Dr. Rebecca M. Lekim, DO
- Medicare services, 2024
- 831
- Medicare patients, 2024
- 408
- Part D claims, 2024
- 352
- Hospital affiliations
- 1
- Industry payments
- $286
- Practice address
- 20103 Lake Chabot Road, Castro Valley, CA 94546
- Practice phone
- Call (510) 537-1234
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lekim's professional email, personal email and mobile number
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Dr. Rebecca M. Lekim is a hospitalist in Castro Valley, California
Dr. Lekim practices at Sutter Eden Medical Center in Castro Valley, California, part of Sutter Health.
Dr. Lekim's NPI, 1780079509, was assigned on March 30, 2015. Dr. Lekim graduated from WesternU College of Osteopathic Medicine of the Pacific in 2015. Dr. Lekim holds California license 20A15015.
- NPI
- 1780079509NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820349905
- NPI enumeration date
- March 30, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 537-1234
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rebecca M. Lekim practices at Sutter Eden Medical Center in Castro Valley, California
Dr. Lekim's primary practice is Sutter Eden Medical Center, at 20103 Lake Chabot Road, Castro Valley, CA 94546 in Alameda County. The practice phone is (510) 537-1234.
- Sutter Eden Medical Center20103 Lake Chabot Road, Castro Valley, CA 94546 · Alameda CountyPhone(510) 537-1234
Source: Dmand AI Affiliation Data
Dr. Rebecca M. Lekim is affiliated with 3 sites of care and 2 medical groups
Dr. Lekim's primary practice is Sutter Eden Medical Center in Castro Valley, California, part of Sutter Health. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Lekim to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rebecca M. Lekim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lekim practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Eden Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Rebecca M. Lekim is one of 3,186 hospitalists in California
Hospitalist is Dr. Lekim's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Lekim is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lekim is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists acute respiratory failure, bile duct problems, cellulitis, chest pain, collapsed lung, congestive heart failure, electrolyte disorders and gastrointestinal bleeding among the conditions Dr. Lekim treats.
Hospitalists near Dr. Lekim
Counts of hospitalists 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. Rebecca M. Lekim billed Medicare for 831 services in 2024
CMS data shows 831 Medicare services from Dr. Lekim across 5 procedure codes in 2024, for 408 Medicare patients. Medicare paid $85,976 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lekim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4622024: 83180%
- Other services
- 2023: 152024: 0100%
Dr. Lekim compared with the California median for hospitalists, 2024
- Dr. Lekim
- California median
- Medicare services
- 831vs 43093% above
- Medicare patients
- 408vs 2012.0 times
- Part D claims
- 87vs 6926% above
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Lekim'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rebecca M. Lekim treated 408 Medicare patients in 2024, average age 77
CMS counts 408 Medicare patients who saw Dr. Lekim in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 61% are also on Medicaid. Their average risk score is 2.64, 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. Lekim's median patient age at 67, with 47% women.
Dr. Lekim's Medicare patients by age, 2024
Dr. Lekim's Medicare patients by sex, 2024
- Women20149%
- Men20751%
Chronic conditions among Dr. Lekim's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes53%
- Chronic kidney disease51%
- Arthritis48%
- Heart failure46%
- Ischemic heart disease44%
- Mood disorders40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lekim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women47%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rebecca M. Lekim wrote 352 Medicare Part D claims in 2024
In 2024, Dr. Lekim wrote 352 Medicare Part D claims for 125 patients. 81% of them were for generic drugs. CMS names the drug for 87 of them, across 5 drugs with 11 or more claims each, at $711 in total drug cost. In 2023, CMS named 42 claims across 3 drugs.
