JOHN ALBERT DAVIDSON MD
NPI 1306833801
Internal Medicine in Chesterfield,


Quality Rating: 100 out of 100 score

NPI Status: Active since September 30, 2005

Contact Information

Po Box 929
Chesterfield,
Post Code: 63006
Phone: (314) 205-6818
Fax: (314) 205-6770

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John Albert Davidson Md in Chesterfield - Internal Medicine

John Albert Davidson Md is a Internal Medicine in Chesterfield, . John Albert Davidson Md practices all healthcare services and medical treatments related to Internal Medicine. The NPI Number for John Albert Davidson Md is 1306833801. The last update date is 2007-07-08.

John Albert Davidson Md's current location address is Po Box 929, Chesterfield, . You can contact this provider via phone number (314) 205-6818 and fax number (314) 205-6770. The mailing address for John Albert Davidson Md is Po Box 929, Chesterfield, . To know further, please read the information below!

About GREGORY MERRITT

NPI
1306833801
Provider Name
JOHN ALBERT DAVIDSON MD
Gender
Male
Entity Type
Individual
Location Address
Po Box 929, Chesterfield,
Location Phone
(314) 205-6818
Location Fax
(314) 205-6770
Mailing Address
232 S Woods Mill Rd, Chesterfield, Missouri(MO)
Mailing Phone
314-205-6818
Mailing Fax
314-205-6770
Enumeration Date
2005-09-30
Last Update Date
2007-07-08
Code Navigator

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.

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)
1 207R00000X Internal Medicine Physician

Internal Medicine

R8881 (Missouri)
2 2083P0011X Undersea and Hyperbaric Medicine (Preventive Medicine) Physician

Preventive Medicine, Undersea and Hyperbaric Medicine

R8881 (Missouri)

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
105889 Other (non-Medicare) (01) Missouri (MO) Healthlink PPO
110205253 Other (non-Medicare) (01) Missouri (MO) Railroad Medicare
201870011 MEDICAID (05) Missouri (MO)
35170 Other (non-Medicare) (01) Missouri (MO) Group Health Plan
35583 Other (non-Medicare) (01) Missouri (MO) Blue Shield MO
431453369 Other (non-Medicare) (01) Missouri (MO) Blue Shield IL
431453369 Other (non-Medicare) (01) Missouri (MO) Tricare/Champus
4409 Other (non-Medicare) (01) Missouri (MO) Care Mgmt Resources
7600560 Other (non-Medicare) (01) Missouri (MO) United Healthcare Midwest
7992 Other (non-Medicare) (01) Missouri (MO) Blue Shield MO
A09884 Other (non-Medicare) (01) Missouri (MO) Mercy Health Plan

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1306833801
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
2306163680
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24. 2306163680
2 + 3 + 0 + 6 + 1 + 6 + 3 + 6 + 8 + 0 + 24 = 59
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
60 - 59 = 1 1

The NPI number 1306833801 is valid because the calculated check digit 1 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 5 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1205839354 EMIL A DIFILIPPO
Individual
Orthopaedic Surgery 9323 PHOENIX VILLAGE PKWY
O FALLON, Missouri (MO)
636-561-5030
1124021142 MARK H DEWOLFE
Individual
Internal Medicine, Hematology & Oncology 5400 N OAK TRFY
KANSAS CITY, Missouri (MO)
816-454-1658
1184627101 YAN CHEN
Individual
Specialist 17501 E 40 HWY
INDEPENDENCE, Missouri (MO)
816-478-4887
1144223355 HANNAH-NGOC T HA
Individual
Surgery 12401 OLIVE BLVD STE 202
CREVE COEUR, Missouri (MO)
314-834-2888
1205839404 MUHAMMAD TAUQUIR YASIN
Individual
Surgery, Surgical Critical Care 11133 DUNN RD
SAINT LOUIS, Missouri (MO)
314-953-8300