Dr. Lisa Merle Peck, MD
- Medicare services, 2024
- 2,004
- Medicare patients, 2024
- 417
- Part D claims, 2024
- 5,037
- Hospital affiliations
- 5
- Industry payments
- $854
- Practice address
- 251 E Huron St, Chicago, IL 60611
- Practice phone
- Call (312) 926-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Peck's professional email, personal email and mobile number
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Dr. Lisa Merle Peck is an internist in Chicago, Illinois
Dr. Peck practices at Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare.
Dr. Peck's NPI, 1679539563, was assigned on April 21, 2006. Dr. Peck graduated from Rush Medical College of Rush University in 1990. Dr. Peck holds Illinois license 036086705.
- NPI
- 1679539563NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779651823
- NPI enumeration date
- April 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (312) 926-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lisa Merle Peck practices at Northwestern Memorial Hospital in Chicago, Illinois
Dr. Peck's primary practice is Northwestern Memorial Hospital, at 251 E Huron St, Chicago, IL 60611 in Cook County. The practice phone is (312) 926-2000.
- Northwestern Memorial Hospital251 E Huron St, Chicago, IL 60611 · Cook CountyPhone(312) 926-2000
Source: Dmand AI Affiliation Data
Dr. Lisa Merle Peck is affiliated with 8 sites of care and 2 medical groups
Dr. Peck's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Dr. Peck is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Peck to 3 more hospitals, 2 home health agencies, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lisa Merle Peck's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Peck practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Memorial Hospital | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwestern Memorial HealthCare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lisa Merle Peck is one of 5,652 internists in Illinois
Internal medicine is Dr. Peck's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Peck is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Peck
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. Lisa Merle Peck billed Medicare for 2,004 services in 2024
CMS data shows 2,004 Medicare services from Dr. Peck across 16 procedure codes in 2024, for 417 Medicare patients. Medicare paid $130,920 for them. Every service was in an office.
Dr. Peck's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6712024: 7187%
- Other services
- 2023: 3772024: 55046%
- Surgery
- 2023: 4812024: 38221%
- Tests and treatments
- 2023: 1682024: 24244%
- Drugs given in the office
- 2023: 02024: 112
- Lab and pathology
- 2023: 482024: 0100%
Dr. Peck compared with the Illinois median for internists, 2024
- Dr. Peck
- Illinois median
- Medicare services
- 2,004vs 5663.5 times
- Medicare patients
- 417vs 2082.0 times
- Part D claims
- 4,313vs 28415.2 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Peck'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.
Need commercial claims for Dr. Peck?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Peck and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lisa Merle Peck treated 417 Medicare patients in 2024, average age 75
CMS counts 417 Medicare patients who saw Dr. Peck in 2024. The largest group is 65 to 74, with 202 patients. 75% of them have high cholesterol, and 61% have high blood pressure. 3% are also on Medicaid. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Peck's median patient age at 71, with 84% women.
Dr. Peck's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Peck's Medicare patients by sex, 2024
- Women36187%
- Men5613%
Chronic conditions among Dr. Peck's Medicare patients, 2024
- High cholesterol75%
- High blood pressure61%
- Arthritis50%
- Osteoporosis30%
- Anxiety28%
- Mood disorders24%
- Depression21%
- Diabetes19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Peck's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women84%
- Men16%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lisa Merle Peck wrote 5,037 Medicare Part D claims in 2024
In 2024, Dr. Peck wrote 5,037 Medicare Part D claims for 627 patients. 89% of them were for generic drugs. CMS names the drug for 4,313 of them, across 93 drugs with 11 or more claims each, at $283,814 in total drug cost. In 2023, CMS named 6,569 claims across 120 drugs.
Dr. Peck's Part D claims by kind of drug, 2024
- Generic4,461 claims89%
- Brand-name548 claims11%
- Other28 claims1%
Dr. Peck'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. Peck's Part D claims, 2024
- Opioids2%108 of 5,037 claims
- Antibiotics2%90 of 5,037 claims
- Antipsychotics, patients 65 and over0%14 of 5,037 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: 6,5692024: 4,31334%
Drugs named by CMS: 93 in 2024, 120 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
Dr. Lisa Merle Peck offers telehealth to Medicare patients
Dr. Peck accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Peck as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Lisa Merle Peck received $854 in industry payments from 2016 to 2025
CMS Open Payments shows 41 general payments to Dr. Peck from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $166.
General payments to Dr. Peck by program year, 2016 to 2025
Companies that paid Dr. Peck 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. Lisa Merle Peck graduated from Rush Medical College of Rush University
Dr. Peck graduated from Rush Medical College of Rush University in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lisa Merle Peck'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Lisa Merle Peck
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. Lisa Merle Peck's NPI number?
Dr. Lisa Merle Peck's NPI number is 1679539563. It was assigned on April 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lisa Merle Peck?
Dr. Lisa Merle Peck is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lisa Merle Peck practice?
Dr. Peck practices at 251 E Huron St, Chicago, IL 60611. Dr. Peck's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Dr. Peck to 3 hospitals, 2 home health agencies, 1 group practice or clinic and 1 medical group.
What is Dr. Lisa Merle Peck's office phone number?
The practice phone on file for Dr. Peck is (312) 926-2000.
What is Dr. Lisa Merle Peck's medical license number?
Dr. Peck holds Illinois license 036086705.
Which hospitals is Dr. Lisa Merle Peck affiliated with?
Dr. Peck practices at Northwestern Memorial Hospital in Chicago, Illinois. Dr. Peck is also affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links Dr. Peck to 3 more hospitals.
What medical group is Dr. Lisa Merle Peck part of?
Dr. Peck is linked to Northwestern Medical Faculty Foundation. Dmand AI links Dr. Peck to 1 more medical group.
Does Dr. Lisa Merle Peck accept Medicare?
Yes. CMS data shows Dr. Peck billed Medicare for 2,004 services in 2024, and Dr. Peck accepts Medicare assignment.
Does Dr. Lisa Merle Peck offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Peck as offering telehealth services.
How many Medicare patients does Dr. Lisa Merle Peck see?
CMS counts 417 Medicare patients who saw Dr. Peck in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Lisa Merle Peck bill to Medicare?
In 2024, Dr. Peck's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G0439).
Where did Dr. Lisa Merle Peck go to medical school?
Dr. Peck graduated from Rush Medical College of Rush University in 1990.
What drugs does Dr. Lisa Merle Peck prescribe most?
In 2024 Medicare Part D data, Dr. Peck's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Lisa Merle Peck received payments from drug or device companies?
CMS Open Payments shows $854 in general payments to Dr. Peck from 19 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Lisa Merle Peck been practicing?
Dr. Peck graduated from medical school in 1990, 36 years ago.
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