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Edit this profileFrederick M. Tiesenga, MD is a healthcare provider in Elmwood Park, IL specializing in surgery. Frederick trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1991. Medicare claims data shows Frederick provided 248 services to 180 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes. This provider record is associated with NPI 1801875679.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1950 N HARLEM AVE
Elmwood Park, IL 60707
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Breast conditions
Cancer
Colorectal
Digestive
Digestive & blood
Digestive health
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
248 services · 180 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Other procedure on stomach | Procedure | 43999 |
16 | Less often than most peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
79 | More often than most peers in Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
31 | As often as other peers in Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
28 | Less often than most peers in Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
27 | As often as other peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
23 | As often as other peers in Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
16 | Less often than most peers in Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
15 | Less often than most peers in Surgery |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
13 | Less often than most peers in Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Tiesenga is a general surgeon in Elmwood Park, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Dr. Tiesenga is listed at 1950 N Harlem Ave, Elmwood Park, IL 60707. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (708) 453-6800. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Tiesenga's National Provider Identifier is 1801875679. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Tiesenga attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
Dr. Tiesenga has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Tiesenga performs procedures including other procedure on stomach, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tiesenga. If this is you, claiming it is free.
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