Ulka Vaishampayan, MD
NPI 1659318640 · Internal Medicine Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ulka Vaishampayan, MD is a Internal Medicine Physician provider in Ann Arbor, MI (NPI 1659318640).
Provider details
- NPI number
- 1659318640
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301062981 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
687 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 208 | $145 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 123 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 122 | $143 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 49 | $16 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 47 | $66 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 101 | 43 |
| Cabozantinib S-Malatebrand: Cabometyx | 85 | 20 |
| Abiraterone Acetate | 52 | — |
| Bicalutamide | 51 | 11 |
| Oxycodone Hcl | 36 | 13 |
| Levothyroxine Sodium | 35 | 12 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$103,779 across 90 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
- 2006-05-31
- Last updated
- 2020-03-18
- Certified
- 2020-03-18
Frequently asked questions
- What is Ulka Vaishampayan's NPI number?
- Ulka Vaishampayan's National Provider Identifier (NPI) is 1659318640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ulka Vaishampayan's specialty?
- Ulka Vaishampayan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ulka Vaishampayan located?
- Ulka Vaishampayan's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Ulka Vaishampayan's phone number?
- The practice phone number listed in the NPPES registry for Ulka Vaishampayan is (734) 936-4000.
- Does Ulka Vaishampayan accept Medicare?
- Ulka Vaishampayan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ulka Vaishampayan's NPI active?
- Yes — Ulka Vaishampayan's NPI (1659318640) is active in the NPPES registry as of the last update on 2020-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.