Dr. Robert S. Isaak, DO

  • Chapel Hill, NC
  • Anesthesiologist
NPI1104020692PAC ID8628247244
Medicare services, 2024
63
Medicare patients, 2024
171
Hospital affiliations
1
Industry payments
$8,916
Medical groups
2
Practice address
101 Manning Drive, Chapel Hill, NC 27514
Practice phone
Call (919) 966-4141
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UNC Hospitals

Hospital · Chapel Hill, North Carolina

See all 5 affiliations

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Dr. Robert S. Isaak is an anesthesiologist in Chapel Hill, North Carolina

Dr. Isaak practices at UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System.

Dr. Isaak's NPI, 1104020692, was assigned on June 11, 2007. Dr. Isaak holds North Carolina license 2011-00659.

NPI and contact details
Medicare PAC ID
8628247244
NPI enumeration date
June 11, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(919) 966-4141
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
45
Medical school graduation
2007

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Robert S. Isaak practices at UNC Hospitals in Chapel Hill, North Carolina

Dr. Isaak's primary practice is UNC Hospitals, at 101 Manning Drive, Chapel Hill, NC 27514 in Orange County. The practice phone is (919) 966-4141.

  • UNC Hospitals
    101 Manning Drive, Chapel Hill, NC 27514 · Orange CountyPhone(919) 966-4141

Source: Dmand AI Affiliation Data

Dr. Robert S. Isaak is affiliated with 3 sites of care and 2 medical groups

Dr. Isaak's primary practice is UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System. The medical group on file is UNC Faculty Physicians. Dmand AI also links Dr. Isaak to 1 more group practice or clinic, 1 therapy and rehab clinic and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Isaak

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

Dmand AI tracks the EHR system at Dr. Robert S. Isaak's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Isaak practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UNC HospitalsAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Robert S. Isaak is one of 1,269 anesthesiologists in North Carolina

Anesthesiology is Dr. Isaak's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Isaak is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Isaak is licensed in North Carolina.

Specialties and state licenses

  • Anesthesiology, North CarolinaPrimaryLicense 2011-00659 · taxonomy 207L00000X

Anesthesiologists near Dr. Isaak

Counts of anesthesiologists 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. Robert S. Isaak billed Medicare for 63 services in 2024

CMS data shows 63 Medicare services from Dr. Isaak across 3 procedure codes in 2024, for 171 Medicare patients. Medicare paid $2,544 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202463
Medicare patients171
Paid by Medicare$2,544
Procedure codes3

Dr. Isaak's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Anesthesia
2023: 712024: 3255%
Surgery
2023: 222024: 3141%

Dr. Isaak compared with the North Carolina median for anesthesiologists, 2024

  • Dr. Isaak
  • North Carolina median
Medicare services
63vs 11344% below
Medicare patients
171vs 19713% below

Medians across 1,251 anesthesiologists in North Carolina with Dmand AI profiles that report each measure.

Dr. Isaak'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.

See all procedures by Dr. Isaak

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Isaak and other anesthesiologists in North Carolina.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Robert S. Isaak treated 171 Medicare patients in 2024, average age 72

CMS counts 171 Medicare patients who saw Dr. Isaak in 2024. The largest group is 65 to 74, with 69 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.32, 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. Isaak's median patient age at 70, with 55% women.

Medicare patients, 2024171
Average age72
Average risk score2.32
Also on Medicaid24%

Dr. Isaak's Medicare patients by age, 2024

Dr. Isaak's Medicare patients by sex, 2024

  • Women9857%
  • Men7343%

Chronic conditions among Dr. Isaak's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis60%
  4. Ischemic heart disease50%
  5. Diabetes46%
  6. Chronic kidney disease44%
  7. Anxiety37%
  8. Heart failure35%

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

Dr. Isaak's 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

  • Women55%
  • Men44%

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

How Dr. Robert S. Isaak takes part in Medicare

Dr. Isaak 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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Dr. Robert S. Isaak received $8,916 in industry payments from 2017 to 2025

CMS Open Payments shows 13 general payments to Dr. Isaak from 4 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 73% of the total. Pacira Pharmaceuticals Incorporated paid the most, $8,697.

General payments to Dr. Isaak by program year, 2017 to 2025

General payments to Dr. Isaak by kind, 2017 to 2025

$8.9Kin total
  • Speaker and faculty fees$6,50073%
  • Travel and lodging$2,19725%
  • Consulting fees$1001%
  • Food and beverage$751%
  • Education$440%

Companies that paid Dr. Isaak the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Isaak

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

Dr. Robert S. Isaak is board certified in anesthesiology

  1. Board certified in anesthesiologyAmerican Board of Anesthesiology

Source: Dmand AI Professional Profile Data

Sources for Dr. Robert S. Isaak'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 services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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 Dr. Robert S. Isaak

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. Robert S. Isaak's NPI number?

Dr. Robert S. Isaak's NPI number is 1104020692. It was assigned on June 11, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert S. Isaak?

Dr. Robert S. Isaak is an anesthesiologist in Chapel Hill, North Carolina. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does Dr. Robert S. Isaak practice?

Dr. Isaak practices at 101 Manning Drive, Chapel Hill, NC 27514. Dr. Isaak's primary practice is UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System. Dmand AI also links Dr. Isaak to 1 group practice or clinic, 1 therapy and rehab clinic and 1 medical group.

What is Dr. Robert S. Isaak's office phone number?

The practice phone on file for Dr. Isaak is (919) 966-4141.

What is Dr. Robert S. Isaak's medical license number?

Dr. Isaak holds North Carolina license 2011-00659.

Which hospitals is Dr. Robert S. Isaak affiliated with?

Dr. Isaak practices at UNC Hospitals in Chapel Hill, North Carolina.

What medical group is Dr. Robert S. Isaak part of?

Dr. Isaak is linked to UNC Faculty Physicians. Dmand AI links Dr. Isaak to 1 more medical group.

Does Dr. Robert S. Isaak accept Medicare?

Yes. CMS data shows Dr. Isaak billed Medicare for 63 services in 2024, and Dr. Isaak accepts Medicare assignment.

How many Medicare patients does Dr. Robert S. Isaak see?

CMS counts 171 Medicare patients who saw Dr. Isaak in 2024, with an average age of 72.

Is Dr. Robert S. Isaak board certified?

Yes. Dr. Isaak is board certified in anesthesiology by the American Board of Anesthesiology.

Show 3 more questionsShow fewer questions

What services does Dr. Robert S. Isaak bill to Medicare?

In 2024, Dr. Isaak's most billed Medicare services were surgery: heart and blood vessels (36620), anesthesia (00142) and anesthesia (00731).

Has Dr. Robert S. Isaak received payments from drug or device companies?

CMS Open Payments shows $8,916 in general payments to Dr. Isaak from 4 companies from 2017 to 2025. The largest total came from Pacira Pharmaceuticals Incorporated.

How long has Dr. Robert S. Isaak been practicing?

Dr. Isaak graduated from medical school in 2007, 19 years ago.

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