Karthik Ramanathan, M.D.
NPI 1932547445 · Surgery Physician · Minneapolis, MN
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karthik Ramanathan, M.D. is a Surgery Physician provider in Minneapolis, MN (NPI 1932547445).
Provider details
- NPI number
- 1932547445
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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 tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
112 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 29 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 28 | $62 |
| Transplantation of Donor Kidney50360 | 17 | $1,786 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 | $125 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 13 | $74 |
| Preparation of Donor Kidney for Transplantation50323 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,650 across 2 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
Additional practice locations (1)
- 1120 South DrFesler Hall 224Indianapolis, IN 46202-5135Phone: (317) 274-4966
Registry dates
- Enumerated
- 2013-06-06
- Last updated
- 2018-10-19
Frequently asked questions
- What is Karthik Ramanathan's NPI number?
- Karthik Ramanathan's National Provider Identifier (NPI) is 1932547445, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karthik Ramanathan's specialty?
- Karthik Ramanathan is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Karthik Ramanathan located?
- Karthik Ramanathan's practice location on file with NPPES is 909 Fulton St Se, Minneapolis, MN 55455-4800.
- What is Karthik Ramanathan's phone number?
- The practice phone number listed in the NPPES registry for Karthik Ramanathan is (612) 672-7422.
- Does Karthik Ramanathan accept Medicare?
- Karthik Ramanathan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karthik Ramanathan's NPI active?
- Yes — Karthik Ramanathan's NPI (1932547445) is active in the NPPES registry as of the last update on 2018-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.