Dr. Isaac Eisenstein, MD
- Medicare services, 2024
- 1,773
- Medicare patients, 2024
- 556
- Part D claims, 2024
- 2,480
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 3650 E South St, Lakewood, CA 90712
- Practice phone
- Call (562) 531-1980
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prohealth Partners, a Medical Group, Inc.
Lakewood, California
Find Dr. Eisenstein'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. Isaac Eisenstein is a cardiologist in Lakewood, California
Dr. Eisenstein practices at Prohealth Partners, a Medical Group, Inc. in Lakewood, California.
Dr. Eisenstein's NPI, 1780649830, was assigned on April 20, 2006. Dr. Eisenstein graduated from Universidad del Valle Health Sciences in 1968. Dr. Eisenstein holds California license A31303.
- NPI
- 1780649830NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759354087
- NPI enumeration date
- April 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 531-1980
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 84
- Medical school graduation
- 1968
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Isaac Eisenstein practices at Prohealth Partners, a Medical Group, Inc. in Lakewood, California
Dr. Eisenstein's primary practice is Prohealth Partners, a Medical Group, Inc., at 3650 E South St, Lakewood, CA 90712 in Los Angeles County. The practice phone is (562) 531-1980.
- Prohealth Partners, a Medical Group, Inc.3650 E South St, Lakewood, CA 90712 · Los Angeles CountyPhone(562) 531-1980
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Isaac Eisenstein is affiliated with 6 sites of care and 2 medical groups
Dr. Eisenstein's primary practice is Prohealth Partners, a Medical Group, Inc. in Lakewood, California. Dr. Eisenstein is also affiliated with UCI Health - Lakewood. The medical group on file is ProHealth Partners. Dmand AI also links Dr. Eisenstein to 1 more hospital, 2 group practices and clinics, 1 physician office and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Isaac Eisenstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Eisenstein practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prohealth Partners, a Medical Group, Inc. | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Isaac Eisenstein is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Eisenstein's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Eisenstein is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Eisenstein's licenses on file in 3 states: California, Ohio and Pennsylvania.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
- Ohio license
- Pennsylvania license
Clinical focus
Dmand AI lists angioplasty, atrial fibrillation and flutter, cardiac catheterization, cardiomyopathy, chronic hypertension, chronic skin ulcer, coronary artery disease and deep vein thrombosis (DVT) among the conditions Dr. Eisenstein treats.
Cardiologists near Dr. Eisenstein
Counts of cardiologists 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. Isaac Eisenstein billed Medicare for 1,773 services in 2024
CMS data shows 1,773 Medicare services from Dr. Eisenstein across 17 procedure codes in 2024, for 556 Medicare patients. Medicare paid $107,862 for them.
Dr. Eisenstein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,0612024: 76228%
- Office and hospital visits
- 2023: 7302024: 6925%
- Other services
- 2023: 302024: 239697%
- Drugs given in the office
- 2023: 602024: 647%
- Imaging
- 2023: 302024: 1647%
Where Dr. Eisenstein's Medicare services took place, 2024
- In an office94253%
- In a facility83147%
Dr. Eisenstein compared with the California median for cardiologists, 2024
- Dr. Eisenstein
- California median
- Medicare services
- 1,773vs 1,56014% above
- Medicare patients
- 556vs 64414% below
- Part D claims
- 2,259vs 1,41060% above
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Eisenstein'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. Eisenstein?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Eisenstein and other cardiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Isaac Eisenstein treated 556 Medicare patients in 2024, average age 74
CMS counts 556 Medicare patients who saw Dr. Eisenstein in 2024. The largest group is 65 to 74, with 192 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 69% are also on Medicaid. Their average risk score is 2.96, 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. Eisenstein's median patient age at 67, with 57% women.
Dr. Eisenstein's Medicare patients by age, 2024
Dr. Eisenstein's Medicare patients by sex, 2024
- Women31456%
- Men24244%
Chronic conditions among Dr. Eisenstein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes64%
- Chronic kidney disease56%
- Arthritis52%
- Ischemic heart disease51%
- Heart failure50%
- Mood disorders38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Eisenstein'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
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Isaac Eisenstein wrote 2,480 Medicare Part D claims in 2024
In 2024, Dr. Eisenstein wrote 2,480 Medicare Part D claims for 569 patients. 78% of them were for generic drugs. CMS names the drug for 2,259 of them, across 41 drugs with 11 or more claims each, at $514,597 in total drug cost. In 2023, CMS named 2,122 claims across 37 drugs.
