DR. JEFFREY ALAN WILLIS DDS, MS
NPI 1164040044
Dentist - Prosthodontics in San Diego, CA

NPI Status: Active since July 08, 2020

Contact Information

2310 CRAVEN ST
SAN DIEGO, CA
ZIP 92136
Phone: (619) 556-9095

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  • Individual
  • Male
  • Dentist
  • Prosthodontics
  • PECOS Enrolled

About JEFFREY WILLIS

This page provides the complete NPI Profile along with additional information for Jeffrey Willis, a provider established in San Diego, California with a medical specialization in Dentist, focusing in prosthodontics . The healthcare provider is registered in the NPI registry with number 1164040044 assigned on July 2020. The practitioner's primary taxonomy code is 1223P0700X with license number 1188483 (NY). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1164040044
Provider Name
DR. JEFFREY ALAN WILLIS DDS, MS
Gender
Male
Entity Type
Individual
Location Address
2310 CRAVEN ST SAN DIEGO, CA 92136
Location Phone
(619) 556-9095
Mailing Address
2310 CRAVEN ST SAN DIEGO, CA 92136
Is Sole Proprietor?
No
Enumeration Date
07-08-2020
Last Update Date
11-04-2025
Code Navigator

A dentist like Jeffrey Willis 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 Prosthodontics

Taxonomy Code
1223P0700X
Type
Dental Providers
License No.
1188483
License State
NY
Taxonomy Description
That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.

Medicare Participation & PECOS Enrollment Status

Jeffrey Willis is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME) and a Home Health Agency (HHA).

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: No

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 92136 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $94.87
  • Minimum New Patient Price $62.1
  • Maximum New Patient Price $184.71
  • Average New Patient Copayment $23.71
  • Minimum New Patient Copayment $15.52
  • Maximum New Patient Copayment $46.17

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $76.87
  • Minimum Established Patient Price $20.62
  • Maximum Established Patient Price $151.42
  • Average Established Patient Copayment $19.21
  • Minimum Established Patient Copayment $5.15
  • Maximum Established Patient Copayment $37.85

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for DR. JEFFREY ALAN WILLIS DDS, MS

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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 1164040044, we treat the final digit (4) 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 46. The final step is to find the difference between that total and the next multiple of ten (50 - 46 = 4).

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
1
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
0
Unchanged
Pos 9
4
Doubled → 8
Check
4
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 0 → 0 0 → 0 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 2 + 4 + 0 + 4 + 0 + 0 + 8 + 24 = 46

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

The next multiple of ten after 46 is 50. The difference is the calculated check digit.

50 - 46 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1164040044.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (Periodontics)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (Endodontics)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (Prosthodontics)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST, BLDG 3230
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (Oral and Maxillofacial Surgery)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist (Prosthodontics)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist
2310 CRAVEN ST, NDMC 32ND ST. BLDG. 3230
SAN DIEGO, CA 92136
Dentist (General Practice)
2310 CRAVEN ST
SAN DIEGO, CA 92136
Dentist
2310 CRAVEN ST
SAN DIEGO, CA 92136
Clinic/Center (Dental)
2310 CRAVEN ST
SAN DIEGO, CA 92136

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164040044, enumerated as an "individual" on July 08, 2020.

The provider is located at 2310 CRAVEN ST SAN DIEGO, CA 92136 and the phone number is (619) 556-9095.

Dentist with taxonomy code 1223P0700X and a focus in Prosthodontics.