ROBERT J BLOMMER (MD) – Internal Medicine Physician, NPI 1770569717

ROBERT J BLOMMER (MD) is a healthcare provider. based in Ottumwa, Iowa. specializing in Internal Medicine Physician. They hold the professional credentials MD. They hold a License No. MD-20241 (IA). The NPI Number for ROBERT J BLOMMER (MD) is 1770569717

Main info

Male
53 Years Of Experience
Accepts Medicare Assignment
Name
ROBERT J BLOMMER (MD)
NPI
1770569717
Phone
(641) 682-4594
Address
522 N Hancock St
Enumeration Date
21 December 2005
Last Update Date
15 October 2018

Doctor Profile

Medical School Name
UNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Secondary Phone
6418568684
Graduation Year
1973 (53 years ago)
PAC ID
6204934714
Group Practice PAC ID
9739077652
Professional Enrollment ID
I20100429000686
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for ROBERT J BLOMMER (MD)

  • 522 N Hancock St

    Ottumwa, IA 52501

    Phone: (641) 682-4594

    Fax: (641) 682-2123

    Type: Location

  • Des Moines Post Office, 1165, 2nd Avenue, Des Moines, Polk County, Iowa, 50318, United States

    DES MOINES, IA 503051475

    Phone: (641) 683-0800

    Fax: (641) 683-0801

    Type: Mailing

  • 522, North Hancock Street, Ottumwa, Wapello County, Iowa, 52501, United States

    OTTUMWA, IA 525014231

    Phone: (641) 683-0800

    Fax: (641) 683-0801

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 52501)

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Provider's Procedures

ROBERT J BLOMMER (MD) performs procedures in Internal Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEIA83036Hemoglobin A1C level212127
INTERNAL MEDICINEIA85610Blood test, clotting time37240

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9739077652View full group profile
NameSpecialtyState
Nurse PractitionerMO
Nurse PractitionerTX
Nurse PractitionerIA
Geriatric Medicine, Family PracticeIA
Certified Registered Nurse Anesthetist (Crna)IA
Nurse PractitionerIA
Nurse PractitionerIA
Nurse PractitionerIA
Certified Registered Nurse Anesthetist (Crna)IA
Nurse PractitionerIA

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Frequently asked questions

What is the 10-digit NPI for ROBERT J BLOMMER (MD)?
ROBERT J BLOMMER (MD) — NPI 1770569717 — is the standard way to identify this listing.
Is ROBERT J BLOMMER (MD) listed as active for patients and plans?
The listing shows ROBERT J BLOMMER (MD) as active in the NPI system.
What is ROBERT J BLOMMER (MD)'s primary classification?
Internal Medicine Physician is the headline specialty for ROBERT J BLOMMER (MD) here. Clinical services aligned with this taxonomy classification.
Where is ROBERT J BLOMMER (MD) based?
ROBERT J BLOMMER (MD) is tied to Ottumwa, Iowa in the data we show; additional addresses may exist on the full record.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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