Dr. Lekim's Part D claims by kind of drug, 2024
- Generic286 claims81%
- Brand-name and other66 claims19%
Dr. Lekim'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. Lekim's Part D claims, 2024
- Opioids7%24 of 352 claims
- Antibiotics17%60 of 352 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: 422024: 87107%
Drugs named by CMS: 5 in 2024, 3 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. Rebecca M. Lekim takes part in Medicare
Dr. Lekim 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. Rebecca M. Lekim received $286 in industry payments from 2017 to 2018
CMS Open Payments shows 6 general payments to Dr. Lekim from 4 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 92% of the total. Gilead Sciences, Inc. paid the most, $213.
General payments to Dr. Lekim by program year, 2017 to 2018
General payments to Dr. Lekim by kind, 2017 to 2018
- Food and beverage$26292%
- Speaker and faculty fees$248%
Companies that paid Dr. Lekim the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rebecca M. Lekim graduated from WesternU College of Osteopathic Medicine of the Pacific
Dr. Lekim graduated from WesternU College of Osteopathic Medicine of the Pacific in 2015.
- Medical school
- Board certified in internal medicine
- Board certified in 2016 - 2026
Source: Dmand AI Professional Profile Data
Dr. Rebecca M. Lekim accepts plans from 11 insurance carriers
Dr. Lekim is in network with 11 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Aetna
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Lekim accepts, by number of carriers
- PPO7
- HMO6
- EPO3
- Medicare2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Rebecca M. Lekim'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. Rebecca M. Lekim
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. Rebecca M. Lekim's NPI number?
Dr. Rebecca M. Lekim's NPI number is 1780079509. It was assigned on March 30, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Rebecca M. Lekim?
Dr. Rebecca M. Lekim is a hospitalist in Castro Valley, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Rebecca M. Lekim practice?
Dr. Lekim practices at 20103 Lake Chabot Road, Castro Valley, CA 94546. Dr. Lekim's primary practice is Sutter Eden Medical Center in Castro Valley, California, part of Sutter Health. Dmand AI also links Dr. Lekim to 2 group practices and clinics and 1 medical group.
What is Dr. Rebecca M. Lekim's office phone number?
The practice phone on file for Dr. Lekim is (510) 537-1234.
What is Dr. Rebecca M. Lekim's medical license number?
Dr. Lekim holds California license 20A15015.
Which hospitals is Dr. Rebecca M. Lekim affiliated with?
Dr. Lekim practices at Sutter Eden Medical Center in Castro Valley, California.
What medical group is Dr. Rebecca M. Lekim part of?
Dr. Lekim is linked to Palo Alto Foundation Medical Group. Dmand AI links Dr. Lekim to 1 more medical group.
Does Dr. Rebecca M. Lekim accept Medicare?
Yes. CMS data shows Dr. Lekim billed Medicare for 831 services in 2024, and Dr. Lekim accepts Medicare assignment.
How many Medicare patients does Dr. Rebecca M. Lekim see?
CMS counts 408 Medicare patients who saw Dr. Lekim in 2024, with an average age of 77.
Is Dr. Rebecca M. Lekim board certified?
Yes. Dr. Lekim is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Rebecca M. Lekim bill to Medicare?
In 2024, Dr. Lekim's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Where did Dr. Rebecca M. Lekim go to medical school?
Dr. Lekim graduated from WesternU College of Osteopathic Medicine of the Pacific in 2015.
What drugs does Dr. Rebecca M. Lekim prescribe most?
In 2024 Medicare Part D data, Dr. Lekim's most prescribed drugs by claims were Atorvastatin Calcium, Amoxicillin-Clavulanate Potass and Hydrocodone-Acetaminophen.
Has Dr. Rebecca M. Lekim received payments from drug or device companies?
CMS Open Payments shows $286 in general payments to Dr. Lekim from 4 companies from 2017 to 2018. The largest total came from Gilead Sciences, Inc.
How long has Dr. Rebecca M. Lekim been practicing?
Dr. Lekim graduated from medical school in 2015, 11 years ago.
What insurance does Dr. Rebecca M. Lekim accept?
Dr. Lekim is in network with 11 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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