HAIDN ELLIS FOSTER MD
NPI 1508515511
Internal Medicine - Hematology & Oncology in Chicago, IL

NPI Status: Active since March 18, 2022

Contact Information

251 E HURON ST
CHICAGO, IL
ZIP 60611
Phone: (312) 926-2000

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  • Individual
  • Male
  • Internal Medicine
  • Hematology & Oncology
  • PECOS Enrolled

About HAIDN FOSTER

This page provides the complete NPI Profile along with additional information for Haidn Foster, an internist established in Chicago, Illinois with a medical specialization in Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1508515511 assigned on March 2022. The practitioner's primary taxonomy code is 207RH0003X with license number 036173745 (IL). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1508515511
Provider Name
HAIDN ELLIS FOSTER MD
Gender
Male
Entity Type
Individual
Location Address
251 E HURON ST CHICAGO, IL 60611
Location Phone
(312) 926-2000
Mailing Address
251 E HURON ST CHICAGO, IL 60611
Mailing Phone
(312) 926-2000
Is Sole Proprietor?
No
Enumeration Date
03-18-2022
Last Update Date
06-17-2025
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An internist like Haidn Foster is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Hematology & Oncology

Taxonomy Code
207RH0003X
Type
Allopathic & Osteopathic Physicians
License No.
036173745
License State
IL
Taxonomy Description
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Medicare Participation & PECOS Enrollment Status

Haidn Foster is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 60611 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $183.39
  • Minimum New Patient Price $60.08
  • Maximum New Patient Price $183.39
  • Average New Patient Copayment $45.84
  • Minimum New Patient Copayment $15.02
  • Maximum New Patient Copayment $45.84

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $105.7
  • Minimum Established Patient Price $18.97
  • Maximum Established Patient Price $148.12
  • Average Established Patient Copayment $26.42
  • Minimum Established Patient Copayment $4.74
  • Maximum Established Patient Copayment $37.03

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1508515511, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
1
Doubled → 2
Check
1
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 5 → 10 → 1 5 → 10 → 1 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 0 + 8 + 1 + 0 + 1 + 1 + 0 + 5 + 2 + 24 = 49

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1508515511.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Radiology (Nuclear Radiology)
251 E HURON ST, NUCLEAR MEDICINE, GALTER 8-110
CHICAGO, IL 60611
Hospitalist
251 E HURON ST, SUITE 738
CHICAGO, IL 60611
Radiology (Radiation Oncology)
251 E HURON ST, GALTER PAVILLION
CHICAGO, IL 60611
Radiology (Radiation Oncology)
251 E HURON ST, GALTER PAVILLION
CHICAGO, IL 60611
Radiology (Radiation Oncology)
251 E HURON ST, GALTER PAVILLION
CHICAGO, IL 60611
Radiology (Radiation Oncology)
251 E HURON ST, GALTER PAVILLION
CHICAGO, IL 60611
Anesthesiology
251 E HURON ST, FEINBERG 5-704
CHICAGO, IL 60611
Anesthesiology
251 E HURON ST, FEINBERG 5-704
CHICAGO, IL 60611
Radiology (Diagnostic Radiology)
251 E HURON ST, FEINBERG 4-710
CHICAGO, IL 60611
Nurse Anesthetist, Certified Registered
251 E HURON ST, GALTER 5-704
CHICAGO, IL 60611
Nurse Anesthetist, Certified Registered
251 E HURON ST, FEINBERG 5-704
CHICAGO, IL 60611
Nurse Anesthetist, Certified Registered
251 E HURON ST, FEINBERG 5-704
CHICAGO, IL 60611
Anesthesiology
251 E HURON ST, FEINBERG 5-520
CHICAGO, IL 60611
Radiology (Diagnostic Radiology)
251 E HURON ST, FEINBERG 4-741G
CHICAGO, IL 60611
Radiology (Vascular & Interventional Radiology)
251 E HURON ST, FEINBERG 4-741G
CHICAGO, IL 60611
Nurse Anesthetist, Certified Registered
251 E HURON ST, FEINBERG 5-704
CHICAGO, IL 60611
Anesthesiology
251 E HURON ST, FEINBERG 5-520
CHICAGO, IL 60611
Internal Medicine (Pulmonary Disease)
251 E HURON ST, GALTER-3-150
CHICAGO, IL 60611
Anesthesiology
251 E HURON ST, FEINBERG 5-704
CHICAGO, IL 60611
Nurse Anesthetist, Certified Registered
251 E HURON ST, FEINBERG5-704
CHICAGO, IL 60611

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508515511, enumerated as an "individual" on March 18, 2022.

The provider is located at 251 E HURON ST CHICAGO, IL 60611 and the phone number is (312) 926-2000.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.