Champak Venkitachalam, MD, MPH
NPI 1649589052 · Adult Medicine Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Champak Venkitachalam, MD, MPH is a Adult Medicine Physician provider in Sacramento, CA (NPI 1649589052).
Provider details
- NPI number
- 1649589052
- Entity type
- Individual
- Primary specialty
- Adult Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- A122227 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
201 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 142 | $88 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 27 | $130 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $154 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 13 | $214 |
Typical Medicare-allowed amounts for these services range $88–$214 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 1220 Rossmoor PkwyWalnut Creek, CA 94595-2501Phone: (925) 947-3393
Registry dates
- Enumerated
- 2010-10-03
- Last updated
- 2019-04-09
Frequently asked questions
- What is Champak Venkitachalam's NPI number?
- Champak Venkitachalam's National Provider Identifier (NPI) is 1649589052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Champak Venkitachalam's specialty?
- Champak Venkitachalam is listed in the NPPES registry with a primary specialty of Adult Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Champak Venkitachalam located?
- Champak Venkitachalam's practice location on file with NPPES is 1020 29th St Ste 480, Sacramento, CA 95816-5173.
- What is Champak Venkitachalam's phone number?
- The practice phone number listed in the NPPES registry for Champak Venkitachalam is (916) 733-3777.
- Does Champak Venkitachalam accept Medicare?
- Champak Venkitachalam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Champak Venkitachalam's NPI active?
- Yes — Champak Venkitachalam's NPI (1649589052) is active in the NPPES registry as of the last update on 2019-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.