MS. KATHERINE LOUISE FERNALD MS, RD, LDN
NPI 1285695809
Nutritionist - Nutrition, Education in Natick, MA

NPI Status: Active since March 31, 2006

Contact Information

67 UNION ST
SUITE 107
NATICK, MA
ZIP 01760
Phone: (508) 655-8727
Fax: (508) 655-1270

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  • Individual
  • Female
  • Years of Experience 38
  • Nutritionist
  • Nutrition, Education
  • Accepts Insurance
  • Accepts Medicare Approved Payment

About KATHERINE FERNALD

This page provides the complete NPI Profile along with additional information for Katherine Fernald, a provider established in Natick, Massachusetts with a medical specialization in Nutritionist, focusing in nutrition, education and more than 38 years of experience. The healthcare provider is registered in the NPI registry with number 1285695809 assigned on March 2006. The practitioner's primary taxonomy code is 133NN1002X with license number 928 (MA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1285695809
Provider Name
MS. KATHERINE LOUISE FERNALD MS, RD, LDN
Gender
Female
Entity Type
Individual
Location Address
67 UNION ST SUITE 107 NATICK, MA 01760
Location Phone
(508) 655-8727
Location Fax
(508) 655-1270
Mailing Address
25 MAIN ST SUITE 7 WAYLAND, MA 01778
Mailing Phone
(617) 686-3332
Mailing Fax
(508) 655-1270
Medical School Name
OTHER
Graduation Year
1988
Is Sole Proprietor?
Yes
Enumeration Date
03-31-2006
Last Update Date
09-11-2025
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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

Nutritionist Nutrition, Education

Taxonomy Code
133NN1002X
Type
Dietary & Nutritional Service Providers
License No.
928
License State
MA

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)
1133N00000XDietary & Nutritional Service Providers

Nutritionist

928 (MA)
2133V00000XDietary & Nutritional Service Providers

Dietitian, Registered

928 (MA)

Insurance Plans Accepted

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

  • Anthem Bronze Access Blue New England HMO 6000/20%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7000/50%/8000 w/HSA - HMO
  • Anthem Bronze Access Blue New England HMO 7500/30%/10000 Value - HMO
  • Anthem Bronze Access Blue New England HMO 8500/50%/9200 - HMO
  • Anthem Gold Access Blue New England HMO 1000/20%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/0%/6500 RxD - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 2000/10%/7500 - HMO
  • Anthem Gold Access Blue New England HMO 2000/20%/4600 w/HSA - HMO
  • Anthem Gold Access Blue New England HMO 3000/0%/7500 RxD - HMO

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.

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.

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
3462578OTHER (01)MAAETNA
LD0048OTHER (01)MABLUE CROSS BLUE SHIELD
763558OTHER (01)MATUFTS
AA23177OTHER (01)MAHARVARD PILGRIM &VANGUARD

Medicare Participation & PECOS Enrollment Status

Katherine Fernald is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

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.

  • PECOS PAC ID: 244275030

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20050622000789

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

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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 1285695809, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
2
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
9
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
Check
9
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 8 → 16 → 7 6 → 12 → 3 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 1 + 2 + 9 + 1 + 0 + 8 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1285695809.

Other Providers at the Same Location


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

Specialist
67 UNION ST, SUITE 301
NATICK, MA 01760
Surgery
67 UNION ST
NATICK, MA 01760
Surgery
67 UNION ST, SUITE 203B
NATICK, MA 01760
Internal Medicine
67 UNION ST
NATICK, MA 01760
Ophthalmology
67 UNION ST, SUITE 408
NATICK, MA 01760
Internal Medicine
67 UNION ST, STE 108
NATICK, MA 01760
Nurse Practitioner
67 UNION ST
NATICK, MA 01760
Internal Medicine
67 UNION ST, HODGSON BUILDING, 5TH FLOOR
NATICK, MA 01760
Pathology (Anatomic Pathology & Clinical Pathology)
67 UNION ST, METROWEST MEDICAL CENTER
NATICK, MA 01760
Pediatrics
67 UNION ST, SUITE 305
NATICK, MA 01760
Physician Assistant
67 UNION ST
NATICK, MA 01760
Internal Medicine (Medical Oncology)
67 UNION ST, SUITE 206
NATICK, MA 01760
Ophthalmology
67 UNION ST, #405
NATICK, MA 01760
Psychiatry & Neurology (Psychiatry)
67 UNION ST
NATICK, MA 01760
Psychiatry & Neurology (Psychiatry)
67 UNION ST
NATICK, MA 01760
Physician Assistant
67 UNION ST
NATICK, MA 01760
Podiatrist
67 UNION ST, SUITE 304
NATICK, MA 01760
Psychiatry & Neurology (Psychiatry)
67 UNION ST, SUITE 404
NATICK, MA 01760
Nurse Practitioner (Family)
67 UNION ST, SUITE 501
NATICK, MA 01760
Nurse Practitioner (Adult Health)
67 UNION ST, #206
NATICK, MA 01760

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285695809, enumerated as an "individual" on March 31, 2006.

The provider is located at 67 UNION ST SUITE 107 NATICK, MA 01760 and the phone number is (508) 655-8727.

Nutritionist with taxonomy code 133NN1002X and a focus in Nutrition, Education.

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