Drugs named by CMS2
Total drug cost$47,391
Part D patients45
Dr. Ha's Part D claims by kind of drug, 2024
- Generic143 claims80%
- Brand-name36 claims20%
Dr. Ha'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 122024: 38217%
Drugs named by CMS: 2 in 2024, 1 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. Nam Nhat Ha offers telehealth to Medicare patients
Dr. Ha accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ha as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nam Nhat Ha has 7 publications on record
Dmand AI links 7 papers to Dr. Ha, published from 2015 to 2024. 2021 was the busiest year, with 2. The most frequent topics are Gases. Dr. Ha's most frequent co-author is Julian B. Hill, MD.
Papers7
Years published2015 to 2024
Dr. Ha's papers by year, 2015 to 2024
Topics Dr. Ha writes about most
- Gases
Dr. Ha's most frequent co-authors
Recent publications by Dr. Ha
See who Dr. Ha researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ha works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nam Nhat Ha received $221 in industry payments from 2023 to 2024
CMS Open Payments shows 3 general payments to Dr. Ha from 2 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 55% of the total. Scpharmaceuticals Inc. paid the most, $121.
General payments to Dr. Ha by program year, 2023 to 2024
General payments to Dr. Ha by kind, 2023 to 2024
$221in total
- Food and beverage$12155%
- Education$10045%
Companies that paid Dr. Ha the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nam Nhat Ha'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Nam Nhat Ha
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. Nam Nhat Ha's NPI number?
Dr. Nam Nhat Ha's NPI number is 1659863124. It was assigned on May 31, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Nam Nhat Ha?
Dr. Nam Nhat Ha is a nephrologist in Fairfax, Virginia. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Nam Nhat Ha practice?
Dr. Ha practices at 13135 Lee Jackson Memorial Hwy, Fairfax, VA 22033. Dr. Ha's primary practice is Cdc of Springfield in Fairfax, Virginia. Dmand AI also links Dr. Ha to 3 hospitals, 4 dialysis centers and 1 group practice or clinic.
What is Dr. Nam Nhat Ha's office phone number?
The practice phone on file for Dr. Ha is (703) 321-7207.
What is Dr. Nam Nhat Ha's medical license number?
Dr. Ha holds Virginia license 0101277955, one of the licenses on file in 2 states.
Which states has Dr. Nam Nhat Ha been licensed in?
Dmand AI has state licenses on file for Dr. Ha in Virginia and Pennsylvania.
Which hospitals is Dr. Nam Nhat Ha affiliated with?
Dr. Ha is affiliated with Inova Fair Oaks Hospital. Dmand AI links Dr. Ha to 3 more hospitals.
What medical group is Dr. Nam Nhat Ha part of?
Dr. Ha is linked to Washington Nephrology Associates.
Does Dr. Nam Nhat Ha accept Medicare?
Yes. CMS data shows Dr. Ha billed Medicare for 1,752 services in 2024, and Dr. Ha accepts Medicare assignment.
Does Dr. Nam Nhat Ha offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ha as offering telehealth services.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Nam Nhat Ha see?
CMS counts 352 Medicare patients who saw Dr. Ha in 2024, with an average age of 76.
What services does Dr. Nam Nhat Ha bill to Medicare?
In 2024, Dr. Ha's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
What drugs does Dr. Nam Nhat Ha prescribe most?
In 2024 Medicare Part D data, Dr. Ha's most prescribed drugs by claims were Furosemide and Velphoro.
Has Dr. Nam Nhat Ha received payments from drug or device companies?
CMS Open Payments shows $221 in general payments to Dr. Ha from 2 companies from 2023 to 2024. The largest total came from Scpharmaceuticals Inc.
How long has Dr. Nam Nhat Ha been practicing?
Dr. Ha graduated from medical school in 2018, 8 years ago.
Does Dr. Nam Nhat Ha do research?
Dmand AI links 7 publications to Dr. Ha, published from 2015 to 2024.
Who does Dr. Nam Nhat Ha publish with?
Dr. Ha's most frequent co-authors are Julian B. Hill, MD (1 shared paper).
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