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NAINI SHARMA MD
NPI 1659602027
Internal Medicine - Rheumatology in Fremont, CA

Active since January 24, 2010PECOS EnrolledAccepts Medicare Assignment
46047 RAINDANCE RD, FREMONT, CA 94539(510) 793-3220 Get Directions Write a Review

NPPES record last updated: March 22, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Naini Sharma Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NAINI SHARMA MD (NPI 1659602027) is an individual rheumatology provider in Fremont, California, licensed in California (111567) and active in the NPI registry since January 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2003).

NPPES Registry Identity

NPI1659602027
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameNAINI SHARMACredential: MD
Location Address46047 RAINDANCE RDFremont, CA 94539-6963
Mailing Address46047 Raindance RdFremont, CA 94539-6963 · (510) 793-3220
Phone(510) 793-3220
Sole ProprietorYes
Medical School CMSOtherGraduated 2003
Enumeration DateJanuary 24, 2010
Last NPPES UpdateMarch 22, 2017
✔ NPI 1659602027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · 111567
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
46047 RAINDANCE RD, Fremont, CA 94539
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Naini Sharma Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9537336060
PECOS Enrollment IDI20120124000232
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Naini Sharma reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Alameda Health System
6.9 mi
Federally Qualified Health Center (FQHC)
6066 CIVIC TERRACE AVE
Newark, CA 94560
  • Reassigned Medicare billing, California enrollment
  • 900 clinicians in this Medicare group
NPI 1497956288 (510) 505-1600
Alameda Inpatient Medical Inc
26 mi
Internal Medicine
2070 CLINTON AVE
Alameda, CA 94501
  • Reassigned Medicare billing, California enrollment
  • 22 clinicians in this Medicare group
NPI 1588673750 (510) 814-4397

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307
A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.
166 services52 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
145 services46 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
89 services41 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
56 services36 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
44 services34 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
39 services37 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94539 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Naini Sharma's NPI number?

The NPI number for Naini Sharma is 1659602027. It was assigned to this individual provider in the NPPES registry on January 24, 2010.

Where is Naini Sharma located?

Naini Sharma practices at 46047 Raindance Rd, Fremont, CA 94539. The listed phone number is (510) 793-3220.

What is Naini Sharma's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Naini Sharma enrolled in Medicare?

Yes. Naini Sharma is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Naini Sharma's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Naini Sharma reassigns Medicare benefits to 2 organizations: Alameda Health System (Newark, CA) and Alameda Inpatient Medical Inc (Alameda, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Naini Sharma's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Naini Sharma was last updated on March 22, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.