Dr. Eisenstein's Part D claims by kind of drug, 2024
- Generic1,939 claims78%
- Brand-name541 claims22%
Dr. Eisenstein'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,1222024: 2,2596%
Drugs named by CMS: 41 in 2024, 37 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. Isaac Eisenstein takes part in Medicare
Dr. Eisenstein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Isaac Eisenstein has 1 publication on record
Dmand AI links 1 paper to Dr. Eisenstein.
Recent publications by Dr. Eisenstein
See who Dr. Eisenstein researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Eisenstein works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Isaac Eisenstein received $21,717 in industry payments from 2016 to 2025
CMS Open Payments shows 902 general payments to Dr. Eisenstein from 48 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Janssen Pharmaceuticals, Inc paid the most, $3,446.
General payments to Dr. Eisenstein by program year, 2016 to 2025
General payments to Dr. Eisenstein by kind, 2016 to 2025
- Food and beverage$21,24298%
- Travel and lodging$3802%
- Education$940%
Companies that paid Dr. Eisenstein the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Isaac Eisenstein has 1 award and honors on record
Dmand AI lists 1 award for Dr. Eisenstein.
Awards and honors for Dr. Eisenstein
- Undated
- ACC Fellow
Source: Dmand AI Professional Profile Data
Dr. Isaac Eisenstein graduated from Universidad del Valle Health Sciences
Dr. Eisenstein graduated from Universidad del Valle Health Sciences in 1968. Dr. Eisenstein is a member of ACC.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Isaac Eisenstein accepts plans from 15 insurance carriers
Dr. Eisenstein is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- LA Care
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Eisenstein accepts, by number of carriers
- Medicare10
- PPO8
- HMO7
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Isaac Eisenstein'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 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)Doctors and Clinicians Utilization Data (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Isaac Eisenstein
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. Isaac Eisenstein's NPI number?
Dr. Isaac Eisenstein's NPI number is 1780649830. It was assigned on April 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Isaac Eisenstein?
Dr. Isaac Eisenstein is a cardiologist in Lakewood, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Isaac Eisenstein practice?
Dr. Eisenstein practices at 3650 E South St, Lakewood, CA 90712. Dr. Eisenstein's primary practice is Prohealth Partners, a Medical Group, Inc. in Lakewood, California. Dmand AI also links Dr. Eisenstein to 1 hospital, 2 group practices and clinics, 1 physician office and 1 medical group.
What is Dr. Isaac Eisenstein's office phone number?
The practice phone on file for Dr. Eisenstein is (562) 531-1980.
What is Dr. Isaac Eisenstein's medical license number?
Dr. Eisenstein holds California license A31303, one of the licenses on file in 3 states.
Which states has Dr. Isaac Eisenstein been licensed in?
Dmand AI has state licenses on file for Dr. Eisenstein in California (1977 to 2027), Ohio (1976 to 2000) and Pennsylvania (1974 to 1984).
Which hospitals is Dr. Isaac Eisenstein affiliated with?
Dr. Eisenstein is affiliated with UCI Health - Lakewood. Dmand AI links Dr. Eisenstein to 1 more hospital.
What medical group is Dr. Isaac Eisenstein part of?
Dr. Eisenstein is linked to ProHealth Partners. Dmand AI links Dr. Eisenstein to 1 more medical group.
Does Dr. Isaac Eisenstein accept Medicare?
Yes. CMS data shows Dr. Eisenstein billed Medicare for 1,773 services in 2024, and Dr. Eisenstein accepts Medicare assignment.
How many Medicare patients does Dr. Isaac Eisenstein see?
CMS counts 556 Medicare patients who saw Dr. Eisenstein in 2024, with an average age of 74.
Show 8 more questionsShow fewer questions
Is Dr. Isaac Eisenstein board certified?
Yes. Dr. Eisenstein is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Isaac Eisenstein bill to Medicare?
In 2024, Dr. Eisenstein's most billed Medicare services were heart test or procedure (93010), office visit, established patient (99214) and hospital inpatient care (99233).
Where did Dr. Isaac Eisenstein go to medical school?
Dr. Eisenstein graduated from Universidad del Valle Health Sciences in 1968.
What drugs does Dr. Isaac Eisenstein prescribe most?
In 2024 Medicare Part D data, Dr. Eisenstein's most prescribed drugs by claims were Amlodipine Besylate, Eliquis and Carvedilol.
Has Dr. Isaac Eisenstein received payments from drug or device companies?
CMS Open Payments shows $21,717 in general payments to Dr. Eisenstein from 48 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Isaac Eisenstein been practicing?
Dr. Eisenstein graduated from medical school in 1968, 58 years ago.
Does Dr. Isaac Eisenstein do research?
Dmand AI links 1 publication to Dr. Eisenstein.
What insurance does Dr. Isaac Eisenstein accept?
Dr. Eisenstein is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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