DR. MIHAELA S STEFAN (MD) – Internal Medicine Physician, NPI 1114911088

DR. MIHAELA S STEFAN (MD) is a healthcare provider. based in Springfield, Massachusetts. specializing in Internal Medicine Physician. They hold the professional credentials MD. They hold a License No. 223648 (MA). The NPI Number for DR. MIHAELA S STEFAN (MD) is 1114911088

Main info

Female
41 Years Of Experience
Accepts Medicare Assignment
Name
DR. MIHAELA S STEFAN (MD)
NPI
1114911088
Phone
(413) 794-5700
Address
280 CHESTNUT STREET
Enumeration Date
7 September 2005
Last Update Date
25 April 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
1985 (41 years ago)
PAC ID
0547222002
Group Practice PAC ID
5991602971
Professional Enrollment ID
I20050523000876
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience78
Completeness75
Years active:20State licenses:2Digital endpointsOther names

Loading map...

Provider Addresses for DR. MIHAELA S STEFAN (MD)

  • 280, Chestnut Street, Metro Center, Springfield, Hampden County, Massachusetts, 01103, United States

    2ND FLOOR

    SPRINGFIELD, MA 011991001

    Phone: (413) 794-5700

    Type: Mailing

  • Baystate Medical Center, 759, Chestnut Street, North End, Springfield, Hampden County, Massachusetts, 01199, United States

    SPRINGFIELD, MA 011071619

    Phone: (413) 794-6297

    Fax: (413) 794-1767

    Type: Location

  • 2735 5TH ST

    BOULDER, CO 803043229

    Phone: (516) 581-3013

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

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.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

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 01199)

Loading plans...

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: 5991602971View full group profile

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What NPI should I save for DR. MIHAELA S STEFAN (MD)?
Save NPI 1114911088 if you need a stable reference for DR. MIHAELA S STEFAN (MD).
Does this profile mean DR. MIHAELA S STEFAN (MD) is currently active?
Yes — DR. MIHAELA S STEFAN (MD) appears active in the national provider directory.
What kind of provider is DR. MIHAELA S STEFAN (MD)?
The page reflects Internal Medicine Physician for DR. MIHAELA S STEFAN (MD). Clinical services aligned with this taxonomy classification.
Where is DR. MIHAELA S STEFAN (MD)'s primary listing?
We display Springfield, Massachusetts because that is what the record indicates for DR. MIHAELA S STEFAN (MD).
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

Similar Providers

DIANE L DIETZEN (MD)

Hospice and Palliative Medicine (Internal Medicine) Physician
280, Chestnut Street, Metro Center, Springfield, Hampden County, Massachusetts, 01103, United States
NPI: 1578569828

SUDEEP K AULAKH (M.D.)

Internal Medicine Physician
280, Chestnut Street, Metro Center, Springfield, Hampden County, Massachusetts, 01103, United States
NPI: 1043217318

DR. JAMES FRANCIS HAINES (M.D.)

Internal Medicine Physician
299, Carew Street, Liberty Heights, Springfield, Hampden County, Massachusetts, 01014, United States
NPI: 1497754170

DR. WILLIAM J. BELCASTRO (M.D.)

Internal Medicine Physician
299, Carew Street, Liberty Heights, Springfield, Hampden County, Massachusetts, 01014, United States
NPI: 1548269251
299, Carew Street, Liberty Heights, Springfield, Hampden County, Massachusetts, 01014, United States
NPI: 1124027834

CHESTNUT MEDICAL ASSOCIATES, INC

Internal Medicine Physician
300, Birnie Avenue, Brightwood, Springfield, Hampden County, Massachusetts, 01107, United States
NPI: 1679565543

DR. JOHN A EGELHOFER (MD)

Internal Medicine Physician
300, Birnie Avenue, Brightwood, Springfield, Hampden County, Massachusetts, 01107, United States
NPI: 1972595775

DR. JAMES HESSION (MD)

Internal Medicine Physician
300, Birnie Avenue, Brightwood, Springfield, Hampden County, Massachusetts, 01107, United States
NPI: 1588656193

DR. DAVID R FANTI (MD)

Internal Medicine Physician
300, Birnie Avenue, Brightwood, Springfield, Hampden County, Massachusetts, 01107, United States
NPI: 1396737904