DEMI OLIVER CCC-SLP
NPI 1639908783
Speech-Language Pathologist in Grand Rapids, MI

NPI Status: Active since July 29, 2024

Contact Information

235 WEALTHY ST SE
GRAND RAPIDS, MI
ZIP 49503
Phone: (616) 840-8000

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  • Individual
  • Female
  • Years of Experience 2
  • Speech-Language Pathologist
  • Accepts Insurance
  • May Accept Medicare Approved Payment

About DEMI OLIVER

This page provides the complete NPI Profile along with additional information for Demi Oliver, a provider established in Grand Rapids, Michigan with a medical specialization in Speech-language Pathologist and more than 2 years of experience. The healthcare provider is registered in the NPI registry with number 1639908783 assigned on July 2024. The practitioner's primary taxonomy code is 235Z00000X with license number 7101009739 (MI). The provider is registered as an individual and her NPI record was last updated February 2026.

NPI
1639908783
Provider Name
DEMI OLIVER CCC-SLP
Gender
Female
Entity Type
Individual
Location Address
235 WEALTHY ST SE GRAND RAPIDS, MI 49503
Location Phone
(616) 840-8000
Mailing Address
235 WEALTHY ST SE GRAND RAPIDS, MI 49503
Mailing Phone
(616) 840-8000
Medical School Name
OTHER
Graduation Year
2024
Is Sole Proprietor?
No
Enumeration Date
07-29-2024
Last Update Date
02-02-2026
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Location Map

Secondary Locations

  • 7401 Carmel Executive Park Dr Ste 220
    Charlotte, NC 28226
    (980) 237-3132

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

Speech-Language Pathologist

Taxonomy Code
235Z00000X
Type
Speech, Language and Hearing Service Providers
License No.
7101009739
License State
MI
Taxonomy Description
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

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)
1235Z00000XSpeech, Language and Hearing Service Providers

Speech-Language Pathologist

30004007 (NC)

Insurance Plans Accepted

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

  • Blue Advantage Bronze Basic | 3 Free PCP | $25 Tier 1 Rx | Integrated | Nationwide Doctors - PPO
  • Blue Advantage Bronze Complete | $60 PCP | $20 Tier 1 Rx | Nationwide Doctors - PPO
  • Blue Advantage Bronze HSA Eligible | Integrated | Nationwide Doctors - PPO
  • Blue Advantage Bronze Standard | Nationwide Doctors - PPO
  • Blue Advantage Gold Premier A | 3 Free PCP | $10 Tier 1 Rx | Nationwide Doctors - PPO
  • Blue Advantage Gold Standard A | Nationwide Doctors - PPO
  • Blue Advantage Silver Choice A | 3 Free PCP | $15 Tier 1 Rx | Nationwide Doctors - PPO
  • Blue Advantage Silver Preferred | 3 Free PCP | $10 Tier 1 Rx | Integrated | Nationwide Doctors - PPO
  • Blue Advantage Silver Standard | Nationwide Doctors - PPO
  • Blue Care Bronze Basic | 3 Free PCP | $25 Tier 1 Rx | Integrated | Statewide Doctors - HMO
  • Blue Care Bronze Complete | $60 PCP | $20 Tier 1 Rx | Statewide Doctors - HMO
  • Blue Care Bronze HSA Eligible | Integrated | Statewide Doctors - HMO
  • Blue Care Bronze Standard | Statewide Doctors - HMO
  • Blue Care Gold Premier A | 3 Free PCP | $10 Tier 1 Rx | Statewide Doctors - HMO
  • Blue Care Gold Standard A | Statewide Doctors - HMO
  • Blue Care Silver Choice A | 3 Free PCP | $15 Tier 1 Rx | Statewide Doctors - HMO
  • Blue Care Silver Preferred | 3 Free PCP | $10 Tier 1 Rx | Integrated | Statewide Doctors - HMO
  • Blue Care Silver Standard | Statewide Doctors - HMO
  • Blue Value Bronze Basic | 3 Free PCP | $25 Tier 1 Rx | Integrated | Limited Statewide Doctors - POS
  • Blue Value Bronze Complete | $60 PCP | $20 Tier 1 Rx | Limited Statewide Doctors - POS

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

Medicare Participation & PECOS Enrollment Status

Demi Oliver is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

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: 4082192927

    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: I20260202000361

    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? Maybe

    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.

Reviews for DEMI OLIVER CCC-SLP

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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 1639908783, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
7
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
3
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 3 → 6 9 → 18 → 9 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 8 + 0 + 1 + 6 + 7 + 1 + 6 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1639908783.

Other Providers at the Same Location


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

Psychiatry & Neurology (Neurology)
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Rehabilitation Hospital
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Nurse Practitioner (Family)
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Rehabilitation Hospital
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Orthopaedic Surgery
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Nurse Practitioner (Family)
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Rehabilitation Hospital
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Physical Therapist
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Physical Therapist
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Internal Medicine
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Physical Medicine & Rehabilitation
235 WEALTHY ST SE, SUITE 100
GRAND RAPIDS, MI 49503
Speech-Language Pathologist
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Speech-Language Pathologist
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Occupational Therapist
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Physical Therapy Assistant
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Rehabilitation Hospital (Children)
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Physician Assistant (Medical)
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Nurse Practitioner
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Dietitian, Registered
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503
Physical Therapist
235 WEALTHY ST SE
GRAND RAPIDS, MI 49503

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639908783, enumerated as an "individual" on July 29, 2024.

The provider is located at 235 WEALTHY ST SE GRAND RAPIDS, MI 49503 and the phone number is (616) 840-8000.

Speech-Language Pathologist with taxonomy code 235Z00000X.

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