Dr. Zahra Pakbaz, MD

  • Orange, CA
  • Hematology (internal medicine) physician
NPI1942463377PAC ID0547402091
Medicare services, 2024
659
Medicare patients, 2024
166
Part D claims, 2024
328
Publications
29
Clinical trials
5
Practice address
101 City Drive South, Orange, CA 92868
Practice phone
Call (714) 456-7890
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCI Health - Orange

Hospital · Orange, California

See all 4 affiliations

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Dr. Zahra Pakbaz is a hematology (internal medicine) physician in Orange, California

Dr. Pakbaz practices at UCI Health - Orange in Orange, California, part of UC Irvine.

Dr. Pakbaz's NPI, 1942463377, was assigned on July 7, 2008. Dr. Pakbaz graduated from Tehran University of Medical Sciences School of Medicine in 1999. Dr. Pakbaz holds California license 117499.

NPI and contact details
Medicare PAC ID
0547402091
NPI enumeration date
July 7, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(714) 456-7890
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
53
Medical school graduation
1999

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Zahra Pakbaz practices at UCI Health - Orange in Orange, California

Dr. Pakbaz's primary practice is UCI Health - Orange, at 101 City Drive South, Orange, CA 92868 in Orange County. The practice phone is (714) 456-7890.

  • UCI Health - Orange
    101 City Drive South, Orange, CA 92868 · Orange CountyPhone(714) 456-7890

Source: Dmand AI Affiliation Data

Dr. Zahra Pakbaz is affiliated with 2 sites of care and 2 medical groups

Dr. Pakbaz's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dr. Pakbaz is also affiliated with Riverside University Health System - Medical Center. The medical group on file is UCI Health Physicians. Dmand AI also links Dr. Pakbaz to 1 more medical group, named with a free account.

See all 4 affiliations for Dr. Pakbaz

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Zahra Pakbaz's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pakbaz practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCI Health - OrangeAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Zahra Pakbaz is one of 153 hematology (internal medicine) physicians in California

Internal medicine is Dr. Pakbaz's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Pakbaz is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Pakbaz's licenses on file in 2 states: California and Maryland.

Specialties and state licenses

  • Hematology (internal medicine), CaliforniaPrimaryLicense 117499 · 2011 to 2027 · taxonomy 207RH0000X
  • Maryland license2011 to 2013

Clinical focus

Dmand AI lists chronic anemia, chronic embolism thrombosis, deep vein thrombosis (DVT), immune deficiency disease, neutropenia, prostate cancer and purpura and thrombocytopenia among the conditions Dr. Pakbaz treats.

Hematology (internal medicine) physicians near Dr. Pakbaz

Counts of hematology (internal medicine) physicians 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. Zahra Pakbaz billed Medicare for 659 services in 2024

CMS data shows 659 Medicare services from Dr. Pakbaz across 6 procedure codes in 2024, for 166 Medicare patients. Medicare paid $46,857 for them.

Medicare services, 2024659
Medicare patients166
Paid by Medicare$46,857
Procedure codes6

Dr. Pakbaz's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3682024: 42014%
Other services
2023: 02024: 239

Where Dr. Pakbaz's Medicare services took place, 2024

  • In an office31147%
  • In a facility34853%

Dr. Pakbaz compared with the California median for hematology (internal medicine) physicians, 2024

  • Dr. Pakbaz
  • California median
Medicare services
659vs 37377% above
Medicare patients
166vs 10952% above
Part D claims
208vs 992.1 times

Medians across 139 hematology (internal medicine) physicians in California with Dmand AI profiles that report each measure.

Dr. Pakbaz'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.

See all procedures by Dr. Pakbaz

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pakbaz and other hematology (internal medicine) physicians in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Zahra Pakbaz treated 166 Medicare patients in 2024, average age 70

CMS counts 166 Medicare patients who saw Dr. Pakbaz in 2024. The largest group is 65 to 74, with 61 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.50, 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. Pakbaz's median patient age at 60, with 61% women.

