Administration, TopicalColitis, UlcerativeCromolyn Sodium
Dr. Barbara Mah Hom, MD
NPI1356388516PAC ID6901088517
- Medicare services, 2024
- 1,200
- Medicare patients, 2024
- 319
- Part D claims, 2024
- 3,619
- Publications
- 1
- MIPS score, 2024
- 87
- Practice address
- 2425 Samaritan Drive, San Jose, CA 95124
- Practice phone
- Call (408) 559-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hom's professional email, personal email and mobile number
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Dr. Barbara Mah Hom is an internist in San Jose, California
Dr. Hom practices at Good Samaritan Hospital in San Jose, California, part of HCA Healthcare.
Dr. Hom's NPI, 1356388516, was assigned on May 31, 2006. Dr. Hom graduated from University Of Michigan Medical School in 1981. Dr. Hom holds California license G524790.
NPI and contact details
- NPI
- 1356388516NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901088517
- NPI enumeration date
- May 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (408) 559-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Barbara Mah Hom practices at Good Samaritan Hospital in San Jose, California
Dr. Hom's primary practice is Good Samaritan Hospital, at 2425 Samaritan Drive, San Jose, CA 95124 in Santa Clara County. The practice phone is (408) 559-2011.
- Good Samaritan Hospital2425 Samaritan Drive, San Jose, CA 95124 · Santa Clara CountyPhone(408) 559-2011
Source: Dmand AI Affiliation Data
Dr. Barbara Mah Hom is affiliated with 4 sites of care
Dr. Hom's primary practice is Good Samaritan Hospital in San Jose, California, part of HCA Healthcare. Dr. Hom is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI also links Dr. Hom to 1 more hospital and 1 home health agency, each named with a free account.
Stanford Hospital at 300 Pasteur Drive1 hospitalName with a free account1 home health agencyName with a free account
See all 4 affiliations for Dr. HomSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Barbara Mah Hom's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hom practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Samaritan Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Barbara Mah Hom is one of 16,751 internists in California
Internal medicine is Dr. Hom's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hom is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Hom's licenses on file in 4 states: California, Virginia, Arkansas and Texas.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Virginia license
- Arkansas license
- Texas license
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, acute mini-stroke (TIA), acute skin infection, adjustment disease, alzheimer's disease, ankle or foot injury and anxiety among the conditions Dr. Hom treats.
Internists near Dr. Hom
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. Barbara Mah Hom billed Medicare for 1,200 services in 2024
CMS data shows 1,200 Medicare services from Dr. Hom across 7 procedure codes in 2024, for 319 Medicare patients. Medicare paid $111,275 for them. Every service was in an office.
Medicare services, 20241,200
Medicare patients319
Paid by Medicare$111,275
Procedure codes7
Dr. Hom's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9882024: 9296%
- Other services
- 2023: 2042024: 24118%
- Surgery
- 2023: 02024: 19
- Tests and treatments
- 2023: 222024: 1150%
Dr. Hom compared with the California median for internists, 2024
- Dr. Hom
- California median
- Medicare services
- 1,200vs 3613.3 times
- Medicare patients
- 319vs 1512.1 times
- Part D claims
- 3,092vs 4217.3 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Hom'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. Hom?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hom and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Barbara Mah Hom treated 319 Medicare patients in 2024, average age 78
CMS counts 319 Medicare patients who saw Dr. Hom in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high cholesterol, and 62% have high blood pressure. Their average risk score is 0.90, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hom's median patient age at 70, with 72% women.
Medicare patients, 2024319
Average age78
Average risk score0.90
Dr. Hom's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hom's Medicare patients by sex, 2024
- Women24176%
- Men7824%
Chronic conditions among Dr. Hom's Medicare patients, 2024
- High cholesterol75%
- High blood pressure62%
- Arthritis31%
- Diabetes18%
- Osteoporosis18%
- Atrial fibrillation14%
- Chronic kidney disease14%
- Ischemic heart disease14%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hom's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Barbara Mah Hom wrote 3,619 Medicare Part D claims in 2024
In 2024, Dr. Hom wrote 3,619 Medicare Part D claims for 306 patients. 88% of them were for generic drugs. CMS names the drug for 3,092 of them, across 78 drugs with 11 or more claims each, at $220,240 in total drug cost. In 2023, CMS named 3,137 claims across 78 drugs.
