JANAKI N. RAMANATHAN MD
NPI 1275611873
Radiology - Diagnostic Radiology in San Francisco, CA

NPI Status: Active since November 01, 2006

Contact Information

2351 CLAY ST STE 100
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 600-3143
Fax: (415) 600-3123

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  • Individual
  • Female
  • Years of Experience 28
  • Radiology
  • Diagnostic Radiology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JANAKI RAMANATHAN

This page provides the complete NPI Profile along with additional information for Janaki Ramanathan, a provider established in San Francisco, California with a medical specialization in Radiology, focusing in diagnostic radiology and more than 28 years of experience. She graduated from University Of Texas Medical Branch At Galveston in 1998. The healthcare provider is registered in the NPI registry with number 1275611873 assigned on November 2006. The practitioner's primary taxonomy code is 2085R0202X with license number A80398 (CA). The provider is registered as an individual and her NPI record was last updated 6 years ago.

NPI
1275611873
Provider Name
JANAKI N. RAMANATHAN MD
Gender
Female
Entity Type
Individual
Location Address
2351 CLAY ST STE 100 SAN FRANCISCO, CA 94115
Location Phone
(415) 600-3143
Location Fax
(415) 600-3123
Mailing Address
PO BOX 6102 NOVATO, CA 94948
Mailing Phone
(415) 884-3418
Mailing Fax
(415) 600-3123
Medical School Name
UNIVERSITY OF TEXAS MEDICAL BRANCH AT GALVESTON
Graduation Year
1998
Is Sole Proprietor?
No
Enumeration Date
11-01-2006
Last Update Date
09-23-2020
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Location Map

Secondary Locations

  • 1101 Van Ness Ave Fl 3
    San Francisco, CA 94109
    (415) 600-3232
  • 250 Bon Air Rd
    Greenbrae, CA 94904
    (415) 925-7301
  • 2808 S 143rd Plz
    Omaha, NE 68144
    (402) 609-1800
  • 555 Kinderkamack Rd
    Oradell, NJ 07649
    (201) 488-2660
  • 180 Rowland Way
    Novato, CA 94945
    (415) 209-1500
  • 180 Rowland Way
    Novato, CA 94945
    (415) 209-1500
  • 347 Andrieux St
    Sonoma, CA 95476
    (707) 935-5265
  • 2408 E 81st St Ste 900
    Tulsa, OK 74137
    (918) 477-5000
  • 181 W Meadow Dr Ste 100
    Vail, CO 81657
    (970) 479-7252
  • 2351 E 22nd St
    Cleveland, OH 44115
    (213) 363-2677
  • 3301 El Camino Real Ste 100
    Atherton, CA 94027
    (650) 364-3080

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

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
A80398
License State
CA
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

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)
12085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

25MA08403700 (NJ)
22085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

248102 (NY)
32085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

25.000109 (OH)
42085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

25945 (OK)
52085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

49037 (WA)
62085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

K7874 (TX)
72085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

24315 (NE)
82085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

11524 (MT)
92085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

38047 (AZ)
102085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

MEDS6218 (AK)
112085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

46252 (CO)
122085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

12619 (NV)
132085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

036.119210 (IL)
142085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

4516 (AK)

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 HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - 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.

*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
00A803980MEDICAID (05)CA 
1275611873MEDICAID (05)NE 
5578RAOTHER (01)WAREGENCE BLUE SHIELD
200215450MEDICAID (05)OK 
8505539MEDICAID (05)WA 
8947270OTHER (01)WAL&I CVCP
0168289MEDICAID (05)NJ 
19800070MEDICAID (05)CO 
320447MEDICAID (05)AZ 
0229781OTHER (01)WAL & I
1275611873MEDICAID (05)NV 
P00075447OTHER (01)CARAILROAD MEDICARE

Medicare Participation & PECOS Enrollment Status

Janaki Ramanathan 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.

Janaki Ramanathan 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), a Home Health Agency (HHA) 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

  • PECOS PAC ID: 9931178837

    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: I20040928000541

    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.

  • 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: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Mri scan of arm joint without contrast

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

This service was performed 70 times for 67 patients

Mri scan of arm joint without contrast

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

This service was performed 130 times for 126 patients

Mri scan of leg joint without contrast

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

This service was performed 95 times for 93 patients

Mri scan of leg joint without contrast

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

This service was performed 223 times for 214 patients

Mri scan of leg without contrast

An MRI scan of the leg without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the structures in your leg, such as bones, muscles, and blood vessels. No contrast dye is used.

This service was performed 17 times for 16 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $26.12 for a new patient copayment and $21.22 for an established patient copayment.

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 94115 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $104.51
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $26.12
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

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

  • Average Established Patient Price $84.91
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $21.22
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* 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.

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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 1275611873, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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
2
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
1
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 7 → 14 → 5 6 → 12 → 3 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 1 + 2 + 1 + 2 + 8 + 1 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1275611873.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinic/Center (Magnetic Resonance Imaging (MRI))
2351 CLAY ST STE 100
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275611873, enumerated as an "individual" on November 01, 2006.

The provider is located at 2351 CLAY ST STE 100 SAN FRANCISCO, CA 94115 and the phone number is (415) 600-3143.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.

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