Acquired Immunodeficiency SyndromeSlow Virus Diseases
Dr. Michael Stuart Gottlieb, MD
NPI1871506808
- Medicare services, 2019
- 145
- Part D claims, 2024
- 1,688
- Clinical trials
- 1
- Industry payments
- $529,885
- Affiliated sites
- 1
- Practice address
- 1500 Duarte Rd, Duarte, CA 91010
- Practice phone
- Call (800) 826-4673
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
City of Hope Comprehensive Cancer Center - Duarte
Duarte, California
Find Dr. Gottlieb's professional email, personal email and mobile number
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Dr. Michael Stuart Gottlieb is an internist in Duarte, California
Dr. Gottlieb practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.
Dr. Gottlieb's NPI, 1871506808, was assigned on August 14, 2006. Dr. Gottlieb graduated from University of Rochester Medical Center in 1973. Dr. Gottlieb's California license number on file is G34195.
NPI and contact details
- NPI
- 1871506808NPI Registry (opens in a new tab)
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Practice phone
- (800) 826-4673
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Michael Stuart Gottlieb practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California
Dr. Gottlieb's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.
- City of Hope Comprehensive Cancer Center - Duarte1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Stuart Gottlieb is affiliated with 2 sites of care and 1 medical group
Dr. Gottlieb's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. The medical group on file is Wesley Health Centers - JWCH Institute, Inc. Dmand AI also links Dr. Gottlieb to 1 more community health center, named with a free account.
City of Hope Comprehensive Cancer Center - DuartePrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Stuart Gottlieb's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gottlieb practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| City of Hope Comprehensive Cancer Center - Duarte | 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. Michael Stuart Gottlieb is one of 16,751 internists in California
Internal medicine is Dr. Gottlieb's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gottlieb is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dr. Gottlieb has a license on file in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Gottlieb
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. Michael Stuart Gottlieb billed Medicare for 145 services in 2019
CMS data shows 145 Medicare services from Dr. Gottlieb across 3 procedure codes in 2019. Medicare paid $3,443 for them. Every service was in an office.
Medicare services, 2019145
Paid by Medicare$3,443
Procedure codes3
Dr. Gottlieb's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 9102019: 8391%
- Surgery
- 2018: 5532019: 6289%
- Lab and pathology
- 2018: 3622019: 0100%
- Tests and treatments
- 2018: 652019: 0100%
- Other services
- 2018: 982019: 0100%
Dr. Gottlieb compared with the California median for internists, 2019
- Dr. Gottlieb
- California median
- Medicare services
- 145vs 36160% below
- Part D claims
- 1,031vs 4212.4 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Gottlieb's most billed Medicare procedure codes, 2019
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. Gottlieb?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gottlieb and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Stuart Gottlieb's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Gottlieb's median patient age at 55, with 21% women.
Dr. Gottlieb's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women21%
- Men79%
Source: Dmand AI Patient Panel Data
Dr. Michael Stuart Gottlieb wrote 1,688 Medicare Part D claims in 2024
In 2024, Dr. Gottlieb wrote 1,688 Medicare Part D claims for 179 patients. 70% of them were for generic drugs. CMS names the drug for 1,031 of them, across 42 drugs with 11 or more claims each, at $1,165,488 in total drug cost. In 2023, CMS named 8,676 claims across 184 drugs.
Part D claims, 20241,688
Drugs named by CMS42
Total drug cost$1.2M
Part D patients179
Dr. Gottlieb's Part D claims by kind of drug, 2024
- Generic1,174 claims70%
- Brand-name482 claims29%
- Other32 claims2%
Dr. Gottlieb'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. Gottlieb's Part D claims, 2024
- Antibiotics1%22 of 1,688 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: 8,6762024: 1,03188%
Drugs named by CMS: 42 in 2024, 184 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
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Dr. Michael Stuart Gottlieb has worked on 1 clinical trial
Dmand AI links Dr. Gottlieb to 1 clinical trial. Conditions studied include Acquired Immunodeficiency Syndrome and Slow Virus Diseases.
Conditions in Dr. Gottlieb's trials
- Acquired Immunodeficiency Syndrome
- Slow Virus Diseases
Recent clinical trials with Dr. Gottlieb
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Stuart Gottlieb received $529,885 in industry payments from 2016 to 2025
CMS Open Payments shows 1,653 general payments to Dr. Gottlieb from 56 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 70% of the total. Merck Sharp & Dohme Corporation paid the most, $230,928.
General payments to Dr. Gottlieb by program year, 2016 to 2025
General payments to Dr. Gottlieb by kind, 2016 to 2025
$529.9Kin total
- Speaker and faculty fees$372,11470%
- Consulting fees$69,64813%
- Travel and lodging$53,20010%
- Food and beverage$28,0495%
- Other$6,8731%
Companies that paid Dr. Gottlieb 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. Michael Stuart Gottlieb graduated from University of Rochester Medical Center
Dr. Gottlieb graduated from University of Rochester Medical Center in 1973. Dr. Gottlieb is a member of American Academy of HIV Medicine.
- Medical school
- Board certified in allergy & immunology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Michael Stuart Gottlieb accepts plans from 5 insurance carriers
Dr. Gottlieb is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Molina
Plan types Dr. Gottlieb accepts, by number of carriers
- Medicare5
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Michael Stuart Gottlieb'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 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 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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Michael Stuart Gottlieb
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. Michael Stuart Gottlieb's NPI number?
Dr. Michael Stuart Gottlieb's NPI number is 1871506808. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Stuart Gottlieb?
Dr. Michael Stuart Gottlieb is an internist in Duarte, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael Stuart Gottlieb practice?
Dr. Gottlieb practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Gottlieb's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. Gottlieb to 1 community health center.
What is Dr. Michael Stuart Gottlieb's office phone number?
The practice phone on file for Dr. Gottlieb is (800) 826-4673.
What is Dr. Michael Stuart Gottlieb's medical license number?
Dr. Gottlieb's California license number on file is G34195.
What medical group is Dr. Michael Stuart Gottlieb part of?
Dr. Gottlieb is linked to Wesley Health Centers - JWCH Institute, Inc.
Does Dr. Michael Stuart Gottlieb accept Medicare?
Yes. CMS data shows Dr. Gottlieb billed Medicare for 145 services in 2019.
Is Dr. Michael Stuart Gottlieb board certified?
Yes. Dr. Gottlieb is board certified in allergy & immunology by the American Board of Allergy and Immunology.
What services does Dr. Michael Stuart Gottlieb bill to Medicare?
In 2019, Dr. Gottlieb's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. Michael Stuart Gottlieb go to medical school?
Dr. Gottlieb graduated from University of Rochester Medical Center in 1973.
Show 5 more questionsShow fewer questions
What drugs does Dr. Michael Stuart Gottlieb prescribe most?
In 2024 Medicare Part D data, Dr. Gottlieb's most prescribed drugs by claims were Atorvastatin Calcium, Tivicay and Rosuvastatin Calcium.
Has Dr. Michael Stuart Gottlieb received payments from drug or device companies?
CMS Open Payments shows $529,885 in general payments to Dr. Gottlieb from 56 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Michael Stuart Gottlieb been practicing?
Dr. Gottlieb graduated from medical school in 1973, 53 years ago.
Does Dr. Michael Stuart Gottlieb do research?
Dr. Gottlieb has worked on 1 clinical trial.
What insurance does Dr. Michael Stuart Gottlieb accept?
Dr. Gottlieb is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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