Ashima Mannan, NP
NPI 1134538879 · Nurse Practitioner · Waltham, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashima Mannan, NP is a Nurse Practitioner provider in Waltham, MA (NPI 1134538879).
Provider details
- NPI number
- 1134538879
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 259466 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
113 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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 61 | $117 |
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 52 | $170 |
Typical Medicare-allowed amounts for these services range $117–$170 (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 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 138 | 22 |
| Omeprazole | 83 | 14 |
| Levothyroxine Sodium | 78 | 14 |
| Apixabanbrand: Eliquis | 75 | — |
| Metoprolol Succinate | 74 | 13 |
| Torsemide | 69 | — |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-08-06
- Last updated
- 2014-08-06
Frequently asked questions
- What is Ashima Mannan's NPI number?
- Ashima Mannan's National Provider Identifier (NPI) is 1134538879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashima Mannan's specialty?
- Ashima Mannan is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ashima Mannan located?
- Ashima Mannan's practice location on file with NPPES is 128 Willow St, Waltham, MA 02453-8329.
- What is Ashima Mannan's phone number?
- The practice phone number listed in the NPPES registry for Ashima Mannan is (617) 840-1845.
- Does Ashima Mannan accept Medicare?
- Ashima Mannan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashima Mannan's NPI active?
- Yes — Ashima Mannan's NPI (1134538879) is active in the NPPES registry as of the last update on 2014-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.