Registry data as of Aug 27, 2026

Christine Estes, MD

Obstetrics & Gynecology Physician · Elgin, IL

Christine Estes, MD is an obstetrics & gynecology physician with a practice address in Elgin, Illinois, and NPI 1811942642, issued on May 23, 2006. Check the license (Illinois 36100904, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1811942642
Name
Christine Estes
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
36100904 IL
Self-reported in NPPES; status is on the state search
Practice location
1435 N Randall RD, Elgin, IL 60123
Phone
(847) 741-7990
Enumerated
May 23, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1435 N Randall RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jeness Barthel, M.D.Obstetrics & Gynecology Physician1588780795
  2. Sharon Bode, FNPFamily Nurse Practitioner1932179751
  3. John Brems, M.D.Surgery Physician1437139094
  4. Karthik Challa, M.D.Interventional Cardiology Physician1619293131
  5. Joong Choh, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1508821778
  6. Lynne Farrell, R.N.Registered Nurse1750697462

Verify Christine Estes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 36100904
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

2% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

169 Medicare Part D claims for 68 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Christine Estes169
  2. Specialty average165

Most prescribed

  1. Estradiol51 claims
  2. Alendronate Sodium27 claims
  3. Valacyclovir12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's Medicare quality score for 2023: 75.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score89.7
  2. Costout of 100 · 30%28.1
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $180.15

9 payments, mostly food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christine Estes$180.15
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Midwest Center For Women's Healthcare, LtdElgin, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Obstetrics & Gynecology Physician providers in Illinois

There are 2,062 obstetrics & gynecology physician records in Illinois.

Other obstetrics & gynecology physician records in Illinois

  1. Anum Abbasi, MDChicago, IL1679063010
  2. Diane Abdel-Barry, M.D.Chicago, IL1508205808
  3. Rana Abdul-Khalek, MDRoscoe, IL1275768087
  4. Idries Abdur-Rahman, M.D.Ottawa, IL1891727236
  5. Jamil Abdur-Rahman, M.D.Gurnee, IL1710914189
  6. Bassel Abouzeid, MDPeoria, IL1376160846
  7. Ashley Abraham, M.D.Arlington Heights, IL1457615742
  8. Iris Abrahantes Morales, MDChicago, IL1164155164
  9. Fidel Abrego, MDChicago, IL1245351824
  10. Bayan AbunarAurora, IL1972063220

Common questions

What is Christine Estes, MD's NPI number?

Christine Estes, MD's National Provider Identifier (NPI) is 1811942642, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christine Estes, MD located?

The NPPES record lists a practice address at 1435 N Randall RD, Elgin, IL, 60123. Phone: (847) 741-7990. Providers update this record themselves, so call before visiting.

How can I verify Christine Estes, MD's license?

NPPES lists Illinois license number 36100904, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Christine Estes, MD prescribe under Medicare Part D?

In 2024, Christine Estes, MD had 169 Medicare Part D claims for 68 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Christine Estes, MD's Medicare quality score?

The 2023 MIPS final score is 75.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments, the HHS-OIG exclusion list) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.