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Obstetrics/Gynecology

Tammi L. Bittler, MD

Works at hospitals in Damariscotta, ME · Portland, ME · Maine

Summary

Dr. Tammi L. Bittler, MD is an OB-GYN at 22 Bramhall St, Portland, ME 04102. Phone: (207) 283-0998. Accepts Medicare assignment. NPI 1407818362. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 22 Bramhall St, Portland, ME 04102 · Directions (1 more location)
  • Phone: (207) 283‑0998
  • Medicare: Accepts Medicare assignment
  • Hospitals: Lincolnhealth, MaineHealth Maine Medical Center
  • Group practice: MaineHealth
  • Medical school: University Of Pittsburgh School Of Medicine · graduated 1991 (35 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Tammi L. Bittler, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Tammi L. Bittler accept Medicare assignment?
Yes. Medicare's clinician data says Tammi L. Bittler accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Tammi L. Bittler's NPI number?
1407818362. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tammi L. Bittler works

Medicare's Facility Affiliation Data lists Tammi L. Bittler at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • LincolnhealthDamariscotta, ME · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 201302
  • MaineHealth Maine Medical CenterPortland, ME · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 200009

Practice locations

Addresses where Tammi L. Bittler is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Tammi L. Bittler as a member of this group (CMS data updated October 2, 2026).

  • MaineHealth2,633 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Maine →

Other OB-GYNs in Portland

Clinicians with the same Medicare primary specialty in Portland, ME — not a recommendation.

All OB-GYNs in Portland →

Other clinicians in MaineHealth

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Pittsburgh School Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407818362
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians