Champakamala Rajanna, M.D.,
NPI 1598044133 · Psychiatry Physician · Mansfield Center, CT
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Champakamala Rajanna, M.D., is a Psychiatry Physician provider in Mansfield Center, CT (NPI 1598044133).
Provider details
- NPI number
- 1598044133
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.,
- Sex
- Female
- Sole proprietor
- No
- License
- 0116024030 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 46 | — |
| Gabapentin | 35 | 13 |
| Trazodone Hcl | 34 | 14 |
| Olanzapine | 25 | — |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 25 | — |
| Buprenorphine Hcl | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$132 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-08-14
- Last updated
- 2015-06-23
Frequently asked questions
- What is Champakamala Rajanna's NPI number?
- Champakamala Rajanna's National Provider Identifier (NPI) is 1598044133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Champakamala Rajanna's specialty?
- Champakamala Rajanna is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Champakamala Rajanna located?
- Champakamala Rajanna's practice location on file with NPPES is 189 Storrs Rd, Mansfield Center, CT 06250-1683.
- What is Champakamala Rajanna's phone number?
- The practice phone number listed in the NPPES registry for Champakamala Rajanna is (646) 685-6671.
- Does Champakamala Rajanna accept Medicare?
- Champakamala Rajanna is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Champakamala Rajanna's NPI active?
- Yes — Champakamala Rajanna's NPI (1598044133) is active in the NPPES registry as of the last update on 2015-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.