MARK W TOMLINSON MD
NPI 1962485557
Obstetrics & Gynecology - Maternal & Fetal Medicine in Portland, OR

NPI Status: Active since November 28, 2005

Contact Information

9701 SW BARNES RD
SUITE 299
PORTLAND, OR
ZIP 97225
Phone: (503) 297-3660
Fax: (503) 297-7637

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  • Individual
  • Male
  • Obstetrics & Gynecology
  • Maternal & Fetal Medicine

About MARK TOMLINSON

This page provides the complete NPI Profile along with additional information for Mark Tomlinson, a women's health care provider established in Portland, Oregon with a medical specialization in Obstetrics & Gynecology, focusing in maternal & fetal medicine . The healthcare provider is registered in the NPI registry with number 1962485557 assigned on November 2005. The practitioner's primary taxonomy code is 207VM0101X with license number MD 22542 (OR). The provider is registered as an individual and his NPI record was last updated 10 years ago.

NPI
1962485557
Provider Name
MARK W TOMLINSON MD
Gender
Male
Entity Type
Individual
Location Address
9701 SW BARNES RD SUITE 299 PORTLAND, OR 97225
Location Phone
(503) 297-3660
Location Fax
(503) 297-7637
Mailing Address
7650 SW BEVELAND RD SUITE 200 PORTLAND, OR 97223
Mailing Phone
(503) 297-3660
Mailing Fax
(503) 297-7637
Is Sole Proprietor?
No
Enumeration Date
11-28-2005
Last Update Date
06-24-2016
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Women's health care providers like Mark Tomlinson treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology Maternal & Fetal Medicine

Taxonomy Code
207VM0101X
Type
Allopathic & Osteopathic Physicians
License No.
MD 22542
License State
OR
Taxonomy Description
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.

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
288406MEDICAID (05)OR 
F 54711MEDICARE UPIN (02)OR 
R107747OTHER (01)ORMEDICARE PTAN

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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 1962485557, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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
9
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
2
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
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 6 → 12 → 3 4 → 8 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 2 + 2 + 8 + 8 + 1 + 0 + 5 + 1 + 0 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1962485557.

Other Providers at the Same Location


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

Surgery (Vascular Surgery)
9701 SW BARNES RD, STE 140
PORTLAND, OR 97225
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, STE 300
PORTLAND, OR 97225
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, STE 300
PORTLAND, OR 97225
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, STE 300
PORTLAND, OR 97225
Nurse Practitioner
9701 SW BARNES RD, SUITE 150
PORTLAND, OR 97225
Obstetrics & Gynecology (Maternal & Fetal Medicine)
9701 SW BARNES RD, SUITE 299
PORTLAND, OR 97225
Advanced Practice Midwife
9701 SW BARNES RD, SUITE 299
PORTLAND, OR 97225
Nurse Practitioner (Psychiatric/Mental Health)
9701 SW BARNES RD, SUITE 200
PORTLAND, OR 97225
Physician Assistant (Medical)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Nurse Anesthetist, Certified Registered
9701 SW BARNES RD, SUITE 150
PORTLAND, OR 97225
Nurse Practitioner (Acute Care)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Nurse Practitioner (Women's Health)
9701 SW BARNES RD, SUITE 150
PORTLAND, OR 97225
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, STE 300
PORTLAND, OR 97225
Internal Medicine (Gastroenterology)
9701 SW BARNES RD, STE 300
PORTLAND, OR 97225
Physician Assistant (Medical)
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
Obstetrics & Gynecology
9701 SW BARNES RD, SUITE 200
PORTLAND, OR 97225
Obstetrics & Gynecology (Maternal & Fetal Medicine)
9701 SW BARNES RD, SUITE 299
PORTLAND, OR 97225
Obstetrics & Gynecology
9701 SW BARNES RD, SUITE 200
PORTLAND, OR 97225
Obstetrics & Gynecology
9701 SW BARNES RD, SUITE 200
PORTLAND, OR 97225

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1962485557, enumerated as an "individual" on November 28, 2005.

The provider is located at 9701 SW BARNES RD SUITE 299 PORTLAND, OR 97225 and the phone number is (503) 297-3660.

Obstetrics & Gynecology with taxonomy code 207VM0101X and a focus in Maternal & Fetal Medicine.

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