Dr. Robert G. Dela Cruz, MD
- Medicare services, 2022
- 43
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 155
- Hospital affiliations
- 1
- Industry payments
- $23
- Practice address
- 4501 Sand Creek Road, Antioch, CA 94531
- Practice phone
- Call (925) 813-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dela Cruz'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. Robert G. Dela Cruz is an internist in Antioch, California
Dr. Dela Cruz practices at Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
Dr. Dela Cruz's NPI, 1063536993, was assigned on March 17, 2007. Dr. Dela Cruz graduated from St. Luke's College of Medicine in 2003. Dr. Dela Cruz's Michigan license number on file is 4301086225.
- NPI
- 1063536993NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991865982
- NPI enumeration date
- March 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 813-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert G. Dela Cruz practices at Antioch Medical Center in Antioch, California
Dr. Dela Cruz's primary practice is Antioch Medical Center, at 4501 Sand Creek Road, Antioch, CA 94531 in Contra Costa County. The practice phone is (925) 813-6500.
- Antioch Medical Center4501 Sand Creek Road, Antioch, CA 94531 · Contra Costa CountyPhone(925) 813-6500
Source: Dmand AI Affiliation Data
Dr. Robert G. Dela Cruz is affiliated with 2 sites of care and 1 medical group
Dr. Dela Cruz's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Dela Cruz 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 Dr. Robert G. Dela Cruz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dela Cruz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Antioch Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert G. Dela Cruz is one of 16,751 internists in California
Internal medicine is Dr. Dela Cruz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Dela Cruz is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Dela Cruz's licenses on file in 2 states: Michigan and California.
Specialties and state licenses
- Internal medicine, MichiganPrimary
- California license
Internists near Dr. Dela Cruz
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. Robert G. Dela Cruz billed Medicare for 43 services in 2022
CMS data shows 43 Medicare services from Dr. Dela Cruz across 1 procedure code in 2022, for 12 Medicare patients. Medicare paid $2,710 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dela Cruz's Medicare services by type, 2019 to 2022
- 2019
- 2022
- Office and hospital visits
- 2019: 162022: 43169%
Dr. Dela Cruz compared with the California median for internists, 2022
- Dr. Dela Cruz
- California median
- Medicare services
- 43vs 36188% below
- Medicare patients
- 12vs 15192% below
- Part D claims
- 11vs 42197% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Dela Cruz's most billed Medicare procedure codes, 2022
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dela Cruz and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert G. Dela Cruz treated 12 Medicare patients in 2024, average age 66
CMS counts 12 Medicare patients who saw Dr. Dela Cruz in 2024. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dela Cruz's median patient age at 64, with 54% women.
Dr. Dela Cruz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert G. Dela Cruz wrote 155 Medicare Part D claims in 2024
In 2024, Dr. Dela Cruz wrote 155 Medicare Part D claims for 60 patients. 89% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $101 in total drug cost. In 2023, CMS named 13 claims across 1 drug.
Dr. Dela Cruz's Part D claims by kind of drug, 2024
- Generic138 claims89%
- Brand-name17 claims11%
Dr. Dela Cruz'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. Dela Cruz's Part D claims, 2024
- Antibiotics12%19 of 155 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: 132024: 1115%
Drugs named by CMS: 1 in 2024, 1 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
How Dr. Robert G. Dela Cruz takes part in Medicare
Dr. Dela Cruz 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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Dr. Robert G. Dela Cruz received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Dela Cruz from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $23.
Companies that paid Dr. Dela Cruz the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert G. Dela Cruz graduated from St. Luke's College of Medicine
Dr. Dela Cruz graduated from St. Luke's College of Medicine in 2003.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Robert G. Dela Cruz accepts plans from 2 insurance carriers
Dr. Dela Cruz is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Dela Cruz accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert G. Dela Cruz'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) |
| 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. Robert G. Dela Cruz
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. Robert G. Dela Cruz's NPI number?
Dr. Robert G. Dela Cruz's NPI number is 1063536993. It was assigned on March 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert G. Dela Cruz?
Dr. Robert G. Dela Cruz is an internist in Antioch, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert G. Dela Cruz practice?
Dr. Dela Cruz practices at 4501 Sand Creek Road, Antioch, CA 94531. Dr. Dela Cruz's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. Dmand AI also links Dr. Dela Cruz to 1 group practice or clinic.
What is Dr. Robert G. Dela Cruz's office phone number?
The practice phone on file for Dr. Dela Cruz is (925) 813-6500.
What is Dr. Robert G. Dela Cruz's medical license number?
Dr. Dela Cruz's Michigan license number on file is 4301086225, one of the licenses on file in 2 states.
Which states has Dr. Robert G. Dela Cruz been licensed in?
Dmand AI has state licenses on file for Dr. Dela Cruz in Michigan (2005 to 2009) and California (2008 to 2027).
Which hospitals is Dr. Robert G. Dela Cruz affiliated with?
Dr. Dela Cruz practices at Antioch Medical Center in Antioch, California.
What medical group is Dr. Robert G. Dela Cruz part of?
Dr. Dela Cruz is linked to The Permanente Medical Group, Inc.
Does Dr. Robert G. Dela Cruz accept Medicare?
Yes. CMS data shows Dr. Dela Cruz billed Medicare for 43 services in 2022, and Dr. Dela Cruz accepts Medicare assignment.
How many Medicare patients does Dr. Robert G. Dela Cruz see?
CMS counts 12 Medicare patients who saw Dr. Dela Cruz in 2024, with an average age of 66.
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Is Dr. Robert G. Dela Cruz board certified?
Yes. Dr. Dela Cruz is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Robert G. Dela Cruz bill to Medicare?
In 2022, Dr. Dela Cruz's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Robert G. Dela Cruz go to medical school?
Dr. Dela Cruz graduated from St. Luke's College of Medicine in 2003.
What drugs does Dr. Robert G. Dela Cruz prescribe most?
In 2024 Medicare Part D data, Dr. Dela Cruz's most prescribed drugs by claims were Furosemide.
Has Dr. Robert G. Dela Cruz received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Dela Cruz from 1 company from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Robert G. Dela Cruz been practicing?
Dr. Dela Cruz graduated from medical school in 2003, 23 years ago.
What insurance does Dr. Robert G. Dela Cruz accept?
Dr. Dela Cruz is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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