INDUMATHI RAGHAVAN M.D.
NPI 1851516934
Psychiatry & Neurology - Geriatric Psychiatry in Thousand Oaks, CA

NPI Status: Active since April 16, 2007

Contact Information

509 MARIN ST
SUITE# 233
THOUSAND OAKS, CA
ZIP 91360
Phone: (805) 496-8003
Fax: (805) 496-8303

Get Directions Write a Review

  • Individual
  • Female
  • Psychiatry & Neurology
  • Geriatric Psychiatry
  • PECOS Enrolled

About INDUMATHI RAGHAVAN

This page provides the complete NPI Profile along with additional information for Indumathi Raghavan, a provider established in Thousand Oaks, California with a medical specialization in Psychiatry & Neurology, focusing in geriatric psychiatry . The healthcare provider is registered in the NPI registry with number 1851516934 assigned on April 2007. The practitioner's primary taxonomy code is 2084P0805X with license number A054464 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1851516934
Provider Name
INDUMATHI RAGHAVAN M.D.
Gender
Female
Entity Type
Individual
Location Address
509 MARIN ST SUITE# 233 THOUSAND OAKS, CA 91360
Location Phone
(805) 496-8003
Location Fax
(805) 496-8303
Mailing Address
509 MARIN ST SUITE 233 THOUSAND OAKS, CA 91360
Mailing Phone
(805) 496-8003
Mailing Fax
(805) 496-8303
Is Sole Proprietor?
No
Enumeration Date
04-16-2007
Last Update Date
09-11-2025
Code Navigator

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

Psychiatry & Neurology Geriatric Psychiatry

Taxonomy Code
2084P0805X
Type
Allopathic & Osteopathic Physicians
License No.
A054464
License State
CA
Taxonomy Description
Geriatric Psychiatry is a subspecialty with psychiatric expertise in prevention, evaluation, diagnosis and treatment of mental and emotional disorders in the elderly, and improvement of psychiatric care for healthy and ill elderly patients.

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)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

A054464 (CA)

Medicare Participation & PECOS Enrollment Status

Indumathi Raghavan 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: Durable Medical Equipment (DME) and Power Mobility Devices.

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: No

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

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: Yes

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 91360 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $185.36
  • Minimum New Patient Price $62.32
  • Maximum New Patient Price $185.36
  • Average New Patient Copayment $46.34
  • Minimum New Patient Copayment $15.58
  • Maximum New Patient Copayment $46.34

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $108.74
  • Minimum Established Patient Price $20.68
  • Maximum Established Patient Price $151.85
  • Average Established Patient Copayment $27.18
  • Minimum Established Patient Copayment $5.17
  • Maximum Established Patient Copayment $37.96

* 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 INDUMATHI RAGHAVAN M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1851516934, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
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 5 → 10 → 1 5 → 10 → 1 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 1 + 0 + 1 + 1 + 2 + 9 + 6 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1851516934.

Other Providers at the Same Location


The following 18 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
509 MARIN ST, SUITE 233
THOUSAND OAKS, CA 91360
Physical Therapist
509 MARIN ST, SUITE 135
THOUSAND OAKS, CA 91360
Occupational Therapist
509 MARIN ST, SUITE 135
THOUSAND OAKS, CA 91360
Physical Therapist
509 MARIN ST, SUITE 135
THOUSAND OAKS, CA 91360
Speech-Language Pathologist
509 MARIN ST, STE 135
THOUSAND OAKS, CA 91360
Social Worker (Clinical)
509 MARIN ST, 124-D
THOUSAND OAKS, CA 91360
Specialist
509 MARIN ST, SUITE 134
THOUSAND OAKS, CA 91360
Dentist
509 MARIN ST, SUITE 220
THOUSAND OAKS, CA 91360
Physical Therapist
509 MARIN ST
THOUSAND OAKS, CA 91360
Psychologist (Clinical)
509 MARIN ST, SUITE 124C
THOUSAND OAKS, CA 91360
Counselor (Mental Health)
509 MARIN ST, SUITE 234
THOUSAND OAKS, CA 91360
Speech-Language Pathologist
509 MARIN ST
THOUSAND OAKS, CA 91360
Dentist
509 MARIN ST, SUITE 228
THOUSAND OAKS, CA 91360
Psychologist (Clinical)
509 MARIN ST, SUITE 124
THOUSAND OAKS, CA 91360
Behavior Analyst
509 MARIN ST
THOUSAND OAKS, CA 91360
Clinic/Center (Physical Therapy)
509 MARIN ST, SUITE 135
THOUSAND OAKS, CA 91360
Behavior Technician
509 MARIN ST
THOUSAND OAKS, CA 91360
Behavior Technician
509 MARIN ST
THOUSAND OAKS, CA 91360

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851516934, enumerated as an "individual" on April 16, 2007.

The provider is located at 509 MARIN ST SUITE# 233 THOUSAND OAKS, CA 91360 and the phone number is (805) 496-8003.

Psychiatry & Neurology with taxonomy code 2084P0805X and a focus in Geriatric Psychiatry.