Medicare patients, 2024166
Average age70
Average risk score2.50
Also on Medicaid49%

Dr. Pakbaz's Medicare patients by age, 2024

Dr. Pakbaz's Medicare patients by sex, 2024

  • Women8853%
  • Men7847%

Chronic conditions among Dr. Pakbaz's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis45%
  4. Chronic kidney disease40%
  5. Diabetes38%
  6. Ischemic heart disease38%
  7. Mood disorders31%
  8. Depression28%

Share of Medicare patients with each condition. A patient can have several.

Dr. Pakbaz's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women61%
  • Men37%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Zahra Pakbaz wrote 328 Medicare Part D claims in 2024

In 2024, Dr. Pakbaz wrote 328 Medicare Part D claims for 39 patients. 60% of them were for generic drugs. CMS names the drug for 208 of them, across 10 drugs with 11 or more claims each, at $1,163,793 in total drug cost. In 2023, CMS named 132 claims across 7 drugs.

Part D claims, 2024328
Drugs named by CMS10
Total drug cost$1.2M
Part D patients39

Dr. Pakbaz's Part D claims by kind of drug, 2024

  • Generic198 claims60%
  • Brand-name130 claims40%

Dr. Pakbaz'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. Pakbaz's Part D claims, 2024

  • Opioids8%27 of 328 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: 1322024: 20858%

Drugs named by CMS: 10 in 2024, 7 in 2023.

See all prescribing by Dr. Pakbaz

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. Zahra Pakbaz scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Pakbaz for performance year 2024, reported through an alternative payment model (APM). Dr. Pakbaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Pakbaz as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Pakbaz's MIPS scores, performance year 2024

  • 100of 100Final score
  • 83.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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. Zahra Pakbaz has 29 publications on record

Dmand AI links 29 papers to Dr. Pakbaz, published from 2004 to 2025. 2023 was the busiest year, with 4. The most frequent topics are Anemia, Sickle Cell, Iron and Thalassemia. Dr. Pakbaz has published most often in J Community Hosp Intern Med Perspect. Dr. Pakbaz's most frequent co-authors are Paul R. Harmatz, MD, Thomas D. Coates, MD and Elliott P. Vichinsky, MD.

Papers29
Years published2004 to 2025

Dr. Pakbaz's papers by year, 2011 to 2025

Topics Dr. Pakbaz writes about most

  • Anemia, Sickle Cell
  • Iron
  • Thalassemia
  • beta-Thalassemia
  • Liver
  • Blood Transfusion
  • Chelation Therapy
  • Deferoxamine

Dr. Pakbaz's most frequent co-authors

Recent publications by Dr. Pakbaz

See all 29 publications and co-authors

See who Dr. Pakbaz researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Pakbaz works with, so you can find a warm path to the right hematology (internal medicine) physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Zahra Pakbaz has worked on 5 clinical trials

Dmand AI links Dr. Pakbaz to 5 clinical trials, 4 of them phase 3 studies. 2 are still active or recruiting. Conditions studied include Hemolysis, Sickle Cell Trait and alpha-Thalassemia. Forma Therapeutics, Inc. sponsors the most, 2.

Clinical trials with Dr. Pakbaz by phase

  1. NonePhase 1: no trials
  2. 1Phase 2: 1 trial
  3. 4Phase 3: 4 trials
  4. NonePhase 4: no trials

Conditions in Dr. Pakbaz's trials

  • Hemolysis
  • Sickle Cell Trait
  • alpha-Thalassemia
  • Hemoglobinuria, Paroxysmal
  • Pancreatic Neoplasms

Investigators on the most trials with Dr. Pakbaz

Recent clinical trials with Dr. Pakbaz

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Zahra Pakbaz received $234,253 in industry payments from 2016 to 2025

CMS Open Payments shows 141 general payments to Dr. Pakbaz from 17 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 54% of the total. Novartis Pharmaceuticals Corporation paid the most, $50,994.

