Dr. Nicole K. Williams, MD
- Medicare services, 2024
- 485
- Medicare patients, 2024
- 173
- Part D claims, 2024
- 187
- MIPS score, 2024
- 89
- Hospital affiliations
- 2
- Practice address
- 18321 Clark Street, Tarzana, CA 91356
- Practice phone
- Call (818) 881-0800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Williams' 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. Nicole K. Williams is a hospitalist in Tarzana, California
Dr. Williams practices at Providence Cedars-Sinai Tarzana Medical Center in Tarzana, California, part of Providence Health & Services.
Dr. Williams' NPI, 1104183508, was assigned on April 23, 2012. Dr. Williams graduated from Tufts University School Of Medicine in 2012. Dr. Williams' California license number on file is A129119.
- NPI
- 1104183508NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587975735
- NPI enumeration date
- April 23, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 881-0800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nicole K. Williams practices at Providence Cedars-Sinai Tarzana Medical Center in Tarzana, California
Dr. Williams' primary practice is Providence Cedars-Sinai Tarzana Medical Center, at 18321 Clark Street, Tarzana, CA 91356 in Los Angeles County. The practice phone is (818) 881-0800.
- Providence Cedars-Sinai Tarzana Medical Center18321 Clark Street, Tarzana, CA 91356 · Los Angeles CountyPhone(818) 881-0800
Source: Dmand AI Affiliation Data
Dr. Nicole K. Williams is affiliated with 2 sites of care and 1 medical group
Dr. Williams' primary practice is Providence Cedars-Sinai Tarzana Medical Center in Tarzana, California, part of Providence Health & Services. Dr. Williams is also affiliated with Cedars-Sinai Medical Center. The medical group on file is Cedars-Sinai Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nicole K. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence Cedars-Sinai Tarzana 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. Nicole K. Williams is one of 3,186 hospitalists in California
Hospitalist is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Williams is board certified in internal medicine by the American Board of Internal Medicine. Dr. Williams has a license on file in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists cardiac arrhythmia, cellulitis, chest pain, congestive heart failure, electrolyte disorders, gastrointestinal bleeding, gastrointestinal inflammation and heart attack among the conditions Dr. Williams treats.
Hospitalists near Dr. Williams
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. Nicole K. Williams billed Medicare for 485 services in 2024
CMS data shows 485 Medicare services from Dr. Williams across 4 procedure codes in 2024, for 173 Medicare patients. Medicare paid $46,453 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5352024: 4859%
Dr. Williams compared with the California median for hospitalists, 2024
- Dr. Williams
- California median
- Medicare services
- 485vs 43013% above
- Medicare patients
- 173vs 20114% below
- Part D claims
- 11vs 6984% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Williams' 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. Nicole K. Williams treated 173 Medicare patients in 2024, average age 81
CMS counts 173 Medicare patients who saw Dr. Williams in 2024. The largest group is 75 to 84, with 75 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 2.47, 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. Williams' median patient age at 70, with 49% women.
Dr. Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Williams' Medicare patients by sex, 2024
- Women9454%
- Men7946%
Chronic conditions among Dr. Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis73%
- Ischemic heart disease57%
- Chronic kidney disease54%
- Diabetes48%
- Heart failure48%
- Mood disorders48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nicole K. Williams wrote 187 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 187 Medicare Part D claims for 86 patients. 89% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $52 in total drug cost. In 2021, CMS named 52 claims across 4 drugs.
Dr. Williams' Part D claims by kind of drug, 2024
- Generic167 claims89%
- Brand-name20 claims11%
Dr. Williams' 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. Williams' Part D claims, 2024
- Opioids11%20 of 187 claims
- Antibiotics19%36 of 187 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, 2021 to 2024
- 2021
- 2024
- Claims for drugs CMS names
- 2021: 522024: 1179%
Drugs named by CMS: 1 in 2024, 4 in 2021.
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
Dr. Nicole K. Williams scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Williams for performance year 2024, reported as part of a group. Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Williams' MIPS scores, performance year 2024
- 89of 100Final score
- 84.8of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Nicole K. Williams graduated from Tufts University School Of Medicine
Dr. Williams graduated from Tufts University School Of Medicine in 2012.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Nicole K. Williams accepts plans from 2 insurance carriers
Dr. Williams is in network with 2 carriers, including Blue Cross Blue Shield of Michigan and CMS Medicare. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- CMS Medicare
Plan types Dr. Williams accepts, by number of carriers
- HMO1
- Medicare1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Nicole K. Williams'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)Clinician Public Reporting: Overall MIPS Performance (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. Nicole K. Williams
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. Nicole K. Williams' NPI number?
Dr. Nicole K. Williams' NPI number is 1104183508. It was assigned on April 23, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicole K. Williams?
Dr. Nicole K. Williams is a hospitalist in Tarzana, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Nicole K. Williams practice?
Dr. Williams practices at 18321 Clark Street, Tarzana, CA 91356. Dr. Williams' primary practice is Providence Cedars-Sinai Tarzana Medical Center in Tarzana, California, part of Providence Health & Services.
What is Dr. Nicole K. Williams' office phone number?
The practice phone on file for Dr. Williams is (818) 881-0800.
What is Dr. Nicole K. Williams' medical license number?
Dr. Williams' California license number on file is A129119.
Which hospitals is Dr. Nicole K. Williams affiliated with?
Dr. Williams practices at Providence Cedars-Sinai Tarzana Medical Center in Tarzana, California. Dr. Williams is also affiliated with Cedars-Sinai Medical Center.
What medical group is Dr. Nicole K. Williams part of?
Dr. Williams is linked to Cedars-Sinai Medical Group.
Does Dr. Nicole K. Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 485 services in 2024, and Dr. Williams accepts Medicare assignment.
What is Dr. Nicole K. Williams' MIPS score?
Dr. Williams' MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Nicole K. Williams see?
CMS counts 173 Medicare patients who saw Dr. Williams in 2024, with an average age of 81.
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Is Dr. Nicole K. Williams board certified?
Yes. Dr. Williams is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Nicole K. Williams bill to Medicare?
In 2024, Dr. Williams' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Where did Dr. Nicole K. Williams go to medical school?
Dr. Williams graduated from Tufts University School Of Medicine in 2012.
What drugs does Dr. Nicole K. Williams prescribe most?
In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Pantoprazole Sodium.
How long has Dr. Nicole K. Williams been practicing?
Dr. Williams graduated from medical school in 2012, 14 years ago.
What insurance does Dr. Nicole K. Williams accept?
Dr. Williams is in network with 2 carriers, including Blue Cross Blue Shield of Michigan and CMS Medicare. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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