Krishna Rasik Schaffer, APRN
Family Nurse Practitioner · Chicago, IL
Krishna Rasik Schaffer, APRN is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1265916753, issued on Sep 20, 2018. Check the license (Illinois 209016438, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Krishna Rasik Schaffer
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209016438 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1801 W Taylor St, Chicago, IL 60612
- Phone
- (312) 413-3631
- Enumerated
- Sep 20, 2018
- Record last updated
- Oct 28, 2022
- Medicare enrollment
- Enrolled (PECOS I20190325001136); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 1801 W Taylor St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Krishna Rasik Schaffer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209016438Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average family nurse practitioner in 2024
2,215 Medicare Part D claims for 248 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 72% of claims.
Most prescribed
- Jardiance304 claims
- Trulicity273 claims
- Lantus Solostar176 claims
- Metformin Hcl146 claims
- Basaglar Kwikpen U-100121 claims
- Humalog Kwikpen U-10091 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 MIPS final score for 2023 (Medicare payment program): 87.1 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $139.82
4 payments; by number, the most common kind was food and beverage; the largest payer was Tandem Diabetes Care, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- The Board OF Trustees OF The University OF IllinoisChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Krishna Rasik Schaffer among 7,639 family nurse practitioner records in Illinois
Krishna Rasik Schaffer, APRN is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 44% of them.
- NPI issued2018 · 44% of these records are older, 49% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2017 · median 2018 among the 4,778 with a school on file
- Record last updated2022 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,567 family nurse practitioner records list a practice address in Chicago
They are 1,567 of the 63,379 NPPES records with a practice address in Chicago, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Chicago → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
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- Karen Davis, NPChicago, IL 606121740243997
- Marie Digiacomo, NPChicago, IL 606121164435269
- Lauren Foster, CNPChicago, IL 606121376515379
- Patricia Knowles, APN, NP-CChicago, IL 606121912927062
- Sarah Lau, APNChicago, IL 606121548254378
- Christine Maclean, NPCChicago, IL 606121740210004
Common questions
What is Krishna Rasik Schaffer, APRN's NPI number?
Krishna Rasik Schaffer, APRN's National Provider Identifier (NPI) is 1265916753, issued on Sep 20, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Krishna Rasik Schaffer, APRN located?
The NPPES record lists a practice address at 1801 W Taylor St, Chicago, IL, 60612. Phone: (312) 413-3631. Providers update this record themselves, so call before visiting.
How can I verify Krishna Rasik Schaffer, APRN's license?
NPPES lists Illinois license number 209016438, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Krishna Rasik Schaffer, APRN prescribe under Medicare Part D?
In 2024, Krishna Rasik Schaffer, APRN had 2,215 Medicare Part D claims for 248 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Krishna Rasik Schaffer, APRN's MIPS final score?
The 2023 MIPS final score is 87.1 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), file of Aug 9, 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 only as counts) 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 9, 2026.