Part D claims, 20243,619
Drugs named by CMS78
Total drug cost$220,240
Part D patients306
Dr. Hom's Part D claims by kind of drug, 2024
- Generic3,189 claims88%
- Brand-name and other430 claims12%
Dr. Hom'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. Hom's Part D claims, 2024
- Opioids1%32 of 3,619 claims
- Antibiotics2%75 of 3,619 claims
- Antipsychotics, patients 65 and over1%45 of 3,619 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: 3,1372024: 3,0921%
Drugs named by CMS: 78 in 2024, 78 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. Barbara Mah Hom scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Hom for performance year 2024, reported through an alternative payment model (APM). Dr. Hom accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hom as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Hom's MIPS scores, performance year 2024
- 87of 100Final score
- 74.2of 100Quality
- 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. Barbara Mah Hom has 1 publication on record
Dmand AI links 1 paper to Dr. Hom. Dr. Hom's most frequent co-author is Bassam George Saffouri, MD.
Papers1
Dr. Hom's most frequent co-authors
Recent publications by Dr. Hom
See who Dr. Hom researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hom works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Barbara Mah Hom received $146 in industry payments from 2019 to 2024
CMS Open Payments shows 6 general payments to Dr. Hom from 6 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Scilex Pharmaceuticals Inc. paid the most, $61.
General payments to Dr. Hom by program year, 2019 to 2024
Companies that paid Dr. Hom the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Barbara Mah Hom graduated from University Of Michigan Medical School
Dr. Hom graduated from University Of Michigan Medical School in 1981.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Barbara Mah Hom accepts plans from 9 insurance carriers
Dr. Hom is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Elevance
- HCSC
- Regence Health Plans
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- +1 more carriersWith a free account
Plan types Dr. Hom accepts, by number of carriers
- Medicare6
- PPO6
- HMO3
- POS3
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Barbara Mah Hom'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 DataDmand AI Org Hierarchy 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) |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Barbara Mah Hom
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. Barbara Mah Hom's NPI number?
Dr. Barbara Mah Hom's NPI number is 1356388516. It was assigned on May 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Barbara Mah Hom?
Dr. Barbara Mah Hom is an internist in San Jose, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Barbara Mah Hom practice?
Dr. Hom practices at 2425 Samaritan Drive, San Jose, CA 95124. Dr. Hom's primary practice is Good Samaritan Hospital in San Jose, California, part of HCA Healthcare. Dmand AI also links Dr. Hom to 1 hospital and 1 home health agency.
What is Dr. Barbara Mah Hom's office phone number?
The practice phone on file for Dr. Hom is (408) 559-2011.
What is Dr. Barbara Mah Hom's medical license number?
Dr. Hom holds California license G524790, one of the licenses on file in 4 states.
Which states has Dr. Barbara Mah Hom been licensed in?
Dmand AI has state licenses on file for Dr. Hom in California (1984 to 2027), Virginia (1982 to 2002), Arkansas (1985 to 1990) and Texas (1985 to 1990).
Which hospitals is Dr. Barbara Mah Hom affiliated with?
Dr. Hom practices at Good Samaritan Hospital in San Jose, California. Dr. Hom is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI links Dr. Hom to 1 more hospital.
Does Dr. Barbara Mah Hom accept Medicare?
Yes. CMS data shows Dr. Hom billed Medicare for 1,200 services in 2024, and Dr. Hom accepts Medicare assignment.
Does Dr. Barbara Mah Hom offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hom as offering telehealth services.
What is Dr. Barbara Mah Hom's MIPS score?
Dr. Hom's MIPS final score for performance year 2024 is 87 out of 100, reported through an alternative payment model (APM).
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Barbara Mah Hom see?
CMS counts 319 Medicare patients who saw Dr. Hom in 2024, with an average age of 78.
Is Dr. Barbara Mah Hom board certified?
Yes. Dr. Hom is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Barbara Mah Hom bill to Medicare?
In 2024, Dr. Hom's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. Barbara Mah Hom go to medical school?
Dr. Hom graduated from University Of Michigan Medical School in 1981.
What drugs does Dr. Barbara Mah Hom prescribe most?
In 2024 Medicare Part D data, Dr. Hom's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Losartan Potassium.
Has Dr. Barbara Mah Hom received payments from drug or device companies?
CMS Open Payments shows $146 in general payments to Dr. Hom from 6 companies from 2019 to 2024. The largest total came from Scilex Pharmaceuticals Inc.
How long has Dr. Barbara Mah Hom been practicing?
Dr. Hom graduated from medical school in 1981, 45 years ago.
Does Dr. Barbara Mah Hom do research?
Dmand AI links 1 publication to Dr. Hom.
Who does Dr. Barbara Mah Hom publish with?
Dr. Hom's most frequent co-authors are Bassam George Saffouri, MD (1 shared paper).
What insurance does Dr. Barbara Mah Hom accept?
Dr. Hom is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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