KIRSTEN RITTENBACH DDS, MD
NPI 1023338670
Oral & Maxillofacial Surgery in San Francisco, CA

NPI Status: Active since June 06, 2010

Contact Information

521 PARNASSUS AVE
C-522
SAN FRANCISCO, CA
ZIP 94143
Phone: (415) 476-8226

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  • Individual
  • Female
  • Oral & Maxillofacial Surgery
  • PECOS Enrolled
  • Opted-Out Medicare

About KIRSTEN RITTENBACH

This page provides the complete NPI Profile along with additional information for Kirsten Rittenbach, a provider established in San Francisco, California with a medical specialization in Oral & Maxillofacial Surgery. The healthcare provider is registered in the NPI registry with number 1023338670 assigned on June 2010. The practitioner's primary taxonomy code is 204E00000X with license number 58504 (CA). The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1023338670
Provider Name
KIRSTEN RITTENBACH DDS, MD
Gender
Female
Entity Type
Individual
Location Address
521 PARNASSUS AVE C-522 SAN FRANCISCO, CA 94143
Location Phone
(415) 476-8226
Mailing Address
1467 8TH AVE APARTMENT 1 SAN FRANCISCO, CA 94122
Is Sole Proprietor?
Yes
Enumeration Date
06-06-2010
Last Update Date
04-05-2013
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The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Kirsten Rittenbach opted out of Medicare effective on 07-24-2015 until 07-24-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare but is permitted to order and refer services to other healthcare providers.

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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

Oral & Maxillofacial Surgery

Taxonomy Code
204E00000X
Type
Allopathic & Osteopathic Physicians
License No.
58504
License State
CA
Taxonomy Description
Oral and maxillofacial surgeons are trained to recognize and treat a wide spectrum of diseases, injuries and defects in the head, neck, face, jaws and the hard and soft tissues of the oral and maxillofacial region. They are also trained to administer anesthesia, and provide care in an office setting. They are trained to treat problems such as the extraction of wisdom teeth, misaligned jaws, tumors and cysts of the jaw and mouth, and to perform dental implant surgery.

Medicare Participation & PECOS Enrollment Status

Kirsten Rittenbach 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

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 07-24-2015

  • Opt-Out End Date: 07-24-2027

  • Eligible to Order and Refer? 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

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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 1023338670, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
0
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 3 → 6 8 → 16 → 7 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 6 + 3 + 1 + 6 + 6 + 1 + 4 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1023338670.

Other Providers at the Same Location


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

Pharmacist
521 PARNASSUS AVE, C 152
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, C152
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, C-152 BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, BOX 0622
SAN FRANCISCO, CA 94143
Anesthesiology
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Oral & Maxillofacial Surgery
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Dentist (Oral and Maxillofacial Surgery)
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, C 152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist (Pharmacotherapy)
521 PARNASSUS AVE, ROOM C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, ROOM C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, ROOM C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, BOX 0622, ROOM C-152
SAN FRANCISCO, CA 94143
Pharmacist (Pharmacotherapy)
521 PARNASSUS AVE, ROOM C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist (Pharmacotherapy)
521 PARNASSUS AVE, C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist (Pharmacotherapy)
521 PARNASSUS AVE, ROOM C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, C-152, BOX 0622
SAN FRANCISCO, CA 94143
Pharmacist
521 PARNASSUS AVE, ROOM C-152, BOX 0622
SAN FRANCISCO, CA 94143
Dentist (Periodontics)
521 PARNASSUS AVE, ROOM C-628
SAN FRANCISCO, CA 94143

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023338670, enumerated as an "individual" on June 06, 2010.

The provider is located at 521 PARNASSUS AVE C-522 SAN FRANCISCO, CA 94143 and the phone number is (415) 476-8226.

Oral & Maxillofacial Surgery with taxonomy code 204E00000X.