General payments to Dr. Pakbaz by program year, 2016 to 2025

General payments to Dr. Pakbaz by kind, 2016 to 2025

$234.3Kin total
  • Consulting fees$127,42154%
  • Speaker and faculty fees$66,59928%
  • Honoraria$24,25010%
  • Travel and lodging$12,1805%
  • Other$3,8022%

Companies that paid Dr. Pakbaz the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Pakbaz

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Zahra Pakbaz graduated from Tehran University of Medical Sciences School of Medicine

Dr. Pakbaz graduated from Tehran University of Medical Sciences School of Medicine in 1999.

  1. Medical schoolTehran University of Medical Sciences School of Medicine
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Zahra Pakbaz accepts plans from 14 insurance carriers

Dr. Pakbaz is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Pakbaz accepts, by number of carriers

  1. PPO9
  2. Medicare8
  3. HMO6
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Zahra Pakbaz's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Zahra Pakbaz

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. Zahra Pakbaz's NPI number?

Dr. Zahra Pakbaz's NPI number is 1942463377. It was assigned on July 7, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Zahra Pakbaz?

Dr. Zahra Pakbaz is a hematology (internal medicine) physician in Orange, California. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).

Where does Dr. Zahra Pakbaz practice?

Dr. Pakbaz practices at 101 City Drive South, Orange, CA 92868. Dr. Pakbaz's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dmand AI also links Dr. Pakbaz to 1 medical group.

What is Dr. Zahra Pakbaz's office phone number?

The practice phone on file for Dr. Pakbaz is (714) 456-7890.

What is Dr. Zahra Pakbaz's medical license number?

Dr. Pakbaz holds California license 117499, one of the licenses on file in 2 states.

Which states has Dr. Zahra Pakbaz been licensed in?

Dmand AI has state licenses on file for Dr. Pakbaz in California (2011 to 2027) and Maryland (2011 to 2013).

Which hospitals is Dr. Zahra Pakbaz affiliated with?

Dr. Pakbaz practices at UCI Health - Orange in Orange, California. Dr. Pakbaz is also affiliated with Riverside University Health System - Medical Center.

What medical group is Dr. Zahra Pakbaz part of?

Dr. Pakbaz is linked to UCI Health Physicians. Dmand AI links Dr. Pakbaz to 1 more medical group.

Does Dr. Zahra Pakbaz accept Medicare?

Yes. CMS data shows Dr. Pakbaz billed Medicare for 659 services in 2024, and Dr. Pakbaz accepts Medicare assignment.

Does Dr. Zahra Pakbaz offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Pakbaz as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Zahra Pakbaz's MIPS score?

Dr. Pakbaz's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Zahra Pakbaz see?

CMS counts 166 Medicare patients who saw Dr. Pakbaz in 2024, with an average age of 70.

Is Dr. Zahra Pakbaz board certified?

Yes. Dr. Pakbaz is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Zahra Pakbaz bill to Medicare?

In 2024, Dr. Pakbaz's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).

Where did Dr. Zahra Pakbaz go to medical school?

Dr. Pakbaz graduated from Tehran University of Medical Sciences School of Medicine in 1999.

What drugs does Dr. Zahra Pakbaz prescribe most?

In 2024 Medicare Part D data, Dr. Pakbaz's most prescribed drugs by claims were Eliquis, Prednisone and Hydroxyurea.

Has Dr. Zahra Pakbaz received payments from drug or device companies?

CMS Open Payments shows $234,253 in general payments to Dr. Pakbaz from 17 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Dr. Zahra Pakbaz been practicing?

Dr. Pakbaz graduated from medical school in 1999, 27 years ago.

Does Dr. Zahra Pakbaz do research?

Dmand AI links 29 publications to Dr. Pakbaz, published from 2004 to 2025. Dr. Pakbaz has worked on 5 clinical trials.

Who does Dr. Zahra Pakbaz publish with?

Dr. Pakbaz's most frequent co-authors are Paul R. Harmatz, MD (5 shared papers), Thomas D. Coates, MD (4 shared papers) and Elliott P. Vichinsky, MD (3 shared papers).

What insurance does Dr. Zahra Pakbaz accept?

Dr. Pakbaz is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

Selling to internal medicine practices?

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