Brook Marie Anderson , PA
Physician Assistant • Chicago, IL
1969 W Ogden Ave
Chicago, IL 606123765
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
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Brook Anderson is listed in NPPES under Physician Assistant.
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NPI assigned on December 12, 2019; this date does not establish years in practice.
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Published CMS data list 64 Original Medicare Part B services in 2023.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2023. Published rows only; this is not a quality measure.
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Published Part B service records, 2023:
- 99231 — Subsequent hospital care with straightforward or low level of medical decision making, per day: 34 service units.
- 99232 — Subsequent hospital care with moderate levelof medical decision making: 30 service units.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2023. Units differ by code; these are not visits or a measure of quality.
CPT® only copyright 2022 American Medical Association. All rights reserved. Service names are shortened from CPT Consumer Friendly Descriptors (CMS data, 2023). CPT notice
See the full table · Guide: How to read Medicare Part B data
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Medicare Part B services went from 92 in 2021 to 64 in 2023.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2021–2023.
Practice Location & Contact Primary Location
1969 W Ogden Ave
Chicago, IL 606123765
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
NPPES lists 1 additional practice-address record in Dalhart, TX. See the list
Source: CMS NPPES NPI Registry, practice location records; release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
What Public CMS Data Show
Physician Assistant: NPPES taxonomy is a reported classification, not proof of board certification.
Medicare-allowed amount
About $3,712 in 2023
The total amount Medicare approved for these services in 2023. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.
It shows the total cost of this clinician's Original Medicare services under Medicare's fee rules.
What this does not show: Medicare-allowed amount
This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2023.
Paid by Medicare
About $2,935 in 2023
The part of the Medicare-allowed amount that Medicare itself paid in 2023, after patients' deductibles and coinsurance.
The gap between the allowed amount and this number is roughly what patients and their other insurance paid.
What this does not show: Paid by Medicare
This is not the clinician's income and not a measure of quality.
Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2023.
Open Payments general payments, program year 2023
All general payments: $55.76 across 3 records.
By nature of payment
- Food and Beverage: $55.76 across 3 records.
Reporting-company totals
- Takeda Pharmaceuticals U.S.A., Inc.: $42.67 across 2 records.
- Monaghan Medical Corporation: $13.09 across 1 record.
A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.
Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2023 (published June 30, 2026).
NPI first issued
2019
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Medicare assignment not listed
CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Enrolled in Medicare (PECOS)
Brook Anderson has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Can order Medicare-covered services
CMS lists Brook Anderson as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.
Medicare pays for these items and services only when they are ordered by an eligible clinician.
What this does not show: Can order Medicare-covered services
It does not mean the clinician offers these services directly.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Chicago and Illinois
Billing and prescribing volume is not a quality rating.
Medicare Part B
Comparisons use 2024 data. The latest CMS data for Brook Anderson are from 2023.
1,446 active clinicians are listed under Physician Assistant with a practice address in Chicago, IL (4,929 in Illinois).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Chicago
17.4% of these 1,446 clinicians have the CMS telehealth indicator.
63.6% of these 1,446 clinicians are listed by CMS as accepting Medicare assignment.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
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Medicare Part B services
Medicare Part B services decreased 30% from 92 in 2021 to 64 in 2023.
- 2021: 92
- 2022: 158
- 2023: 64
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Medicare-allowed amount
Medicare-allowed amount decreased 13% from $4,270 in 2021 to $3,712 in 2023.
- 2021: $4,270
- 2022: $9,915
- 2023: $3,712
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Paid by Medicare
Paid by Medicare decreased 14% from $3,416 in 2021 to $2,935 in 2023.
- 2021: $3,416
- 2022: $7,823
- 2023: $2,935
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Industry payments (Open Payments)
Industry payments (Open Payments) went from $111.21 in 2021 to $55.76 in 2023.
