Dr. Jeannette Marcelle Guziel, MD
- Part D claims, 2024
- 1,083
- Hospital affiliations
- 2
- Industry payments
- $125
- Medical group
- 1
- Insurance carriers
- 1
- Practice address
- 4867 Sunset Blvd, Los Angeles, CA 90027
- Practice phone
- Call (323) 783-4011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Guziel's professional email, personal email and mobile number
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Dr. Jeannette Marcelle Guziel is an internist in Los Angeles, California
Dr. Guziel practices at Kaiser Permanente Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente.
Dr. Guziel's NPI, 1235365982, was assigned on June 9, 2009. Dr. Guziel graduated from Lewis Katz School of Medicine in 2009. Dr. Guziel's Pennsylvania license number on file is MT195885.
- NPI
- 1235365982NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284881699
- NPI enumeration date
- June 9, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 783-4011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jeannette Marcelle Guziel practices at Kaiser Permanente Los Angeles Medical Center in Los Angeles, California
Dr. Guziel's primary practice is Kaiser Permanente Los Angeles Medical Center, at 4867 Sunset Blvd, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (323) 783-4011.
- Kaiser Permanente Los Angeles Medical Center4867 Sunset Blvd, Los Angeles, CA 90027 · Los Angeles CountyPhone(323) 783-4011
Source: Dmand AI Affiliation Data
Dr. Jeannette Marcelle Guziel is affiliated with 2 sites of care and 1 medical group
Dr. Guziel's primary practice is Kaiser Permanente Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. Dr. Guziel is also affiliated with Temple University Hospital. The medical group on file is Southern California Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jeannette Marcelle Guziel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guziel practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Los Angeles 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. Jeannette Marcelle Guziel is one of 16,751 internists in California
Internal medicine is Dr. Guziel's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Guziel is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Guziel's licenses on file in 3 states: Pennsylvania, California and New York.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
- California license
- New York license
Internists near Dr. Guziel
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. Jeannette Marcelle Guziel's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Guziel's median patient age at 67, with 56% women.
Dr. Guziel'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
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Jeannette Marcelle Guziel wrote 1,083 Medicare Part D claims in 2024
In 2024, Dr. Guziel wrote 1,083 Medicare Part D claims for 226 patients. 77% of them were for generic drugs. CMS names the drug for 888 of them, across 25 drugs with 11 or more claims each, at $1,437,652 in total drug cost. In 2023, CMS named 693 claims across 16 drugs.
Dr. Guziel's Part D claims by kind of drug, 2024
- Generic835 claims77%
- Brand-name248 claims23%
Dr. Guziel'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. Guziel's Part D claims, 2024
- Opioids2%26 of 1,083 claims
- Antibiotics2%21 of 1,083 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: 6932024: 88828%
Drugs named by CMS: 25 in 2024, 16 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. Jeannette Marcelle Guziel takes part in Medicare
Dr. Guziel 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)
For MedTech and pharma teams
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Dr. Jeannette Marcelle Guziel received $125 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Guziel from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Millennium Pharmaceuticals, Inc. paid the most, $125.
Companies that paid Dr. Guziel the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jeannette Marcelle Guziel graduated from Lewis Katz School of Medicine
Dr. Guziel graduated from Lewis Katz School of Medicine in 2009.
- Medical school
- Board certified in hematology
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Jeannette Marcelle Guziel accepts plans from 1 insurance carrier
Dr. Guziel is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Guziel accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jeannette Marcelle Guziel'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 Data |
| 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. Jeannette Marcelle Guziel
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. Jeannette Marcelle Guziel's NPI number?
Dr. Jeannette Marcelle Guziel's NPI number is 1235365982. It was assigned on June 9, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeannette Marcelle Guziel?
Dr. Jeannette Marcelle Guziel is an internist in Los Angeles, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jeannette Marcelle Guziel practice?
Dr. Guziel practices at 4867 Sunset Blvd, Los Angeles, CA 90027. Dr. Guziel's primary practice is Kaiser Permanente Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente.
What is Dr. Jeannette Marcelle Guziel's office phone number?
The practice phone on file for Dr. Guziel is (323) 783-4011.
What is Dr. Jeannette Marcelle Guziel's medical license number?
Dr. Guziel's Pennsylvania license number on file is MT195885, one of the licenses on file in 3 states.
Which states has Dr. Jeannette Marcelle Guziel been licensed in?
Dmand AI has state licenses on file for Dr. Guziel in Pennsylvania (2012 to 2022), California (2016 to 2025) and New York (2013 to 2016).
Which hospitals is Dr. Jeannette Marcelle Guziel affiliated with?
Dr. Guziel practices at Kaiser Permanente Los Angeles Medical Center in Los Angeles, California. Dr. Guziel is also affiliated with Temple University Hospital.
What medical group is Dr. Jeannette Marcelle Guziel part of?
Dr. Guziel is linked to Southern California Permanente Medical Group.
Does Dr. Jeannette Marcelle Guziel accept Medicare?
Yes. CMS lists Dr. Guziel as accepting Medicare assignment.
Is Dr. Jeannette Marcelle Guziel board certified?
Yes. Dr. Guziel is board certified in hematology by the American Board of Internal Medicine.
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Where did Dr. Jeannette Marcelle Guziel go to medical school?
Dr. Guziel graduated from Lewis Katz School of Medicine in 2009.
What drugs does Dr. Jeannette Marcelle Guziel prescribe most?
In 2024 Medicare Part D data, Dr. Guziel's most prescribed drugs by claims were Letrozole, Anastrozole and Dexamethasone.
Has Dr. Jeannette Marcelle Guziel received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Dr. Guziel from 1 company from 2016 to 2016. The largest total came from Millennium Pharmaceuticals, Inc.
How long has Dr. Jeannette Marcelle Guziel been practicing?
Dr. Guziel graduated from medical school in 2009, 17 years ago.
What insurance does Dr. Jeannette Marcelle Guziel accept?
Dr. Guziel is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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