Alka Walter, MBBS
NPI 1831503564 · Family Medicine Physician · Iowa City, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alka Walter, MBBS is a Family Medicine Physician provider in Iowa City, IA (NPI 1831503564).
Provider details
- NPI number
- 1831503564
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MBBS
- Sex
- Female
- Sole proprietor
- No
- License
- MD-44372 (IA)
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
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
154 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 60 | $90 |
| 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 | 35 | $15 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 34 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $61 |
Typical Medicare-allowed amounts for these services range $15–$119 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 84 | 24 |
| Amlodipine Besylate | 53 | 15 |
| Lisinopril | 46 | 14 |
| Losartan Potassium | 45 | 12 |
| Levothyroxine Sodium | 43 | 14 |
| Simvastatin | 33 | 11 |
| Metformin Hcl | 31 |
Practice location
Mailing address
Additional practice locations (5)
- 920 E 2nd Ave Ste 201bCoralville, IA 52241-2225Phone: (319) 467-2000Fax: (319) 467-2814
- 500 E Market StIowa City, IA 52245-2633Phone: (319) 339-3551Fax: (319) 248-7945
- 3640 Middlebury RdIowa City, IA 52245-2712Phone: (319) 467-6789Fax: (319) 467-7400
- 2751 Northgate DrIowa City, IA 52245-9509Phone: (319) 384-7222Fax: (319) 356-3949
- 3465 Mulberry AveMuscatine, IA 52761-2324Phone: (563) 263-0339Fax: (563) 263-5081
Registry dates
- Enumerated
- 2014-06-20
- Last updated
- 2025-11-25
- Certified
- 2025-11-25
Frequently asked questions
- What is Alka Walter's NPI number?
- Alka Walter's National Provider Identifier (NPI) is 1831503564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alka Walter's specialty?
- Alka Walter is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alka Walter located?
- Alka Walter's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242.
- What is Alka Walter's phone number?
- The practice phone number listed in the NPPES registry for Alka Walter is (319) 384-7000.
- Does Alka Walter accept Medicare?
- Alka Walter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alka Walter's NPI active?
- Yes — Alka Walter's NPI (1831503564) is active in the NPPES registry as of the last update on 2025-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.