Helen K. Ma, OD
- Medicare patients, 2024
- 255
- Part D claims, 2024
- 46
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 795 El Camino Real, Palo Alto, CA 94301
- Practice phone
- Call (650) 324-1832
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgery Center Palo Alto
Surgery Center - Medicare-Certified · Palo Alto, California
Find Helen Ma'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.
Helen K. Ma is an optometrist in Palo Alto, California
Helen Ma practices at Surgery Center Palo Alto in Palo Alto, California.
Helen Ma's NPI, 1073689154, was assigned on November 28, 2006. Helen Ma holds California license OPT10372.
- NPI
- 1073689154NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406917608
- NPI enumeration date
- November 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 324-1832
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Helen K. Ma practices at Surgery Center Palo Alto in Palo Alto, California
Helen Ma's primary practice is Surgery Center Palo Alto, at 795 El Camino Real, Palo Alto, CA 94301. The practice phone is (650) 324-1832.
- Surgery Center Palo Alto795 El Camino Real, Palo Alto, CA 94301Phone(650) 324-1832
Source: Dmand AI Affiliation Data
Helen K. Ma is affiliated with 2 sites of care and 1 medical group
Helen Ma's primary practice is Surgery Center Palo Alto in Palo Alto, California. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Helen Ma to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Helen K. Ma's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Helen Ma practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgery Center Palo Alto | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Helen K. Ma is one of 7,206 optometrists in California
Optometrist is Helen Ma's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Helen Ma is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Helen Ma
Counts of optometrists 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
Helen K. Ma treated 255 Medicare patients in 2024, average age 77
CMS counts 255 Medicare patients who saw Helen Ma in 2024. The largest group is 75 to 84, with 114 patients. 67% of them have high cholesterol, and 60% have high blood pressure. 10% are also on Medicaid. Their average risk score is 0.87, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Helen Ma's median patient age at 72, with 58% women.
Helen Ma's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Helen Ma's Medicare patients by sex, 2024
- Women14858%
- Men10742%
Chronic conditions among Helen Ma's Medicare patients, 2024
- High cholesterol67%
- High blood pressure60%
- Arthritis31%
- Ischemic heart disease22%
- Osteoporosis21%
- Diabetes18%
- Chronic kidney disease17%
- Atrial fibrillation16%
Share of Medicare patients with each condition. A patient can have several.
Helen Ma's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Helen K. Ma wrote 46 Medicare Part D claims in 2024
In 2024, Helen Ma wrote 46 Medicare Part D claims for 36 patients. 76% of them were for generic drugs.
Helen Ma's Part D claims by kind of drug, 2024
- Generic35 claims76%
- Brand-name11 claims24%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Helen K. Ma takes part in Medicare
Helen Ma accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Helen K. Ma'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 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 (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) |
| 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 Helen K. Ma
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Helen K. Ma's NPI number?
Helen K. Ma's NPI number is 1073689154. It was assigned on November 28, 2006, and it is active in the NPI Registry.
What does Helen K. Ma specialize in?
Helen K. Ma is an optometrist in Palo Alto, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Helen K. Ma practice?
Helen Ma practices at 795 El Camino Real, Palo Alto, CA 94301. Helen Ma's primary practice is Surgery Center Palo Alto in Palo Alto, California. Dmand AI also links Helen Ma to 1 group practice or clinic.
What is Helen K. Ma's office phone number?
The practice phone on file for Helen Ma is (650) 324-1832.
What is Helen K. Ma's medical license number?
Helen Ma holds California license OPT10372.
What medical group is Helen K. Ma part of?
Helen Ma is linked to Palo Alto Foundation Medical Group.
Does Helen K. Ma accept Medicare?
Yes. CMS lists Helen Ma as accepting Medicare assignment.
How many Medicare patients does Helen K. Ma see?
CMS counts 255 Medicare patients who saw Helen Ma in 2024, with an average age of 77.
How long has Helen K. Ma been practicing?
Helen Ma graduated from medical school in 1994, 32 years ago.
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