DR. JEFFREY L CROFT DDS
NPI 1841345857
Dentist - General Practice in Frederick, MD

NPI Status: Active since January 23, 2007

Contact Information

198 THOMAS JOHNSON DR
SUITE 17
FREDERICK, MD
ZIP 21702
Phone: (301) 694-0077
Fax: (301) 694-0471

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  • Individual
  • Male
  • Dentist
  • General Practice
  • Accepts Insurance

About JEFFREY CROFT

This page provides the complete NPI Profile along with additional information for Jeffrey Croft, a provider established in Frederick, Maryland with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1841345857 assigned on January 2007. The practitioner's primary taxonomy code is 1223G0001X with license number 9561 (MD). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1841345857
Provider Name
DR. JEFFREY L CROFT DDS
Gender
Male
Entity Type
Individual
Location Address
198 THOMAS JOHNSON DR SUITE 17 FREDERICK, MD 21702
Location Phone
(301) 694-0077
Location Fax
(301) 694-0471
Mailing Address
198 THOMAS JOHNSON DR SUITE 17 FREDERICK, MD 21702
Mailing Phone
(301) 694-0077
Mailing Fax
(301) 694-0471
Is Sole Proprietor?
No
Enumeration Date
01-23-2007
Last Update Date
07-08-2007
Code Navigator

A dentist like Jeffrey Croft is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
9561
License State
MD
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Insurance Plans Accepted

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

  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO
  • BlueCare Dental? 1D - PPO
  • BlueCare Dental 1D - PPO
  • BlueCare Dental 4 Kids? 1A - PPO
  • BlueCare Dental 4 Kids? 1B - PPO
  • BlueCare Dental? 1A - PPO
  • BlueCare Dental? 1B - PPO
  • BlueCare Dental? 1C - PPO

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

Reviews for DR. JEFFREY L CROFT DDS

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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 1841345857, 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
8
Unchanged
Pos 3
4
Doubled → 8
Pos 4
1
Unchanged
Pos 5
3
Doubled → 6
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
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 4 → 8 3 → 6 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 + 8 + 8 + 1 + 6 + 4 + 1 + 0 + 8 + 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 1841345857.

Other Providers at the Same Location


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

Podiatrist (Foot & Ankle Surgery)
198 THOMAS JOHNSON DR, STE 4
FREDERICK, MD 21702
Internal Medicine (Infectious Disease)
198 THOMAS JOHNSON DR, STE 104
FREDERICK, MD 21702
Dentist (General Practice)
198 THOMAS JOHNSON DR, STE. #6
FREDERICK, MD 21702
Pediatrics (Adolescent Medicine)
198 THOMAS JOHNSON DR, SUITE 14
FREDERICK, MD 21702
Chiropractor
198 THOMAS JOHNSON DR, SUITE 12
FREDERICK, MD 21702
Internal Medicine
198 THOMAS JOHNSON DR, SUITE 200
FREDERICK, MD 21702
Chiropractor
198 THOMAS JOHNSON DR, STE 8
FREDERICK, MD 21702
Dentist (General Practice)
198 THOMAS JOHNSON DR, SUITE 108
FREDERICK, MD 21702
Neurological Surgery
198 THOMAS JOHNSON DR, SUITE 207
FREDERICK, MD 21702
Dentist (Oral and Maxillofacial Surgery)
198 THOMAS JOHNSON DR, SUITE 101
FREDERICK, MD 21702
Dentist
198 THOMAS JOHNSON DR, SUITE 201
FREDERICK, MD 21702
Specialist
198 THOMAS JOHNSON DR, SUITE 207
FREDERICK, MD 21702
Dentist (Endodontics)
198 THOMAS JOHNSON DR, SUITE 11
FREDERICK, MD 21702
Internal Medicine
198 THOMAS JOHNSON DR, SUITE 200
FREDERICK, MD 21702
Internal Medicine
198 THOMAS JOHNSON DR, SUITE 200
FREDERICK, MD 21702
Physical Therapy Assistant
198 THOMAS JOHNSON DR, SUITE 201
FREDERICK, MD 21702
Physical Therapist (Orthopedic)
198 THOMAS JOHNSON DR, SUITE 201
FREDERICK, MD 21702
Dentist
198 THOMAS JOHNSON DR
FREDERICK, MD 21702
Dentist (General Practice)
198 THOMAS JOHNSON DR, SUITE 18
FREDERICK, MD 21702
Dietitian, Registered
198 THOMAS JOHNSON DR, SUITE 14
FREDERICK, MD 21702

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1841345857, enumerated as an "individual" on January 23, 2007.

The provider is located at 198 THOMAS JOHNSON DR SUITE 17 FREDERICK, MD 21702 and the phone number is (301) 694-0077.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Montana, Blue Cross. Please consult your insurance carrier or call the provider to verify.