Megumi Asai, M.D.
NPI 1437598729 · Surgery Physician · Detroit, MI
Enrolled with Medicare as Practitioner - Colorectal Surgery (proctology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Megumi Asai, M.D. is a Surgery Physician provider in Detroit, MI (NPI 1437598729).
Provider details
- NPI number
- 1437598729
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MT204044 (PA)
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
13 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
165 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) |
|---|---|---|
| Diagnostic Exam of Anus Using an Endoscope46600 | 40 | $42 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 31 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 27 | $98 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $129 |
| Removal of External Hemorrhoids By Rubber Banding46221 | 15 | $185 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 48 | 47 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 45 | 43 |
| Metronidazole | 33 | 32 |
| Neomycin Sulfate | 32 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 15 | 12 |
| Methocarbamol | 12 | 12 |
| Oxycodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$209 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
Registry dates
- Enumerated
- 2013-06-19
- Last updated
- 2018-08-25
Frequently asked questions
- What is Megumi Asai's NPI number?
- Megumi Asai's National Provider Identifier (NPI) is 1437598729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Megumi Asai's specialty?
- Megumi Asai is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Megumi Asai located?
- Megumi Asai's practice location on file with NPPES is 2799 W Grand Blvd, Detroit, MI 48202.
- What is Megumi Asai's phone number?
- The practice phone number listed in the NPPES registry for Megumi Asai is (313) 916-2498.
- Does Megumi Asai accept Medicare?
- Megumi Asai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Megumi Asai's NPI active?
- Yes — Megumi Asai's NPI (1437598729) is active in the NPPES registry as of the last update on 2018-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.