DR. MUHAMMAD HAMMAD TAHIR M.D.
NPI 1609100429
Hospitalist in Mchenry, IL

Q: What is Muhammad Tahir's NPI number?

The NPI number for Muhammad Tahir is 1609100429. It was assigned to this individual provider in the NPPES registry on September 25, 2009.

Q: What is Muhammad Tahir's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Muhammad Tahir was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 25, 2009PECOS EnrolledAccepts Medicare Assignment

75.25/100

CMS Quality Rating

4309 W MEDICAL CENTER DR STE A102, MCHENRY, IL 60050(815) 338-6600 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 21, 2022, Mar 17, 2018, Jul 5, 2017 (3 updates tracked since 2017).

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About Dr. Muhammad Hammad Tahir M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MUHAMMAD HAMMAD TAHIR M.D. (NPI 1609100429) is an individual hospitalist provider in Mchenry, Illinois, licensed in Illinois (036131069) and active in the NPI registry since September 2009. He is enrolled in Medicare PECOS, is affiliated with Adventist Hinsdale Hospital, and maintains a secondary practice location in Lombard.

NPPES Registry Identity

NPI1609100429

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameDR. MUHAMMAD HAMMAD TAHIRCredential: M.D.

Location Address4309 W MEDICAL CENTER DR STE A102Mchenry, IL 60050-8436

Mailing Address4309 W Medical Center Dr Ste A102Mchenry, IL 60050-8436 · (815) 338-6600

Phone(815) 338-6600

Sole ProprietorYes

Medical School CMSOtherGraduated 2005

Enumeration DateSeptember 25, 2009

Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration

✔ NPI 1609100429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in IL · 036131069

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License 036131069 (IL)

4309 W MEDICAL CENTER DR STE A102, Mchenry, IL 60050

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Secondary Practice Location 1

Location 121W575 Lynn Rd Apt 19Lombard, IL 60148-1416 · Phone (718) 710-8547

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Muhammad Hammad Tahir M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5294989380

PECOS Enrollment IDI20130124000372

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Muhammad Tahir reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northwestern Medical Faculty Foundation

19 mi

Multi-Specialty

DEPT 5777
Carol Stream, IL 60122

Reassigned Medicare billing, Illinois enrollment
4,817 clinicians in this Medicare group

NPI 1346235314 (855) 694-2866

Knd Development 59 LLC

31 mi

Hospitalist

225 EDWARD ST
Sycamore, IL 60178

Reassigned Medicare billing, Illinois enrollment
122 clinicians in this Medicare group

NPI 1528397197 (815) 895-2144

Advance Inpatient Medicine LLC

37 mi

Hospitalist

903 COMMERCE DRIVE, SUITE 333
Oak Brook, IL 60523

Reassigned Medicare billing, Illinois enrollment
63 clinicians in this Medicare group

NPI 1265989875 (630) 571-6770

Sound Physicians Of Illinois, LLC

271 mi

Hospitalist

12303 DE PAUL DR
Bridgeton, MO 63044

Reassigned Medicare billing, Illinois enrollment
419 clinicians in this Medicare group

NPI 1043598865 (314) 344-6000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

577 services88 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

494 services192 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

176 services164 patients

Hospital discharge day management, more than 30 minutes 99239

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

147 services145 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

69 services40 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

53 services52 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Adventist Hinsdale Hospital

Acute Care Hospitals · Hinsdale, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140122

Location120 North Oak StHinsdale, IL 60521 · Du Page County

Emergency services Birthing friendly

Uchicago Medicine Adventhealth Bolingbrook

Acute Care Hospitals · Bolingbrook, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140304

Location500 Remington BoulevardBolingbrook, IL 60440 · Will County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60050 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$127.46 typical visit price

range $54.80 – $168.44

Typical copayment $31.86 (range $13.70 – $42.11)

Most-billed visit code 99204

Established Patient

$97.25 typical visit price

range $17.16 – $136.56

Typical copayment $24.31 (range $4.29 – $34.14)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75.25/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

83.44

Improvement Activities

Cost

64.53

Reported Quality Measures

Care Plan

Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…

50%40 patients2/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

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Hospitalist