Dr. Isabell A. Taharka, MD
- Medicare services, 2024
- 51
- Medicare patients, 2024
- 28
- Part D claims, 2024
- 150
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 380 West MacArthur Boulevard, Oakland, CA 94609
- Practice phone
- Call (510) 251-0121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Addiction Medicine & Recovery Services at Oakland Medical Center
Outpatient Addiction Treatment · Oakland, California
Find Dr. Taharka's professional email, personal email and mobile number
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Dr. Isabell A. Taharka is a hospitalist in Oakland, California
Dr. Taharka practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California.
Dr. Taharka's NPI, 1104964105, was assigned on February 2, 2007. Dr. Taharka holds California license A92627.
- NPI
- 1104964105NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365461514
- NPI enumeration date
- February 2, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 251-0121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Isabell A. Taharka practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California
Dr. Taharka's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center, at 380 West MacArthur Boulevard, Oakland, CA 94609. The practice phone is (510) 251-0121.
- Addiction Medicine & Recovery Services at Oakland Medical Center380 West MacArthur Boulevard, Oakland, CA 94609Phone(510) 251-0121
Source: Dmand AI Affiliation Data
Dr. Isabell A. Taharka is affiliated with 2 sites of care and 1 medical group
Dr. Taharka's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dr. Taharka is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Isabell A. Taharka's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Taharka practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Addiction Medicine & Recovery Services at Oakland 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. Isabell A. Taharka is one of 3,186 hospitalists in California
Hospitalist is Dr. Taharka's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Taharka is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Hospitalists near Dr. Taharka
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. Isabell A. Taharka billed Medicare for 51 services in 2024
CMS data shows 51 Medicare services from Dr. Taharka across 1 procedure code in 2024, for 28 Medicare patients. Medicare paid $3,555 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Taharka's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 852024: 5140%
Dr. Taharka compared with the California median for hospitalists, 2024
- Dr. Taharka
- California median
- Medicare services
- 51vs 43088% below
- Medicare patients
- 28vs 20186% below
- Part D claims
- 11vs 6984% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Taharka'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. Isabell A. Taharka treated 28 Medicare patients in 2024, average age 68
CMS counts 28 Medicare patients who saw Dr. Taharka in 2024. The largest group is 65 to 74, with 16 patients. 75% of them have chronic kidney disease, and 75% have diabetes. Their average risk score is 3.57, 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. Taharka's median patient age at 71, with 51% women.
Dr. Taharka's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Taharka's Medicare patients by sex, 2024
- Women1657%
- Men1243%
Chronic conditions among Dr. Taharka's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- Heart failure71%
- High cholesterol64%
- Ischemic heart disease54%
- Arthritis50%
- Mood disorders50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Taharka's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Isabell A. Taharka wrote 150 Medicare Part D claims in 2024
In 2024, Dr. Taharka wrote 150 Medicare Part D claims for 62 patients. 86% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $132 in total drug cost. In 2018, CMS named 11 claims across 1 drug.
Dr. Taharka's Part D claims by kind of drug, 2024
- Generic129 claims86%
- Brand-name21 claims14%
Dr. Taharka's most prescribed drugs by claims, 2023
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. Taharka's Part D claims, 2024
- Antibiotics14%21 of 150 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, 2018 to 2023
- 2018
- 2023
- Claims for drugs CMS names
- 2018: 112023: 11No change
Drugs named by CMS: 1 in 2023, 1 in 2018.
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. Isabell A. Taharka takes part in Medicare
Dr. Taharka 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 Dr. Isabell A. Taharka'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) |
| 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. Isabell A. Taharka
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. Isabell A. Taharka's NPI number?
Dr. Isabell A. Taharka's NPI number is 1104964105. It was assigned on February 2, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Isabell A. Taharka?
Dr. Isabell A. Taharka is a hospitalist in Oakland, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Isabell A. Taharka practice?
Dr. Taharka practices at 380 West MacArthur Boulevard, Oakland, CA 94609. Dr. Taharka's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California.
What is Dr. Isabell A. Taharka's office phone number?
The practice phone on file for Dr. Taharka is (510) 251-0121.
What is Dr. Isabell A. Taharka's medical license number?
Dr. Taharka holds California license A92627.
Which hospitals is Dr. Isabell A. Taharka affiliated with?
Dr. Taharka is affiliated with Oakland Medical Center.
What medical group is Dr. Isabell A. Taharka part of?
Dr. Taharka is linked to The Permanente Medical Group, Inc.
Does Dr. Isabell A. Taharka accept Medicare?
Yes. CMS data shows Dr. Taharka billed Medicare for 51 services in 2024, and Dr. Taharka accepts Medicare assignment.
How many Medicare patients does Dr. Isabell A. Taharka see?
CMS counts 28 Medicare patients who saw Dr. Taharka in 2024, with an average age of 68.
What services does Dr. Isabell A. Taharka bill to Medicare?
In 2024, Dr. Taharka's most billed Medicare services were hospital inpatient care (99232).
What drugs does Dr. Isabell A. Taharka prescribe most?
In 2023 Medicare Part D data, Dr. Taharka's most prescribed drugs by claims were Atorvastatin Calcium.
How long has Dr. Isabell A. Taharka been practicing?
Dr. Taharka graduated from medical school in 2000, 26 years ago.
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