DR. HOWARD S AN MD
NPI 1255310157
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Chicago, IL

NPI Status: Active since January 10, 2006

Contact Information

1611 W HARRISON ST
# 400
CHICAGO, IL
ZIP 60612
Phone: (312) 243-4244
Fax: (312) 942-1517

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  • Individual
  • Male
  • Orthopaedic Surgery
  • Orthopaedic Surgery of the Spine
  • PECOS Enrolled
  • Medicare Quality Reporting

About HOWARD AN

This page provides the complete NPI Profile along with additional information for Howard An, a provider established in Chicago, Illinois with a medical specialization in Orthopaedic Surgery, focusing in orthopaedic surgery of the spine . The healthcare provider is registered in the NPI registry with number 1255310157 assigned on January 2006. The practitioner's primary taxonomy code is 207XS0117X with license number 036096491 (IL). The provider is registered as an individual and his NPI record was last updated 8 years ago.

NPI
1255310157
Provider Name
DR. HOWARD S AN MD
Gender
Male
Entity Type
Individual
Location Address
1611 W HARRISON ST # 400 CHICAGO, IL 60612
Location Phone
(312) 243-4244
Location Fax
(312) 942-1517
Mailing Address
1 WESTBROOK CORPORATE CTR SUITE #240 WESTCHESTER, IL 60154
Is Sole Proprietor?
No
Enumeration Date
01-10-2006
Last Update Date
09-19-2018
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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

Orthopaedic Surgery Orthopaedic Surgery of the Spine

Taxonomy Code
207XS0117X
Type
Allopathic & Osteopathic Physicians
License No.
036096491
License State
IL
Taxonomy Description
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
4571847OTHER (01)AETNA
207073OTHER (01)ILMEDICARE PTAN LOCALITY 15
207067OTHER (01)ILMEDICARE PTAN LOCALITY 16
P00095449OTHER (01)RAILROAD MEDICARE
DA4902OTHER (01)RAILROAD MEDICARE PTAN
1633878OTHER (01)ILBCBS

Medicare Participation & PECOS Enrollment Status

Howard An 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

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 110 times for 85 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 67 times for 63 patients

Fusion of spine in lower back

Fusion of the spine in the lower back, also known as lumbar spinal fusion, is a surgery aimed to join, or fuse, two or more vertebrae in your lower back. This procedure can help alleviate pain and improve stability by reducing movement between the vertebrae.

This service was performed 13 times for 13 patients

Laminectomy or laminotomy (partial removal of spine bones)

A laminectomy or laminotomy is a surgical procedure that involves removing part of the bone in your spine, specifically the lamina, to alleviate pressure on your spinal cord or nerves. This can help reduce pain and improve mobility if you're suffering from conditions like herniated discs or spinal stenosis.

This service was performed for 40 patients

Mri scan of lower spinal canal without contrast

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

This service was performed 15 times for 15 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 15 times for 15 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 95 times for 95 patients

Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment

This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.

This service was performed 27 times for 27 patients

Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment

This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.

This service was performed 29 times for 16 patients

Spinal fusion

Spinal fusion is a surgical procedure aimed at connecting two or more vertebrae in your spine to reduce pain and improve stability. It involves using a bone graft to cause the vertebrae to grow together, limiting the movement between them. This procedure is often performed to treat conditions like herniated discs or spinal stenosis.

This service was performed for 31 patients

X-ray of entire middle and lower spine, 2-3 views

An X-ray of your middle and lower spine involves capturing images of these areas to identify any abnormalities. The procedure involves taking 2-3 different views for a comprehensive understanding. It's non-invasive and usually painless, helping doctors diagnose conditions like fractures or infections.

This service was performed 23 times for 17 patients

X-ray of lower and sacral spine, 2-3 views

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

This service was performed 180 times for 136 patients

X-ray of upper spine, 2-3 views

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

This service was performed 52 times for 37 patients

Quality Reporting

The provider participated in CMS Quality Payment Program. The Quality Payment Program aims to improve population health, reduce costs and improve the care received by Medicare beneficiaries. The following quality measures meet Medicare's statistical reporting standards. Not all providers report the same information, because not all providers give the same services to patients. The quality information is just a snapshot of some the care providers give to their patients. Reporting more or less information is not a reflection of quality.

Quality Measure Performance Number of Patients

Reviews for DR. HOWARD S AN MD

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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 1255310157, we treat the final digit (7) 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 43. The final step is to find the difference between that total and the next multiple of ten (50 - 43 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 6 + 1 + 0 + 1 + 1 + 0 + 24 = 43

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

The next multiple of ten after 43 is 50. The difference is the calculated check digit.

50 - 43 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1255310157.

Other Providers at the Same Location


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

Otolaryngology
1611 W HARRISON ST, SUITE 550
CHICAGO, IL 60612
Orthopaedic Surgery
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Orthopaedic Surgery
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Orthopaedic Surgery
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Orthopaedic Surgery
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Physician Assistant (Surgical)
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Internal Medicine
1611 W HARRISON ST, SUITE 212
CHICAGO, IL 60612
Physician Assistant (Surgical)
1611 W HARRISON ST, SUITE 400
CHICAGO, IL 60612
Physician Assistant (Surgical)
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Otolaryngology
1611 W HARRISON ST, SUITE 550
CHICAGO, IL 60612
Physician Assistant (Surgical)
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Plastic Surgery
1611 W HARRISON ST, 212
CHICAGO, IL 60612
Otolaryngology
1611 W HARRISON ST, SUITE 550
CHICAGO, IL 60612
Podiatrist (Foot & Ankle Surgery)
1611 W HARRISON ST, SUITE 510
CHICAGO, IL 60612
Otolaryngology
1611 W HARRISON ST, SUITE 550
CHICAGO, IL 60612
Physician Assistant (Surgical)
1611 W HARRISON ST, STE 400
CHICAGO, IL 60612
Internal Medicine
1611 W HARRISON ST, SUITE 510
CHICAGO, IL 60612
Internal Medicine (Rheumatology)
1611 W HARRISON ST, SUITE 510
CHICAGO, IL 60612
Plastic Surgery
1611 W HARRISON ST, 212
CHICAGO, IL 60612
Physical Therapist
1611 W HARRISON ST, SUITE 107
CHICAGO, IL 60612

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255310157, enumerated as an "individual" on January 10, 2006.

The provider is located at 1611 W HARRISON ST # 400 CHICAGO, IL 60612 and the phone number is (312) 243-4244.

Orthopaedic Surgery with taxonomy code 207XS0117X and a focus in Orthopaedic Surgery of the Spine.

The provider might be accepting Accepts: Aetna, Medicare, Medicaid, Railroad Medicare and. Please consult your insurance carrier or call the provider to verify.