- 2021: $111.21
- 2022: $219.72
- 2023: $55.76
Sources: CMS Medicare Physician & Other Practitioners (2023), CMS Open Payments (2023), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo · Report an error.
Pharma & Medical Device Financial Disclosures
Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments
Program year 2023 (payments made January 1 – December 31, 2023): fewer than 11 records totaling $55.76.
| Manufacturer | Payment Nature | Product | Type | Amount ($) |
|---|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. |
Food and Beverage
In-kind items and services
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GATTEX | General | $24.74 |
| Takeda Pharmaceuticals U.S.A., Inc. |
Food and Beverage
In-kind items and services
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GATTEX | General | $17.93 |
| Monaghan Medical Corporation |
Food and Beverage
In-kind items and services
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AeroChamber | General | $13.09 |
Source: CMS Open Payments, program year 2023, released June 30, 2026.
Performed Procedures & Service Volume
CPT® is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2020–2022 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners – by Provider and Service data, 2021–2023; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.
| HCPCS Code | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
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99231
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes
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34 | 26 | $93.00 | $45.79 |
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99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
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30 | 19 | $160.00 | $71.85 |
Source: CMS Part B by Provider and Service, 2023; services under 11 beneficiaries omitted by CMS. Privacy limits
Submitted charges are billed amounts, not a price quote for your visit.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2024-06-05NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - PHYSICIAN ASSISTANT
I20201118000235
IL
9537595087
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Secondary Practice Locations
1411 Denver Ave
Dalhart, TX 790224809
Phone: 8062444571
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Internal Medicine - Gastroenterology
Doctor of Medicine (M.D.)
Internal Medicine - Hematology & Oncology
Doctor of Medicine (M.D.)
Emergency Medicine
Internal Medicine - Cardiovascular Disease
Doctor of Medicine (M.D.), Master of Public Health
Psychiatry & Neurology - Neurology
Doctor of Medicine (M.D.)
Dermatology
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Registered at 1969 W OGDEN AVE, CHICAGO, IL 606123765 (Tel: 3128646000)
Registered at 1969 W OGDEN AVE, CHICAGO, IL 606123765 (Tel: 3128646000)
Registered at 5140 N CALIFORNIA AVE., 560-GMP, CHICAGO, IL 606253645 (Tel: 7732938878)
Registered at 5140 N CALIFORNIA AVE., 560-GMP, CHICAGO, IL 606253645 (Tel: 7732938878)
NPI status registered as active in NPPES database
Registered at 1411 DENVER AVE, DALHART, TX 790224809 (Tel: 8062444571)
Registered at 11630 135TH AVE, HANSKA, MN 560414325 (Tel: 5077663296)
Recorded as BROOK ANDERSON, PA
Physician Assistant
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Physician Assistants in Chicago
- Dana Casalino, PA-C
- John Cole, PA-C
- Margaret Rancich, PA-C
- Sanjai Sabu, PA-C
- Juli Dziuban, PA-C
- Bridget Gallagher, PA-C
More public profiles in Illinois
Directory navigation, in NPI number order.
- Rhett Miller Pediatrics · Washington
- Matthew Malters, MD Anesthesiology · Chicago
- Molly Baur, ACNP-BC Nurse Practitioner - Acute Care · Springfield
- Dennis Prowell, DC Chiropractor · Blue Island
- Marcy Zirlin, MD Emergency Medicine · Arlington Heights
- Desiree Rahman, MD Psychiatry & Neurology - Psychiatry · Joliet
- Todd Hackney, DC Chiropractor · O Fallon
- Sheri Williams, AuD Audiologist · Park Ridge
- Jeffrey Aguilar, PA Physician Assistant - Medical · Morris
- Kathy Lam, DDS Dentist - General Practice · Westmont
- Julie Maty, MS, PT Physical Therapist · Palos Heights
- Mercedes Lim Sebastian, LPT Physical Therapist · Mchenry
Mailing Address
1969 W Ogden Ave
Chicago, IL 606123765
Phone: 3128646000