Mark Gillespie, PA

  • West Hollywood, CA
  • Physician assistant
NPI1609104835PAC ID6002948502
Medicare patients, 2024
58
MIPS score, 2024
99
Hospital affiliations
2
Industry payments
$51
Medical groups
7
Practice address
8700 Beverly Blvd, Los Angeles, CA 90048
Practice phone
Call (310) 423-5000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Cedars-Sinai Medical Center

Hospital · Los Angeles, California

See all 9 affiliations

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Mark Gillespie is a physician assistant in West Hollywood, California

Mark Gillespie practices at Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System.

Mark Gillespie's NPI, 1609104835, was assigned on November 30, 2009. Mark Gillespie holds California license PA58005.

NPI and contact details
Medicare PAC ID
6002948502
NPI enumeration date
November 30, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(310) 423-5000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
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)

Mark Gillespie practices at Cedars-Sinai Medical Center in Los Angeles, California

Mark Gillespie's primary practice is Cedars-Sinai Medical Center, at 8700 Beverly Blvd, Los Angeles, CA 90048 in Los Angeles County. The practice phone is (310) 423-5000.

Source: Dmand AI Affiliation Data

Mark Gillespie is affiliated with 2 sites of care and 7 medical groups

Mark Gillespie's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Mark Gillespie is also affiliated with Jamaica Hospital Medical Center. The medical group on file is Cedars-Sinai Medical Center. Dmand AI also links Mark Gillespie to 6 more medical groups, each named with a free account.

See all 9 affiliations for Mark Gillespie

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Mark Gillespie's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mark Gillespie practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cedars-Sinai Medical CenterAvailable with a free account
+1 more site and 6 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Mark Gillespie practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Cedars-Sinai Health System and 6.2K+ hospitals, with verified contacts in the same login.

Mark Gillespie is one of 11,482 physician assistants in California

Physician assistant is Mark Gillespie's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Mark Gillespie is licensed in California.

Specialties and state licenses

  • Physician assistant, CaliforniaPrimaryLicense PA58005 · taxonomy 363A00000X

Physician assistants near Mark Gillespie

Counts of physician assistants 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

Mark Gillespie treated 58 Medicare patients in 2024, average age 72

CMS counts 58 Medicare patients who saw Mark Gillespie in 2024. The largest group is 65 to 74, with 22 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.28, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Mark Gillespie's median patient age at 66, with 20% women.

Medicare patients, 202458
Average age72
Average risk score2.28
Also on Medicaid34%

Mark Gillespie's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Mark Gillespie's Medicare patients by sex, 2024

  • Women2441%
  • Men3459%

Chronic conditions among Mark Gillespie's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Heart failure72%
  4. Atrial fibrillation59%
  5. Ischemic heart disease59%
  6. Chronic kidney disease50%
  7. Arthritis48%
  8. Diabetes41%

Share of Medicare patients with each condition. A patient can have several.

Mark Gillespie's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women20%
  • Men80%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Mark Gillespie scored 99 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Mark Gillespie for performance year 2024, reported as part of a group. Mark Gillespie accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Mark Gillespie's MIPS scores, performance year 2024

  • 99of 100Final score
  • 95of 100Quality
  • 40of 100Improvement Activities
  • 81of 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

Mark Gillespie received $51 in industry payments in 2025

CMS Open Payments shows 1 general payment to Mark Gillespie from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abiomed paid the most, $51.

Companies that paid Mark Gillespie the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Mark Gillespie

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Mark Gillespie's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Mark Gillespie

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Mark Gillespie's NPI number?

Mark Gillespie's NPI number is 1609104835. It was assigned on November 30, 2009, and it is active in the NPI Registry.

What does Mark Gillespie specialize in?

Mark Gillespie is a physician assistant in West Hollywood, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Mark Gillespie practice?

Mark Gillespie practices at 8700 Beverly Blvd, Los Angeles, CA 90048. Mark Gillespie's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Dmand AI also links Mark Gillespie to 6 medical groups.

What is Mark Gillespie's office phone number?

The practice phone on file for Mark Gillespie is (310) 423-5000.

What is Mark Gillespie's medical license number?

Mark Gillespie holds California license PA58005.

Which hospitals is Mark Gillespie affiliated with?

Mark Gillespie practices at Cedars-Sinai Medical Center in Los Angeles, California. Mark Gillespie is also affiliated with Jamaica Hospital Medical Center.

What medical group is Mark Gillespie part of?

Mark Gillespie is linked to Cedars-Sinai Medical Center. Dmand AI links Mark Gillespie to 6 more medical groups.

Does Mark Gillespie accept Medicare?

Yes. CMS lists Mark Gillespie as accepting Medicare assignment.

What is Mark Gillespie's MIPS score?

Mark Gillespie's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.

How many Medicare patients does Mark Gillespie see?

CMS counts 58 Medicare patients who saw Mark Gillespie in 2024, with an average age of 72.

Has Mark Gillespie received payments from drug or device companies?

CMS Open Payments shows $51 in general payments to Mark Gillespie from 1 company from 2025 to 2025. The largest total came from Abiomed.

How long has Mark Gillespie been practicing?

Mark Gillespie graduated from medical school in 2009, 17 years ago.

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