Dr. Hamid R. Hassanzadeh, MD
- Medicare services, 2024
- 193
- Medicare patients, 2024
- 96
- Part D claims, 2024
- 371
- MIPS score, 2024
- 93
- Hospital affiliations
- 4
- Practice address
- 3300 Gallows Rd, Falls Church, VA 22046
- Practice phone
- Call (703) 698-3659
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Inova Fairfax Hospital - Unit
Acute Care Hospital-Unit · Falls Church, Virginia
Find Dr. Hassanzadeh'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. Hamid R. Hassanzadeh is an internist in Falls Church, Virginia
Dr. Hassanzadeh practices at Inova Fairfax Hospital - Unit in Falls Church, Virginia.
Dr. Hassanzadeh's NPI, 1659949832, was assigned on June 15, 2021. Dr. Hassanzadeh graduated from Drexel University College of Medicine in 2021. Dr. Hassanzadeh holds Pennsylvania license MT222978.
- NPI
- 1659949832NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587052964
- NPI enumeration date
- June 15, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (703) 698-3659
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hamid R. Hassanzadeh practices at Inova Fairfax Hospital - Unit in Falls Church, Virginia
Dr. Hassanzadeh's primary practice is Inova Fairfax Hospital - Unit, at 3300 Gallows Rd, Falls Church, VA 22046 in Falls Church City. The practice phone is (703) 698-3659.
- Inova Fairfax Hospital - Unit3300 Gallows Rd, Falls Church, VA 22046 · Falls Church CityPhone(703) 698-3659
Source: Dmand AI Affiliation Data
Dr. Hamid R. Hassanzadeh is affiliated with 4 sites of care and 2 medical groups
Dr. Hassanzadeh's primary practice is Inova Fairfax Hospital - Unit in Falls Church, Virginia. Dr. Hassanzadeh is also affiliated with Inova Fairfax Hospital. The medical group on file is Emergency Medicine Physicians (EMP). Dmand AI also links Dr. Hassanzadeh to 2 more hospitals and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Hamid R. Hassanzadeh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hassanzadeh practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Inova Fairfax Hospital - Unit | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hamid R. Hassanzadeh is one of 3,339 internists in Virginia
Internal medicine is Dr. Hassanzadeh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hassanzadeh is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Hassanzadeh
Counts of internists 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. Hamid R. Hassanzadeh billed Medicare for 193 services in 2024
CMS data shows 193 Medicare services from Dr. Hassanzadeh across 3 procedure codes in 2024, for 96 Medicare patients. Medicare paid $20,201 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hassanzadeh compared with the Virginia median for internists, 2024
- Dr. Hassanzadeh
- Virginia median
- Medicare services
- 193vs 60768% below
- Medicare patients
- 96vs 24661% below
- Part D claims
- 98vs 22456% below
Medians across 3,182 internists in Virginia with Dmand AI profiles that report each measure.
Dr. Hassanzadeh'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. Hamid R. Hassanzadeh treated 96 Medicare patients in 2024, average age 79
CMS counts 96 Medicare patients who saw Dr. Hassanzadeh in 2024. The largest group is 75 to 84, with 45 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% 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. Hassanzadeh's median patient age at 68, with 53% women.
Dr. Hassanzadeh's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hassanzadeh's Medicare patients by sex, 2024
- Women5153%
- Men4547%
Chronic conditions among Dr. Hassanzadeh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Chronic kidney disease54%
- Ischemic heart disease54%
- Diabetes49%
- Heart failure47%
- Atrial fibrillation42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hassanzadeh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hamid R. Hassanzadeh wrote 371 Medicare Part D claims in 2024
In 2024, Dr. Hassanzadeh wrote 371 Medicare Part D claims for 102 patients. 82% of them were for generic drugs. CMS names the drug for 98 of them, across 6 drugs with 11 or more claims each, at $977 in total drug cost. In 2023, CMS named 123 claims across 7 drugs.
