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Dr. Marwan A. Balaa, MD
NPI1689652935
- Medicare services, 2020
- 670
- Part D claims, 2021
- 108
- Publications
- 1
- Industry payments
- $87
- Affiliated sites
- 1
- Practice address
- 2520 Samaritan Dr Suite 201 Suite 201, San Jose, CA 95124
- Practice phone
- Call (408) 402-9990
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dr. Marwan A. Balaa, MD
Physician office · San Jose, California
Find Dr. Balaa's professional email, personal email and mobile number
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Dr. Marwan A. Balaa is a gastroenterologist in San Jose, California
Dr. Balaa practices at Dr. Marwan A. Balaa, MD in San Jose, California.
Dr. Balaa's NPI, 1689652935, was assigned on January 6, 2006. Dr. Balaa holds California license C42734.
NPI and contact details
- NPI
- 1689652935NPI Registry (opens in a new tab)
- NPI enumeration date
- January 6, 2006
- NPI status
- Active
- Practice phone
- (408) 402-9990
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Marwan A. Balaa practices at Dr. Marwan A. Balaa, MD in San Jose, California
Dr. Balaa's primary practice is Dr. Marwan A. Balaa, MD, at 2520 Samaritan Dr Suite 201 Suite 201, San Jose, CA 95124. The practice phone is (408) 402-9990.
- Dr. Marwan A. Balaa, MD2520 Samaritan Dr Suite 201 Suite 201, San Jose, CA 95124Phone(408) 402-9990
Source: Dmand AI Affiliation Data
Dr. Marwan A. Balaa is affiliated with 1 site of care
Dr. Balaa's primary practice is Dr. Marwan A. Balaa, MD in San Jose, California.
Dr. Marwan A. Balaa, MDPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Marwan A. Balaa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Balaa practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Marwan A. Balaa, MD | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marwan A. Balaa is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Balaa's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Balaa is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Gastroenterologists near Dr. Balaa
Counts of gastroenterologists 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. Marwan A. Balaa billed Medicare for 670 services in 2020
CMS data shows 670 Medicare services from Dr. Balaa across 12 procedure codes in 2020. Medicare paid $81,387 for them.
Medicare services, 2020670
Paid by Medicare$81,387
Procedure codes12
Dr. Balaa's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Surgery
- 2019: 3782020: 31716%
- Office and hospital visits
- 2019: 3532020: 30414%
- Tests and treatments
- 2019: 152020: 2673%
- Other services
- 2019: 2562020: 2391%
Where Dr. Balaa's Medicare services took place, 2020
- In an office31547%
- In a facility35553%
Dr. Balaa compared with the California median for gastroenterologists, 2020
- Dr. Balaa
- California median
- Medicare services
- 670vs 58614% above
- Part D claims
- 108vs 38072% below
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Balaa's most billed Medicare procedure codes, 2020
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. Balaa?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Balaa and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marwan A. Balaa's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Balaa's median patient age at 63, with 30% women.
Dr. Balaa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women30%
- Men61%
Source: Dmand AI Patient Panel Data
Dr. Marwan A. Balaa wrote 108 Medicare Part D claims in 2021
In 2021, Dr. Balaa wrote 108 Medicare Part D claims. They cover 5 drugs, with $25,546 in total drug cost. In 2020, CMS named 542 claims across 15 drugs.
Part D claims, 2021108
Drugs named by CMS5
Total drug cost$25,546
Dr. Balaa's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 5422021: 10880%
Drugs named by CMS: 5 in 2021, 15 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
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Dr. Marwan A. Balaa has 1 publication on record
Dmand AI links 1 paper to Dr. Balaa in 2017. Dr. Balaa's most frequent co-author is Matthew Bernard Siegel, MD.
Papers1
Dr. Balaa's most frequent co-authors
Recent publications by Dr. Balaa
See who Dr. Balaa researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Balaa works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Marwan A. Balaa received $87 in industry payments from 2019 to 2020
CMS Open Payments shows 5 general payments to Dr. Balaa from 2 drug and device companies from 2019 to 2020. Food and beverage make up the largest share, 100% of the total. Intercept Pharmaceuticals, Inc. paid the most, $45.
General payments to Dr. Balaa by program year, 2019 to 2020
Companies that paid Dr. Balaa the most, 2019 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Marwan A. Balaa'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Marwan A. Balaa
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. Marwan A. Balaa's NPI number?
Dr. Marwan A. Balaa's NPI number is 1689652935. It was assigned on January 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marwan A. Balaa?
Dr. Marwan A. Balaa is a gastroenterologist in San Jose, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Marwan A. Balaa practice?
Dr. Balaa practices at 2520 Samaritan Dr Suite 201 Suite 201, San Jose, CA 95124. Dr. Balaa's primary practice is Dr. Marwan A. Balaa, MD in San Jose, California.
What is Dr. Marwan A. Balaa's office phone number?
The practice phone on file for Dr. Balaa is (408) 402-9990.
What is Dr. Marwan A. Balaa's medical license number?
Dr. Balaa holds California license C42734.
Does Dr. Marwan A. Balaa accept Medicare?
Yes. CMS data shows Dr. Balaa billed Medicare for 670 services in 2020.
What services does Dr. Marwan A. Balaa bill to Medicare?
In 2020, Dr. Balaa's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (45380) and surgery: digestive system (45385).
What drugs does Dr. Marwan A. Balaa prescribe most?
In 2021 Medicare Part D data, Dr. Balaa's most prescribed drugs by claims were Omeprazole, Linzess and Mesalamine.
Has Dr. Marwan A. Balaa received payments from drug or device companies?
CMS Open Payments shows $87 in general payments to Dr. Balaa from 2 companies from 2019 to 2020. The largest total came from Intercept Pharmaceuticals, Inc.
How long has Dr. Marwan A. Balaa been practicing?
Dr. Balaa's NPI was assigned in 2006.
Does Dr. Marwan A. Balaa do research?
Dmand AI links 1 publication to Dr. Balaa.
Who does Dr. Marwan A. Balaa publish with?
Dr. Balaa's most frequent co-authors are Matthew Bernard Siegel, MD (1 shared paper).
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