DR. ROBERT J. SJOBERG MD
NPI 1427009893
Internal Medicine - Endocrinology, Diabetes & Metabolism in Duluth, MN

NPI Status: Active since May 12, 2006

Contact Information

1011 E 1ST ST
DULUTH, MN
ZIP 55805
Phone: (218) 249-7890
Fax: (218) 249-7899

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  • Individual
  • Male
  • Internal Medicine
  • Endocrinology, Diabetes & Metabolism

About ROBERT SJOBERG

This page provides the complete NPI Profile along with additional information for Robert Sjoberg, an internist established in Duluth, Minnesota with a medical specialization in Internal Medicine, focusing in endocrinology, diabetes & metabolism . The healthcare provider is registered in the NPI registry with number 1427009893 assigned on May 2006. The practitioner's primary taxonomy code is 207RE0101X with license number 32989 (MN). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1427009893
Provider Name
DR. ROBERT J. SJOBERG MD
Gender
Male
Entity Type
Individual
Location Address
1011 E 1ST ST DULUTH, MN 55805
Location Phone
(218) 249-7890
Location Fax
(218) 249-7899
Mailing Address
1011 E 1ST ST DULUTH, MN 55805
Mailing Phone
(218) 249-7890
Mailing Fax
(218) 249-7899
Is Sole Proprietor?
No
Enumeration Date
05-12-2006
Last Update Date
01-31-2017
Code Navigator

An internist like Robert Sjoberg 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 Endocrinology, Diabetes & Metabolism

Taxonomy Code
207RE0101X
Type
Allopathic & Osteopathic Physicians
License No.
32989
License State
MN
Taxonomy Description
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

32989 (MN)

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.

*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
E41998MEDICARE UPIN (02)MN 
559797100MEDICAID (05)MN 
460000142MEDICARE PIN (08)MN 
460002270OTHER (01)MNMEDICARE RR
001204005MEDICARE PIN (08)WI 

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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 1427009893, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
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 2 → 4 0 → 0 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 0 + 0 + 1 + 8 + 8 + 1 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1427009893.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Physical Medicine & Rehabilitation
1011 E 1ST ST
DULUTH, MN 55805
Hospice Care, Community Based
1011 E 1ST ST
DULUTH, MN 55805
Home Health
1011 E 1ST ST
DULUTH, MN 55805
Internal Medicine (Hospice and Palliative Medicine)
1011 E 1ST ST
DULUTH, MN 55805

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427009893, enumerated as an "individual" on May 12, 2006.

The provider is located at 1011 E 1ST ST DULUTH, MN 55805 and the phone number is (218) 249-7890.

Internal Medicine with taxonomy code 207RE0101X and a focus in Endocrinology, Diabetes & Metabolism.

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