Dr. Hassanzadeh's Part D claims by kind of drug, 2024
- Generic305 claims82%
- Brand-name and other66 claims18%
Dr. Hassanzadeh'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. Hassanzadeh's Part D claims, 2024
- Antibiotics4%14 of 371 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: 1232024: 9820%
Drugs named by CMS: 6 in 2024, 7 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. Hamid R. Hassanzadeh scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Hassanzadeh for performance year 2024, reported as part of a group. Dr. Hassanzadeh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hassanzadeh's MIPS scores, performance year 2024
- 93of 100Final score
- 91.3of 100Quality
- 40of 100Improvement Activities
- 79of 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. Hamid R. Hassanzadeh received $85 in industry payments from 2023 to 2024
CMS Open Payments shows 4 general payments to Dr. Hassanzadeh from 4 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. Xeris Pharmaceuticals, Inc. paid the most, $24.
General payments to Dr. Hassanzadeh by program year, 2023 to 2024
Companies that paid Dr. Hassanzadeh the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hamid R. Hassanzadeh graduated from Drexel University College of Medicine
Dr. Hassanzadeh graduated from Drexel University College of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Hamid R. Hassanzadeh'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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. Hamid R. Hassanzadeh
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. Hamid R. Hassanzadeh's NPI number?
Dr. Hamid R. Hassanzadeh's NPI number is 1659949832. It was assigned on June 15, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Hamid R. Hassanzadeh?
Dr. Hamid R. Hassanzadeh is an internist in Falls Church, Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Hamid R. Hassanzadeh practice?
Dr. Hassanzadeh practices at 3300 Gallows Rd, Falls Church, VA 22046. Dr. Hassanzadeh's primary practice is Inova Fairfax Hospital - Unit in Falls Church, Virginia. Dmand AI also links Dr. Hassanzadeh to 2 hospitals and 1 medical group.
What is Dr. Hamid R. Hassanzadeh's office phone number?
The practice phone on file for Dr. Hassanzadeh is (703) 698-3659.
What is Dr. Hamid R. Hassanzadeh's medical license number?
Dr. Hassanzadeh holds Pennsylvania license MT222978.
Which hospitals is Dr. Hamid R. Hassanzadeh affiliated with?
Dr. Hassanzadeh is affiliated with Inova Fairfax Hospital. Dmand AI links Dr. Hassanzadeh to 3 more hospitals.
What medical group is Dr. Hamid R. Hassanzadeh part of?
Dr. Hassanzadeh is linked to Emergency Medicine Physicians (EMP). Dmand AI links Dr. Hassanzadeh to 1 more medical group.
Does Dr. Hamid R. Hassanzadeh accept Medicare?
Yes. CMS data shows Dr. Hassanzadeh billed Medicare for 193 services in 2024, and Dr. Hassanzadeh accepts Medicare assignment.
What is Dr. Hamid R. Hassanzadeh's MIPS score?
Dr. Hassanzadeh's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Dr. Hamid R. Hassanzadeh see?
CMS counts 96 Medicare patients who saw Dr. Hassanzadeh in 2024, with an average age of 79.
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What services does Dr. Hamid R. Hassanzadeh bill to Medicare?
In 2024, Dr. Hassanzadeh's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Where did Dr. Hamid R. Hassanzadeh go to medical school?
Dr. Hassanzadeh graduated from Drexel University College of Medicine in 2021.
What drugs does Dr. Hamid R. Hassanzadeh prescribe most?
In 2024 Medicare Part D data, Dr. Hassanzadeh's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Hamid R. Hassanzadeh received payments from drug or device companies?
CMS Open Payments shows $85 in general payments to Dr. Hassanzadeh from 4 companies from 2023 to 2024. The largest total came from Xeris Pharmaceuticals, Inc.
How long has Dr. Hamid R. Hassanzadeh been practicing?
Dr. Hassanzadeh graduated from medical school in 2021, 5 years ago.
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